Lincoln Electric Welding System C2410 User Manual

STICK ELECTRODE  
WELDING GUIDE  
Procedures and Techniques  
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Table of Contents  
Welding Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . .4-34  
Out-of-Position Welding  
(Vertical and Overhead) . . . . . . . . . . . . . . . . . . . . . .4-7  
High Deposition Welding . . . . . . . . . . . . . . . . . . . .8-15  
Welding Inclined Plates . . . . . . . . . . . . . . . . . . . .16-17  
High Speed Welding (Sheet Metal) . . . . . . . . . . .18-23  
Low Hydrogen Welding . . . . . . . . . . . . . . . . . . . .24-34  
Minimum Preheat and Interpass Temperatures . . . .35  
Stick Electrode Selection Guide . . . . . . . . . . . . . . . . .36-38  
Welding Safety Precautions . . . . . . . . . . . . . . . . . . . .39-48  
-3-  
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WELDING PROCEDURES  
Out-Of-Position Welding (Vertical and Overhead)  
When welding out-of-position, the molten metal tends to spill out  
of the joint. To offset this tendency, an electrode with a fast  
freezing deposit is needed.  
Welding made with out-of-position electrodes is slow, relatively  
expensive and require a high degree of operator skill. Therefore,  
whenever possible, work should be positioned for downhand  
welding using High-Deposition electrodes – see pages 8-15.  
Procedures  
Vertical Up Groove Welds . . . . . . . . . . . . . . . page 6  
Vertical Down Welds . . . . . . . . . . . . . . . . . . . page 6  
Vertical Up Fillet Welds . . . . . . . . . . . . . . . . . . page 7  
Overhead Fillet Welds . . . . . . . . . . . . . . . . . . page 7  
For vertical up and vertical down pipe welding technique,  
request Lincoln bulletin C2.420, Welding Pressure Pipelines.  
Alternate Electrodes  
Vertical, overhead, and horizontal groove welds on plate thicker  
than 1/2” are most economically done with low hydrogen  
electrodes – see pages 24-34.  
Vertical Up vs. Vertical Down  
Vertical down is recommended for fastest welding of 18 gauge  
to 3/16” thick steel. A description of the recommended drag  
technique along with sheet metal procedures are given in the  
section High-Speed Welding on pages 18-23.  
Vertical up techniques provide deeper penetration and lower  
overall welding costs on plate over 3/16” thick.  
Electrode, Current and Polarity  
The vertical up and overhead procedures in this section  
recommend 3/16” and smaller Fleetweld 5P or 5P+ (E6010)  
electrode using electrode positive and currents in the lower  
portion of the electrodes range. When only AC otuput is  
available, use Fleetweld 35 or Fleetweld 180 (E6011) electrode at  
about 10% higher current.  
-4-  
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Vertical Up Techniques for Fillet and Groove Welds  
Whip  
first pass  
Box weave  
second pass  
Straight weave  
1. Make first pass root beads with a whipping technique. Whip  
the electrode tip out of the molten crater and up for a short  
time to let the crater cool before returning the electrode tip to  
the crater area to add more weld metal.  
2. Root pass beads, particularly when made with a  
whipping technique, tend to be humped in the middle.  
Therefore, a box weave is often needed for the second pass  
to assure good fusion along the edge of the first bead. The  
box weave is similar to the straight weave except a slight  
upward motion is made at both sides of the weld. Maintain a  
short arc with no whipping.  
3. Employ a straight weave for the final passes. Simply move  
the electrode tip back and forth across the surface of the  
weld pausing slightly at both edges to insure penetration and  
wash-in without undercut.  
Overhead Techniques  
Weld overhead as a series of root beads using a slight  
circulation motion in the crater sometimes accompanied by a  
whip. Weave beads are too fluid and will spill.  
3
1
2
1
3
2
-5-  
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Vertical Up Groove Welds  
Plate Size – T (in.)  
No. of Passes  
1/4  
1-2  
5/16  
1-2  
3/8  
1-2  
1/2-1  
All  
Electrode/AWS Class  
Diameter (in.)  
Fleetweld 5P, Fleetweld 5P+ /E6010  
5/32  
5/32  
3/16  
3/16  
Current (Amps)  
Polarity  
Arc Speed In./Min.(1)  
110  
DC+  
5-1/2  
120  
DC+  
4
150  
DC+  
5
160  
DC+  
4
Ft. of Weld/Hr.(2)  
11  
8.5  
10  
See  
Lbs. of Elec./Ft. of Weld .323  
.440  
.586  
Table A  
Table A  
Plate Thickness-T 1/2” 5/8” 3/4”  
1/ 8"  
1/ 8"  
1”  
10  
1.8  
1
2
T
No. of Passes  
3
4
6
Ft. of Weld/Hr.(2) 6.6 4.4 3.1  
Lbs. of Elec/Ft. .990 1.48 2.08 3.56  
1/2” and thicker plates are more economically welded  
with low hydrogen electrodes.  
Vertical Down Welds  
Weld thicker plate with vertical up techniques.  
3/ 32" gap  
3/ 16"  
T
L
Groove  
Fillet  
Plate Size – T (in.)  
Leg Size – L (in.)  
3/16  
5/32  
No. of Passes  
1-2  
1
Electrode/AWS Class  
Diameter (in.)  
Fleetweld 5P, Fleetweld 5P+ E6010  
5/32  
Current (Amps)  
Polarity  
Arc Speed In./Min.(1)  
120  
DC+  
10-11  
Ft. of Weld/Hr. (2)  
26  
55  
Lbs. of Elec./Ft. of Weld  
.168  
.071  
(1) First pass only. On later passes adjust arc speed to obtain proper bead size.  
(2) Total for all passes. 100% operating factor.  
-6-  
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Vertical Up Fillet Welds  
or  
L
No. of Passes  
Leg Size – L (in.)  
1
1
1
1
1-2  
1/2  
1-3  
5/8  
1-4  
3/4  
3/16 1/4 5/16 3/8  
Electrode/AWS Class  
Diameter (in.)  
Fleetweld 5P, Fleetweld 5P+(1)/ E6010  
3/16 3/16 3/16 3/16 3/16 3/16 3/16  
Current (Amps)  
Polarity  
150 155 155 155 160  
DC+ DC+ DC+ DC+ DC+ DC+ DC+  
160 160  
Arc Speed In./Min.(2)  
8
5
3
2
4-1/2 4-1/2 4-1/2  
6.8 4.4 3.0  
Ft. of Weld/Hr.(3)  
Lbs. of Elec./Ft. of  
Weld  
40  
25  
15  
10  
.137 .211 .346 .514 .850 1.31 1.93  
Overhead Fillet Welds  
After first bead, the sequence  
of bead placements starts on  
vertical plate for each layer.  
L
No. of Passes  
Leg Size – L  
1
1
1
1-2 1-3  
1-6 1-10 1-15  
1/2 5/8 3/4  
5/32 3/16 1/4 5/16 3/8  
Electrode/AWS Class  
Fleetweld 5P, Fleetweld 5P+ /E6010  
5/32 5/32 5/32 5/32 3/16 3/16 3/16 3/16  
130 170 170 170 170 170 170 170  
DC+ DC+ DC+ DC+ DC+ DC+ DC+ DC+  
(in.)  
Diameter  
Current (Amps)  
Polarity  
Arc Speed In./Min. 7-1/2  
(2)  
9
5
7
7
7
7
7
(3)  
Ft. of Weld/Hr.  
Lbs. of Elec./Ft. of  
Weld  
38  
45  
25  
18  
12  
6.9 4.4  
3.1  
.100 .145 .253 .369 .532 .945 1.48 2.13  
(1) 5/32” electrode can be used to allow better control.  
(2) First pass only. On later passes adjust arc speed to obtain proper bead size.  
(3) Total for all passes. 100% operating factor.  
-7-  
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High-Deposition Welding  
High deposition applications includes groove, fillet, lap and  
corner welds in 3/16” and thicker plate welded with the work  
level or slightly downhill. These joints are capable of holding a  
large molten pool of weld metal as it freezes.  
These welds are made with Jetweld electrodes because the high  
iron powder content in the coating produces high deposit rates  
to fill joints in the shortest time for economical welding.  
Procedures  
Lap welds . . . . . . . . . . . . . . . . . . . . . . . . . . . page 11  
Corner Welds . . . . . . . . . . . . . . . . . . . . . . . . . page 11  
Groove Welds . . . . . . . . . . . . . . . . . . . . . . . . page 12  
Flat Fillet Welds . . . . . . . . . . . . . . . . . . . . . . . page 14  
Horizontal Fillet Welds . . . . . . . . . . . . . . . . . . page 15  
Alternate Electrodes  
When desired, the following alternate electrodes can be used  
with similar procedures:  
Recommended  
Alternate  
Jetweld 1 (E7024-1)  
Jetweld 1 or 3 (E7024)  
Jetweld 3 (E7024)  
Jetweld LH-3800 (E7028H8)  
Jetweld Operating Techniques  
Polarity and Current – Use AC for fast welding speeds, high  
deposit rates, and good arc characteristics. DC can be used but  
the resulting arc blow may complicate control of the molten  
puddle.  
Optimum current for most jobs is 5-10 amps above the center of  
the electrodes range. Do not exceed the center of the range for  
x-ray quality deposits.  
Use a Drag Technique – Tip the electrode 10 to 30° in the direc-  
tion of travel and make stringer beads. Weld with the electrode  
end lightly dragging on the work to force the molten metal out  
from under the electrode tip allowing adequate penetration. The  
smooth welds look almost like automatic welds.  
-8-  
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Slow travel  
WRONG  
1/ 8" root gap between  
electrode coating and plate  
Slag  
Fused metal  
Plate  
Fast Travel  
RIGHT  
Electrode coating  
touches plate lightly  
60 to 80°  
Slag  
Fused metal  
Plate  
Travel fast, but not too fast for good slag coverage. Stay about  
1/4” to 3/8” ahead of the molten slag. If travel speed is too slow,  
a small ball of molten slag may form and roll ahead of the arc  
causing erratic bead shape, spatter, and poor penetration.  
Deep Groove Groove Welds – To hold the large pool of molten  
weld metal from Jetweld electrodes, either a weld backing plate  
or a root pass made with deep penetrating electrode (usually  
E6010 or E6011) is required. Deposit Jetweld beads with a  
stringer technique or a slight weave to obtain fusion to both  
plates. Split weave welds are better than a wide weave near the  
top of deep grooves. Size the second to last layer so the last  
layer will not exceed a 1/16” buildup.  
-9-  
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Fillet and Lap Welds – The ideal fillet or lap weld has equal legs  
and a flat or slightly convex bead. Excess convexity wastes weld  
metal. A concave bead is susceptible to shrinkage cracks.  
Flat fillet and lap welds are made with the same general  
techniques as groove welds.  
60°  
45°  
End view  
Side view  
Weld single pass fillets using a drag technique with the tip of the  
electrode touching both plates. Usually weld with the electrode  
at a 45° angle (end view) from the horizontal plate. However,  
adjust this angle from as little as 30° to as much as 60° when  
required to maintain equal leg sizes on both plates.  
When two passes are needed, deposit the first bead mostly on  
the bottom plate. To weld the second pass hold the electrode at  
about 45° angle fusing into the vertical plate and the first bead.  
4
3
2
1
2
1
Make multiple pass horizontal fillets as shown in the sketch. Put  
the first bead in the corner with fairly high current even though  
there may be slight undercut, succeeding passes will burn it out.  
Deposit the second bead on the horizontal plate fusing into the  
first bead. Hold the electrode angle needed to deposit the filter  
beads as shown, putting the final bead against the vertical plate.  
-10-  
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Lap Welds  
T
L
Use fillet weld procedures  
for laps on 3/8” and  
thicker plate.  
Plate Size – T (in.)  
Leg Size – L (in.)  
No. of Passes  
3/16  
3/16  
1
1/4  
1/4  
1
5/16  
5/16  
1
Electrode/AWS Class  
Diameter (in.)  
Jetweld 1/E7024-1  
3/16  
7/32  
7/32  
Current (Amps)  
Polarity  
Arc Speed In./Min.  
290  
AC  
15-1/2  
360  
AC  
15  
360  
AC  
13  
Ft. of Weld/Hr.(1)  
78  
75  
65  
Lbs. of Elec./Ft. of weld .170  
.211  
.253  
Corner Welds  
L
L = 1/ 2 T  
T
Plate Size – T (in.)  
Leg Size – L (in.)  
Pass  
3/16  
3/32  
1
1/4 5/16 3/8 1/2  
1/8 5/132 3/16 1/4  
1
1
1
1
Electrode/Class  
Size  
Jetweld 1/E7024-1  
5/32 3/16 7/32 7/32 1/4  
Current – Amps  
Polarity  
Arc Speed In./Min.  
215  
AC  
24.5  
260 330 340 390  
AC  
21  
AC  
20.5  
AC AC  
18 15.5  
(1)  
Ft. of Weld/Hr.  
120  
105 103  
90  
77  
Lbs. of Elec./Ft. of weld .075 .114 .152 .175 .250  
Note: Maximum strength, full size corner welds, as illustrated,  
can be made using the next smaller E7024 electrode, lower  
currents, slower arc speed and slower travel speed. Use 2  
passes on 1/2” plate when making full size corner weld.  
(1) 100% operating factor.  
-11-  
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Groove Welds  
T
1/ 16"± 1/ 32"  
Do not use for code quality work  
This square edge groove joint requires the deep penetration of  
Fleetweld 5P or 5P+.  
Plate Size – T (in.)  
No. of Passes  
3/16  
2
1/4  
2
5/16  
2
3/8  
2
Electrode/AWS Class  
Diameter (in.)  
Fleetweld 5P, Fleetweld 5P+/E6010  
1/4  
5/16  
5/16  
5/16  
Current (Amps)  
Polarity  
Arc Speed In./Min.(1)  
240  
DC+  
18  
325  
DC+  
18  
390  
DC+  
18  
410  
DC+  
18  
Ft. of Weld/Hr.(2)  
45  
45  
45  
45  
Lbs. of Elec./Ft. of Weld .171  
.275  
.315  
.330  
(1) Both passes.  
(2) Total for all passes. 100% operating factor.  
Groove Welds  
First Pass  
30¡  
3/16” Jetweld 2 E6027  
T
300 amps. AC at 14”/Min.  
Steel backup  
5/ 16"  
Plate Size – T (in.)  
No. of Fill Passes  
5/16  
2-3  
3/8  
2-3  
1/2  
2-4  
3/4  
2-6 2-8  
1
Electrode /AWS Class  
Diameter (in.)  
Jetweld 2/E6027  
1/4  
Current (Amps)  
Polarity  
Arc Speed In./Min.(1)  
390  
AC  
14  
Ft. of Weld/Hr.(2)  
20  
22  
17  
11  
8.2  
(
Lbs. of Elec./Ft. of weld3) .524 .697 1.00 1.69 2.37  
(1) First pass only. On later passes adjust arc speed to obtain proper  
bead size.  
(2) Total for all passes. 100% operating factor.  
(3) Plus .228 lbs. of 3/16” E6027/ft. of weld for first pass.  
-12-  
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Deep Groove Welds  
60°  
Joint A  
Pass 1  
E6011  
2
1
T
Back gouge before  
welding final pass  
1/ 8"  
1/ 16"  
Root passes - Joints A, B & C - 3/16 Fleetweld 35 (E6011), 175-180  
Amps. AC at 6-9 in/min.  
JOINT A  
Plate Size – T (in.)  
No. of Passes  
3/8  
2-3  
1/2  
2-3  
5/8  
2-3  
5/8  
4
Electrode/AWS Class  
Diameter (in.)  
Jetweld 2/E6027  
3/16  
7/32  
1/4  
7/32  
Current (Amps)  
Polarity  
280  
AC  
340  
AC  
375  
AC  
340  
AC  
Ft. of Weld/Hr.(1)  
21  
19  
.4810  
14  
.795  
14  
.235  
Lbs. of Elec./Ft. of Weld(2) .366  
(1) Total for all passes. 100% operating factor.  
(2) Plus .160 lbs. of 3/16” E6011/ft. of weld for each root pass.  
Over E6011 Root Passes  
Joint B  
Joint C  
60°  
5/ 16" & 3/ 8" Pass 1 — E6011 Passes 1 to 3 —  
1/ 2" - 1" Pass 1 & 2 — E6011 E6011  
9
8
7
2
1
3
2
1
T
T
4
5
1/ 8"  
1/ 8"  
6
1/ 8" Root  
opening  
JOINT B  
JOINT C  
Plate Size – T (in.)  
No. of Passes  
5/16 3/8 1/2 3/4  
1
3/4  
1
4-7  
1-1/2  
4-9  
2
2-3 3-6 3-10 4-5  
3
Electrode/AWS Class  
Diameter (in.)  
Jetweld 2/E6027  
5/32 5/32 1/4 1/4 1/4  
1/4  
Current (Amps)  
Polarity  
220 220 390 390 390  
390  
AC  
AC  
21  
AC AC AC AC  
16 14 8.2 5.3 9.0  
Ft. of Weld/Hr.(1)  
Lbs. of Elec./Ft. of  
Weld(2)  
6.2  
4.1  
.142 .284 .354 1.47 2.94 .728 1.45 3.04  
(1) Total for all passes. 100% operating factor.  
(2) Plus .160 lbs. of 3/16” E6011/ft. of weld for each root pass.  
-13-  
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Flat Fillet Welds  
Also see Low Hydrogen Procedures.  
T
L
Plate Size – T  
No. of Passes  
Leg Size – L (in.)  
14 ga 12 ga 10 ga 3/16" 3/16" 1/4" 1/4"  
1
1
1
1
1
1
1
5/32 5/32 3/16 3/16  
Electrode/AWS Class  
Diameter (in.)  
Jetweld 1/E7024-1  
3/32 1/8 1/8 1/8 5/32 5/32 3/16  
Current (Amps)  
Polarity  
Arc Speed In./Min.(1)  
95  
AC  
150  
AC  
160 180 210 230 270  
AC AC AC AC AC  
15 17-1/2 17-1/2 17 16-1/2 17 14-1/2  
Ft. of Weld/Hr.(2)  
Lbs. of Elec./Ft. of  
Weld  
75  
88  
88  
85  
83  
85  
72  
.29  
.049 .076 .082 .117 .162 .20  
(1) First pass only. On later passes adjust arc speed to obtain proper  
bead size.  
(2) Total for all passes. 100% operating factor.  
For X-ray quality:  
1. Use low hydrogen procedures, pages 24-34.  
(or)  
2. Weld 3/16” to 5/16” fillets with E6027 electrodes at the E7024  
procedures. Weld 3/8” and larger fillets with 1/4” E6027 at  
about 400 amps. Travel speed will be slower.  
-14-  
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Plate Size – T  
No. of Passes  
Leg Size – L (in.)  
14 ga 12 ga  
10 ga 3/16  
1/4  
1
5/16  
2-4  
1/4  
3/8  
1
5/16  
1/2  
2-5  
3/8  
5/8  
1-2  
1/2  
3/4  
1-3  
9/16 5/8  
3/4  
1-4  
1
1-5  
3/4  
1
2-3  
1
2-3  
5/32 3/16  
Electrode/ AWSClass  
Diameter (in.)  
Jetweld 1/E7024-1  
3/32  
1/8  
1/8  
5/32 3/16  
7/32  
1/4  
1/4  
1/4  
1/4  
1/4  
1/4  
Current (Amps)  
Polarity  
Arc Speed In./Min.  
95  
AC  
15  
150  
AC  
17.5  
160  
AC  
17.5  
210  
AC  
17  
270  
AC  
16  
325  
AC  
17  
375  
AC  
13.5  
375  
AC  
11  
375  
AC  
11  
375 375 375  
AC  
AC  
AC  
T
(1)  
11  
11  
11  
L
(2)  
Ft. of Weld/Hr.  
75  
88  
88  
85  
80  
85  
68  
55  
28  
22  
17  
12  
Lbs. of Elec./Ft. of  
Weld  
.050  
.077  
.083 .119  
.166  
.21  
.30  
.41  
.73  
.92 1.15 1.62  
(1) First pass only. On later passes adjust arc speed to obtain proper bead size.  
(2) Total for all passes. 100% operating factor.  
T
3
5
T
4
L
3
2
For x-ray quality:  
L
1. Use low hydrogen procedures, pages 24-34.  
(or)  
2
1
1
2. Weld 3/16” to 1/2” plate, use E6027 at slightly lower currents and arc speeds.  
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Welding Inclined Plate  
These procedures are used when:  
1. The work cannot be positioned in the level position  
for high speed welding with High Deposition  
Jetweld electrodes.  
2. The weld is made partly in the level position and  
partly downhill.  
Fleetweld 47 electrodes have a fairly high iron powder content in  
the coating, which provides a good deposition rate consistent  
with downhill welding ability.  
Using a drag technique, maintain about a 5/32” distance  
between the end of the electrode and the molten slag. If the  
distance is too great, skips occur in the weld. If the distance is  
too short, the slag will flow under the arc causing slag holes.  
L
-16-  
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(1)  
(2)  
(1)  
(2)  
(1)  
(2)  
(1)  
(2)  
(2)  
Downhill Angle (deg.)  
0
60  
90  
0
30 60  
0
10  
35  
0
10  
20  
0-5  
1
No. of Passes  
1
1
1
1
Leg Size – L (in.)  
5/32  
1/4  
1/4  
5/16  
3/8  
Electrode/AWS Class  
Diameter (in.)  
Fleetweld 47 / E7014  
5/32  
3/16  
7/32  
1/4  
1/4  
Current (Amps)  
Polarity  
200  
AC  
250  
AC  
310  
AC  
370  
AC  
400  
AC  
(3)  
Arc Speed In./Min.  
13  
13  
16 12 12 13 11 11  
13  
9
9
11  
7.5  
Lbs. of Elec./Ft. of  
.095 .095 .081 .110 .110 .121 .191 .191 .180 .270 .270 .240 .390  
(1) Maximum downhill angle for full size welds.  
(2) Welds made at the maximum downhill angles listed for each electrode size tend  
to be concave and undersized.  
(3) 100% operating factor.  
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High Speed Welding (Sheet Metal)  
Welding sheet steel (18 through12 gauge) requires electrodes  
that weld at high travel speeds with minimum skips, misses, slag  
entrapment, and undercut.  
Procedures  
Groove welds . . . . . . . . . . . . . . . . . . . . . . . . . page 20  
Edge Welds . . . . . . . . . . . . . . . . . . . . . . . . . . page 20  
Fillet Welds . . . . . . . . . . . . . . . . . . . . . . . . . . page 21  
Lap Welds . . . . . . . . . . . . . . . . . . . . . . . . . . . page 21  
Corner Welds . . . . . . . . . . . . . . . . . . . . . . . . . page 22  
Burnthrough Spot Welds . . . . . . . . . . . . . . . . page 23  
Alternate Electrodes  
When the recommended electrodes are not available, or if  
preferred, the following electrodes can be substituted using  
approximately the same procedures:  
Electrode  
Class  
Alternate  
E6011  
E6011  
E6010  
E6013  
E7014  
Fleetweld 5P  
Fleetweld 5P+  
Fleetweld 35  
Fleetweld 7  
Fleetweld 37  
E6010  
E6010  
E6011  
E6012  
E6013  
Welding Techniques  
Generally, use the highest current possible that will not burn-  
through, undercut, or melt the edges of lap, corner, or edge  
welds. Fast welding depends upon the operators skill at  
staying on the joint and traveling at a uniform speed. A few  
days practice may be needed by good welders when first  
starting sheet metal welding.  
For maximum welding speed, minimum distortion and flat welds  
generally position joints for welding 45° to 75° downhill.  
The procedure tables assume tight fit-up and adequate  
clamping or tacking for fast travel speeds and minimum  
distortion. Use copper backing whenever possible to decrease  
burnthrough tendencies. When poor fit-up is encountered:  
1. Reduce the current.  
2. Increase the drag angle.  
3. With E6010 or E6011 electrodes use a quick whip  
technique with a slight circular motion in the crater to  
bridge the gap.  
4. With E6012 or E6013 electrodes, use a small quick  
weave technique to bridge the gap.  
-18-  
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When welding with High Speed electrodes (E6012 and E6013)  
deposit the entire weld in one pass using non-weave beads or a  
slight weave. Drag the electrode on the joint and stay ahead of  
the molten pool. Use enough drag angle so the arc force pushes  
the weld metal back. Use currents in the high portion of the elec-  
trodes range.  
When welding with Out-Of-Position electrodes (E6010 and  
E6011), deposit the entire weld in one pass using non-weave  
beads or a slight weave. Hold a 1/8” or shorter arc. Move as  
fast as possible while maintaining good fusion. Use currents in  
the middle of the electrodes range.  
Weld overhead joints using E6010 or E6011 electrodes with a  
whip technique and a slight circular motion in the crater. Do not  
weave. Point the electrode directly into the joint and slightly for-  
ward into the direction of travel. Use a fairly short arc and travel  
fast enough to avoid spilling. Use currents in the lower portion  
of the electrodes range. Overhead welding of 18 gauge and  
thinner is not recommended.  
-19-  
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Groove Welds  
Flat  
Vertical (welded down)  
Plate Size  
18ga 16ga  
14ga  
12ga 10ga  
Electrode/AWS Class  
Diameter (in.)  
Fleetweld 5P, Fleetweld 5P+ /E6010  
3/32 1/8  
1/8  
5/32 3/16  
Position(1)  
0-30° Downhill  
Current (Amps)  
Polarity(2)  
40  
DC- DC-  
24 32  
70  
80  
DC+  
28  
120  
DC+ DC+  
22  
135  
Arc Speed - In./Min.(3)  
19  
Lbs of Elec./Ft. of Weld .024 .029  
.026  
.049  
.070  
(1)  
Position  
30-90° Downhill  
Current (Amps)  
45  
75  
90  
DC+  
30  
130  
DC+ DC+  
25  
150  
(
Polarity2)  
DC- DC-  
28  
Arc Speed In./Min.(3)  
36  
20  
Lbs. of Elec./Ft. of Weld .023 .028  
.027  
.048  
.073  
Edge Welds  
Flat  
Vertical (welded down)  
Plate Size  
18ga 16ga  
Fleetweld 5P, Fleetweld 5P+ /E6010  
3/32 1/8 1/8 5/32 3/16  
14ga  
12ga 10ga  
Electrode/AWS Class  
Diameter (in.)  
Position(1)  
0-30° Downhill  
Current (Amps)  
50  
DC- DC-  
48 46  
80  
85  
DC-  
43  
115  
DC-  
43  
140  
DC-  
40  
(
Polarity2)  
Arc Speed - In./Min.(3)  
Lbs of Elec./Ft. of Weld .015 .023  
.026  
.038  
.048  
(1)  
Position  
30-90° Downhill  
Current - Amps  
Polarity(2)  
55  
90  
95  
DC-  
50  
125  
DC-  
50  
155  
DC-  
46  
DC- DC-  
56  
Arc Speed In./Min.(3)  
53  
Lbs. of Elec./Ft. of Weld .014 .023  
.025  
.036  
.047  
(1) 45 to 75° downhill position recommended for easy operation and fast speeds.  
(2) AC can be used – see page 22.  
(3) For ft. of weld/hr. multiply in./min. by 5. 100% operating factor.  
-20-  
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Fillet Welds  
Flat  
Horiz ontal  
Vertical (welded down)  
Also see High Deposition Procedures on page 28 for  
14 to 10 gauge fillet welds with Jetweld electrodes.  
Plate Size  
18ga 16ga  
14ga  
12ga 10ga  
Electrode/AWS Class  
Diameter (in.)  
Fleetweld 37/ E6013  
3/32 1/8  
5/32  
5/32 3/16  
(5)  
Position(1)  
0-30° Downhill  
Current (Amps)  
Polarity(2)  
70  
AC  
105  
AC  
16  
155  
AC  
17  
160  
AC  
16  
210  
AC  
16  
Arc Speed - In./Min.(3) (4) 15  
Lbs of Elec./Ft. of Weld .045 .053  
.071  
.079  
.110  
Position(1)  
30-90° Downhill  
Current (Amps)  
Polarity(2)  
75  
AC  
16  
115  
AC  
19  
165  
AC  
21  
170  
AC  
20  
225  
AC  
18  
Arc Speed In./Min.(3) (4)  
Lbs. of Elec./Ft. of Weld .042 .049  
.062  
.070  
.100  
Lap Welds  
Flat  
Vertical (welded down)  
Plate Size  
18ga 16ga  
14ga  
12ga 10ga  
Electrode/AWS Class  
Diameter (in.)  
Fleetweld 37/ E6013  
3/32 1/8  
1/8  
5/32 5/32  
Position(1)  
0-30° Downhill  
Current (Amps)  
Polarity(2)  
75  
AC  
115  
AC  
18  
120  
AC  
16  
165  
AC  
16  
170  
AC  
12  
Arc Speed - In./Min.(3) (4) 17  
Lbs of Elec./Ft. of Weld .042 .055  
.075  
.085  
.110  
Position(1)  
30-90° Downhill  
Current (Amps)  
Polarity(2)  
85  
AC  
21  
125  
AC  
22  
130  
AC  
21  
185  
AC  
21  
180  
AC  
14  
Arc Speed In./Min.(3) (4)  
Lbs. of Elec./Ft. of Weld .038 .050  
.061  
.069  
.100  
(4) Faster arc speeds can be obtained with Fleetweld 7 using DC- polarity and  
these currents.  
-21-  
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Corner Welds  
1/ 2 T  
T
Flat  
Vertical  
18 to  
Permissible for  
(welded down)  
10 gauge  
18 & 16 gauge  
Plate Size  
18ga 16ga  
14ga  
12ga 10ga  
Electrode/AWS Class  
Fleetweld 5P, Fleetweld 5P+ /E6010  
3/32 1/8 1/8 5/32 3/16  
Diameter (in.)  
Position(1)  
0-30° Downhill  
Current (Amps)  
Polarity(2)  
45  
DC- DC-  
33 38  
80  
85  
DC-  
38  
110  
DC-  
36  
155  
DC+  
30  
Arc Speed - In./Min.(3)  
Lbs of Elec./Ft. of Weld .020 .028  
.030  
.043  
.051  
Position(1)  
30-90° Downhill  
Current (Amps)  
Polarity(2)  
50  
90  
95  
DC-  
43  
120  
DC-  
40  
170  
DC+  
36  
DC- DC-  
38  
Arc Speed In./Min.(3)  
43  
Lbs. of Elec./Ft. of Weld .018 .028  
.029  
.044  
.046  
(1) 45 to 75º downhill position is recommended for easy welding and fast  
speeds. Corner welds on 10 gauge steel can be welded 5-7 in./min. faster  
when positioned 75 to 90º downhill rather than 45 to 75º downhill.  
(2) For AC welding use:  
a. E6011 in place of E6010 or E6013 in place of E6012  
b. The same electrode diameters.  
c. About 10% higher current.  
d. The following arc speeds:  
Arc Speed (inch/min)  
Weld Type/  
Position  
Fillet Welds  
0-30º  
18ga  
16ga  
14ga  
12ga  
10ga  
15  
18  
16  
19  
17  
21  
16  
20  
16  
18  
30-90º  
Lap Welds  
0-30º  
30-60º  
17  
21  
18  
22  
18  
23  
16  
21  
15  
18  
Groove Welds  
0-30º  
30-60º  
22  
26  
30  
32  
29  
30  
27  
29  
25  
27  
Edge Welds - Same as DC  
Corner Welds - Same as DC  
(3) For ft. of weld/hr. multiply in./min. by 5. 100% operating factor.  
-22-  
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Burnthrough Spot Welds (Roof Decking to Beam)  
Roof Deck  
Roof Beam Flange  
Roof Deck Thickness 22 ga  
Electrode/AWS Class  
20 ga  
18 ga  
16 ga  
Fleetweld 22 /E6022  
Diameter (in.)  
Position  
1/8  
1/8 5/32 1/8 5/32 5/32  
Flat  
Current (Amps)  
Polarity  
110  
DC-  
120 150 150 165 180  
DC- DC- DC- DC- DC-  
& AC & AC & AC & AC & AC & AC  
-23-  
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Low Hydrogen Welding  
Low hydrogen electrodes are recommended for three broad  
areas of application:  
1. On low alloy, high carbon, high sulfur, or other steels where  
cracking is a problem.  
2. When specified by governing codes.  
3. For lowest costs on vertical, overhead and horizontal groove  
welds on heavy (over 1/2”) plate.  
Procedures  
Vertical Up Groove Welds . . . . . . . . . . . . . . . page 27  
Overhead Groove Welds . . . . . . . . . . . . . . . . page 27  
Vertical Up Fillet Welds . . . . . . . . . . . . . . . . . . page 28  
Overhead Fillet Welds . . . . . . . . . . . . . . . . . . page 28  
Horizontal Groove Welds . . . . . . . . . . . . . . . . pages 29-30  
Flat Fillet Welds . . . . . . . . . . . . . . . . . . . . . . . pages 31-32  
Horizontal Fillet Welds . . . . . . . . . . . . . . . . . . pages 33-34  
Recommended  
Jetweld LH-70  
Jet-LH78 MR  
Class  
E7018  
E7018  
E7018  
E7018-1  
Excalibur® 7018  
Excalibur 7018-1  
Jetweld LH-3800 (E7028) Techniques  
Employ the same techniques for this High-Deposition electrode  
as recommended for E7024 electrodes. Clean the slag from  
every bead on multiple pass welds to prevent slag inclusions  
which would appear on X-ray inspection.  
EXX18 Welding Techniques  
Procedures and techniques for E7018 electrodes can be used  
for E8018, E9018, or E11018 Lincoln electrodes.  
Polarity - Whenever possible use electrode positive for 5/32” and  
smaller electrodes. AC can be used at about 10% higher currents.  
Use AC on 3/16” and larger diameter electrodes to minimize arc  
blow for best operating characteristics. DC+ can also be used  
at about 10% lower currents.  
-24-  
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Drag the electrode lightly. Since low hydrogen electrodes rely on  
the molten slag for shielding, never hold a long arc, whip, leave  
the crater, or move rapidly in any direction. Failure to follow  
these techniques may result in porosity and/or reduce mechani-  
cal properties.  
For Clean Tie-Ins – Strike the arc ahead of the crater, move  
quickly back into the crater, then proceed in the direction of  
welding. This technique welds over the striking area, eliminating  
porosity or tendency for poor starting bead shape.  
Multiple Pass Welds – Clean the slag after each bead. When  
welding in the downhand position, use stringer beads or small  
weaves rather than wide weaves to avoid slag inclusions.  
Vertical Techniques  
Use 5/32” or smaller electrodes and currents in the lower portion  
of the electrodes range. Techniques are as follows:  
1. Use a triangular weave for heavy single pass welds.  
Heavy Single Pass  
Triangular weave  
Multipass  
Stringer bead  
Straight weave  
-25-  
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2. For multipass welds, deposit a first pass bead using a slight  
weave. We emphasize the importance of moving into the  
corner to assure penetration into the corner. Weld additional  
layers with a side-to-side weave hesitating at the sides long  
enough to melt out any small slag pockets and minimize  
undercut. Travel slow enough to maintain the shelf without  
spilling weld metal.  
3. With this technique, slag spills down the weld. As long as no  
metal spills, operation is normal. Once welders are familiar  
with the EXX18 techniques, they will quickly learn to make  
sound welds of excellent appearance.  
Horizontal Groove and Overhead Weld Techniques  
Weld with a series of first pass beads using a slight circular  
motion in the crater. Do not whip. Use 5/32” or smaller  
electrodes and currents in the lower portion of the  
electrodes range.  
3
1
2
1
3
2
-26-  
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Vertical Up Groove Welds  
Also see Out-of-Position Procedures, page 4.  
First Pass  
3/ 16" Fleetweld 5P  
(E6010), 150 amps  
Last Pass - back gouge  
before welding.  
+
DC , 4-1/ 2 in./ min.  
60°  
T
T
1/ 8"  
1/ 8"  
Plate Size – T (in.)  
No. of Passes  
1/2  
3
5/8  
4
3/4  
5
1
7
1-1/4  
9
Jet LH-78MR, Excalibur 7018/E7018  
Excalibur 7018-1/E7018-1  
Electrode/AWS Class  
Diameter (in.)  
5/32  
Current (Amps)  
Polarity  
Arc Speed In./Min.(1)  
155  
DC+  
3-1/2  
Ft. of Weld/Hr.(2)  
Lbs. of Elec./Ft. of weld .750 1.21 1.78 3.20 5.05  
5.4  
3.7  
2.7  
1.6 1.0  
(3) (3)  
(3)  
(3)  
(3)  
Overhead Groove Welds  
First Pass  
1/ 8" Fleetweld 5P (E6010)  
1/ 16"  
1/ 16"  
110 Amps DC +, 4-1/ 2 in./ min.  
T
Use split weave  
for all passes  
after third.  
60°  
Plate Size – T (in.)  
No. of Passes  
5/16  
1
3/8  
1
1/2  
1
3/4  
1
1
1
Excalibur 7018 /E7018  
Electrode/AWS Class Jet LH-78MR,  
Excalibur 7018-1 /E7018-1  
Diameter  
5/32”  
Current (Amps)  
Polarity  
Arc Speed In./Min.(1)  
160  
160 160 160 160  
DC+ DC+ DC+ DC+ DC+  
3-1/2 3-1/2 3-1/2  
4
4
Ft. of Weld/Hr.(2)  
10  
7.5  
5.0 2.5  
1.5  
(
Lbs. of Elec./Ft. of weld .330(4) .450(4) .840(4)1.88(4) 3.34(4)  
(1) First low hydrogen pass only. On later passes adjust Arc Speed to obtain  
proper bead size.  
(2) Total for all passes. 100% operating factor.  
(3) Plus .280 lbs. of 3/16” E6010/ft. of weld for first pass.  
(4) Plus .160 lbs. of 1/8” E6010/ft. of weld for first pass.  
-27-  
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Vertical Up Fillet Welds  
L
No. of Pass  
1
1
1
1
1
2
3
Leg Size – L (in.)  
3/16 1/4 5/16 3/8  
1/2  
5/8  
3/4  
Excalibur 7018 /E7018  
Jet LH-78MR,  
Excalibur 7018-1 /E7018-1  
Electrode/AWS Class  
Diameter (in.)  
3/32 1/8 1/8 5/32 5/32 5/32 5/32  
Current (Amps)  
Polarity  
Arc Speed In./Min.(1)  
80  
130 130 155 155  
155 155  
DC+ DC+ DC+ DC+ DC+ DC+ DC+  
4
4
2.5  
2
1.5  
2.25 2.25  
Ft. of Weld/Hr.(2)  
Lbs. of Elec./Ft. of  
Weld  
19  
.13  
20  
.22  
13  
11  
6.8  
4.5  
1.18 1.71  
3.1  
.33 .47 .79  
Overhead Fillet Welds  
Also see Out-of Position Procedures, page 4.  
1/ 16" max.  
root opening  
After first bead, the sequence  
of bead placement starts on  
vertical plate for each layer.  
L
No. of Passes  
1
1
3
4
6
10  
15  
Leg Size – L (in.)  
3/16 1/4 5/16 3/8  
1/2  
5/8  
3/4  
Excalibur 7018 /E7018  
Jet LH-78MR,  
Excalibur 7018-1 /E7018-1  
Electrode/AWS Class  
Diameter (in.)  
1/8 5/32 5/32 5/32 5/32 5/32 5/32  
Current (Amps)  
Polarity  
130 130 160 160 160  
DC+ DC+ DC+ DC+ DC+ DC+ DC+  
160 160  
Arc Speed In./Min.(1) 6.5  
3.5  
8.5  
15  
9
7.5  
5.9  
7.5  
8.5  
(2)  
Ft. of Weld/Hr.  
Lbs. of Elec./Ft. of  
Weld  
33  
18  
10  
3.8  
2.6  
.13  
.24  
.35 .51 .91  
1.42 2.05  
(1) First low hydrogen pass only. On later passes adjust arc speed to obtain  
proper bead size.  
(2) Total for all passes. 100% operating factor.  
-28-  
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Horizontal Groove Welds  
T
45°  
Back gouge first bead as needed  
Plate Size – T (in.)  
1/ 8"  
15°  
1
2
No. of Passes  
1-2  
3-12  
1-20  
21-38  
Excalibur 7018 /E7018  
Electrode/AWS Class  
Jet LH-78MR,  
Excalibur 7018-1/E7018-1  
(in.)  
Diameter  
3/16  
Current (Amps)  
Polarity  
Arc Speed In./Min.(1)  
230  
DC+  
9
200  
DC+  
8.5  
230  
DC+  
9
200  
DC+  
8.5  
Ft. of Weld/Hr.(2)  
2.5  
.76  
Lbs. of Elec./Ft. of Weld  
2.81  
9.49  
T
5/ 8"  
3/ 4"  
45°  
1/ 4"  
Plate Size – T (in.)  
No. of Passes  
5/8  
3/4  
5
9
6
11  
Excalibur 7018 /E7018  
Jet LH-78MR,  
Excalibur 7018-1 /E7018-1  
Electrode/AWS Class  
(in.)  
Diameter  
3/16  
Current (Amps)  
Polarity  
Arc Speed In./Min.(1)  
230  
DC+  
9
200  
DC+  
8.5  
230  
DC+  
9
200  
DC+  
8.5  
Ft. of Weld/Hr.(2)  
3.2  
2.5  
Lbs. of Elec./Ft. of Weld  
2.26  
2.95  
(1) Arc speed for first pass approximately 5 in./min.  
(2) Total for all passes. 100% operating factor.  
-29-  
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Horizontal Groove Welds  
T
T/ 2  
45°  
Plate Size – T (in.)  
No. of Passes  
1-1/2  
3
4
9
12  
22  
Electrode/AWS Class  
Jet LH-78MR, Excalibur 7018 /E7018  
Excalibur 7018-1 /E7018-1  
(in.)  
Diameter  
3/16  
Current (Amps)  
Polarity  
Arc Speed In./Min.(1)  
230  
DC+  
9
200  
DC+  
8.5  
230  
DC+  
9
200  
DC+  
8.5  
Ft. of Weld/Hr.(2)  
3.6  
1.2  
Lbs. of Elec./Ft. of Weld  
3.12  
6.19  
Use steel backing (as on page 29).  
1"  
1-1/ 4"  
1-1/ 2"  
Plate Size – T (in.)  
No. of Passes  
1
1-1/4  
1-1/2  
1-11 12-17 1-16 17-24 1-22 23-33  
Electrode/AWS Class Jet LH-78MR, Excalibur 7018 /E7018  
Excalibur 7018-1 /E7018-1  
(in.)  
Diameter  
3/16  
Current (Amps)  
Polarity  
Arc Speed In./Min.(1)  
230  
200 230 200 230  
200  
DC+ DC+ DC+ DC+ DC+ DC+  
9
8.5 8.5 8.5  
9
9
Ft. of Weld/Hr.(2)  
Lbs. of Elec./Ft. of  
Weld  
1.6  
4.58  
1.1  
6.56  
.85  
8.83  
(1) Arc speed for first pass approximately 5 in./min.  
(2) Total for all passes. 100% operating factor.  
-30-  
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With E7028 Electrode  
No. of Passes  
1
1
1
1
1
2
3
4
Leg Size – L (in.)  
5/32  
3/16  
1/4  
5/16  
3/8  
1/2  
5/8  
3/4  
Electrode/AWS Class  
Diameter (in.)  
Jetweld LH-3800/E7028  
5/32  
3/16  
3/16  
7/32  
1/4  
1/4  
1/4  
1/4  
Current (Amps)  
Polarity  
Arc Speed In./Min.  
200  
AC  
14  
260  
AC  
14  
280  
AC  
330  
AC  
400  
AC  
9
400  
AC  
10-1/2  
400  
AC  
10  
400  
AC  
9
(1)  
11-1/2 10-1/2  
(2)  
Ft. of Weld/Hr.  
70  
70  
58  
53  
45  
26  
16  
11  
Lbs. of Elec./Ft. of  
Weld  
.104  
.147  
.208  
.285  
.437  
.776  
1.24  
1.78  
(1) First pass only. On later passes, adjust arc speed to obtain proper bead size.  
(2) Total for all passes. 100% operating factor.  
Note: E7028 can produce code quality welds. E7028 is recommended for making high speed low cost welds  
using High-Deposition electrode (high iron powder) techniques described on pages 11-15.  
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With E7018 Electrode  
No. of Passes  
1
1
1
1
1
2
4
5
Leg Size – L (in.)  
5/32  
3/16  
1/4  
5/16  
3/8  
1/2  
5/8  
3/4  
Electrode/AWS Class  
Diameter (in.)  
Jet LH-78MR, Jetweld LH-70, Excalibur 7018, Excaliibur 7018-1  
3/16  
7/32  
7/32  
1/4  
1/4  
1/4  
1/4  
1/4  
Current (Amps)  
Polarity  
Arc Speed In./Min.  
240  
AC  
14  
275  
AC  
13.5  
275  
AC  
9.5  
350  
AC  
7.5  
350  
AC  
6.5  
350  
AC  
7.5  
350  
AC  
7
350  
AC  
7
(1)  
(2)  
Ft. of Weld/Hr.  
70  
68  
48  
38  
33  
17  
12  
8
Lbs. of Elec./Ft. of  
.109  
.132  
.195  
.272  
.409  
.727  
1.14  
1.50  
(1) First pass only. On later passes, adjust arc speed to obtain proper bead size.  
(2) Total for all passes. 100% operating factor.  
Note: E7018 can produce code quality welds. E7018 procedures are used when E7028 is not available  
and for electrodes E8018 and E11018.  
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With E7028 Electrode  
No. of Passes  
1
1
1
1
2
2
3
4
Leg Size – L (in.)  
5/32  
3/16  
1/4  
5/16  
3/8  
1/2  
5/8  
3/4  
Electrode/AWS Class  
Diameter (in.)  
Jetweld LH-3800 /E7028  
5/32  
3/16  
7/32  
7/32  
7/32  
1/4  
1/4  
1/4  
Current (Amps)  
Polarity  
Arc Speed In./Min.  
215  
AC  
13  
260  
AC  
12  
335  
AC  
12.5  
335  
AC  
10  
335  
AC  
12  
390  
AC  
9.5  
390  
AC  
9.5  
390  
AC  
8.5  
(1)  
(2)  
Ft. of Weld/Hr.  
65  
60  
63  
50  
30  
24  
15  
11  
Lbs. of Elec./Ft. of  
.112  
.157  
.236  
.320  
.483  
.819  
1.28  
1.82  
(1) First pass only. On later passes, adjust arc speed to obtain proper bead size.  
(2) Total for all passes. 100% operating factor.  
Note: E7028 can produce code quality welds. E7028 is recommended for making high speed low cost welds  
using High-Deposition electrode (high iron powder) techniques, described on pages 11-15.  
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With E7018 Electrode  
No. of Passes  
1
1
1
1
2
3
4
5
Leg Size – L (in.)  
5/32  
3/16  
1/4  
5/16  
3/8  
1/2  
5/8  
3/4  
Electrode/AWS Class  
Diameter (in.)  
Jet LH-78MR, Jetweld LH-70, Excalibur 7018, Excalibur 7018-1  
3/16  
7/32  
7/32  
1/4  
1/4  
1/4  
1/4  
1/4  
Current (Amps)  
Polarity  
Arc Speed In./Min.  
240  
AC  
13  
275  
AC  
11.5  
275  
AC  
9
350  
AC  
7
350  
AC  
9
350  
AC  
10  
350  
AC  
8
350  
AC  
7.5  
(1)  
(2)  
Ft. of Weld/Hr.  
65  
58  
45  
35  
26  
17  
11  
7.5  
Lbs. of Elec./Ft. of  
.111  
.140  
.203  
.335  
.480  
.785  
1.18  
1.62  
(1) First pass only. On later passes, adjust arc speed to obtain proper bead size.  
(2) Total for all passes. 100% operating factor.  
Note: E7018 can produce code quality welds. E7018 procedures are used when E7028 is not available and for  
electrodes E8018 and E11018.  
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Minimum Preheat and Interpass Temperature(1)  
For stick electrode welding only  
Based on AWS Specification D1.1  
Low Hydrogen Electrodes  
T
Inches  
Col 1.  
Col. 2  
Col. 3  
Col. 4  
(2)  
(2)  
(2)  
Thru 3/4”  
32ºF  
32ºF  
50ºF  
150ºF  
225ºF  
300ºF  
32ºF  
32ºF  
32ºF  
32ºF  
(2)  
3/4 thru 1-1/2  
1-1/2 thru 2-1/2  
Over 2-1/2”  
150ºF  
225ºF  
300ºF  
50ºF  
150ºF  
225ºF  
(2)  
(2)  
Definitions  
T – Thickness of the thickest part at point of welding.  
Col. 1 – For the following steels when welded with other than  
low hydrogen electrodes ASTM A36; A53 Grade B;  
A106 Grade B; A131 Grades A, B, CS, D, DS, E; A139  
Grade B; A381 Grade Y35; A500 Grades A, B; A501;  
A516; A524 Grades I & II; A570 All grades; A573 Grade  
65; A709 Grade 36 (3/4 in. [20mm]); AP15L Grades  
B, X42; ABS Grades A, B, C, D, CS, DS, E.  
Col. 2 – For the following steels: All steels listed in Column 1,  
and additionally: ASTM A36 (>3/4 in. [20mm]); A53  
Grade B; A106 Grade B; A131 Grades A, B, CS, D, DS,  
E, AH32 & 36, DH 32 & 36, EH 32 & 36; A139 Grade B;  
A381 Grade Y35; A441; A500 Grade A, Grade B;  
A501; A516 Grades 55 & 60, Grades 65 & 70, A524  
Grades 1 & 2; A529 Grades 50 & 55; A537 Classes I & II;  
A570 All Grades; A572 Grades 42, 50, 55; A573 Grade  
60; A588, A595 Grades A, B, C; A606; A607 Grades  
45, 50, 55; A618 Grades Ib, II, III; A633 Grades A, B,  
Grades C, D; A709 Grades 36 (3/4 in. [20mm]), 50,  
50W; A710 Grade A, Class 2 (2 in. [50mm]); A808;  
A913 Grade 50; A992; API 5L Grade B, Grade X42; API  
Spec. 2H Grades 42, 50; API 2W Grades 42, 50, 50T;  
API 2Y Grades 42, 50, 50T; ABS Grades AH 32 & 36,  
DH 32 & 36, EH 32 & 36; ABS Grades A, B, D, CS, DS,  
Grade E  
Col. 3 – For steels ASTM A572 Grades 60 and 65, A633 Grade  
E; API 5L Grade X52; ASTM A913 Grades 60, 65; A710  
Grade A, Class 2 (2 in. [50mm]); A710 Class 3 (2 in.  
[50mm]); A709 Grade 70W; A852, API 2W Grade 60;  
API 2Y Grade 60  
Col. 4 – All thicknesses 1/8 in. [3mm]. ASTM A710 Grade A  
(all classes); ASTM A913 Grades 50, 60, 65. SMAW  
electrodes capable of depositing weld metal with a  
maximum diffusible hydrogen content of 8 ml/100g  
(H8), when tested according to AWS A4.3.  
-35-  
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Minimum Preheat and Interpass Temperature(1) Continued  
For stick electrode welding only  
Based on AWS Specification D1.1  
Notes  
(1) Welding shall not be done when ambient temp. is lower than 0ºF.  
Parts on which metal is being deposited shall be at or above the  
specified temperature for a distance equal to the thickness of the part  
being welded, but not less than 3”, in all directions from the point of  
welding. Preheat and interpass temperature must be sufficient to  
prevent cracking. Temperature above the minimum may be  
required for highly restrained welds. For ASTM A709 Grade 70W  
and ASTM A852 Grade 70, the maximum preheat and interpass tem-  
perature shall not exceed 400ºF for thicknesses thru 1-1/2”, and  
450ºF for greater thicknesses.  
(2) When the base metal temperature is below 32ºF, preheat to at least  
70ºF and maintain this minimum temperature during welding.  
Stick Electrode Typical Operating Procedures  
“Out-of-Position” Group  
All-purpose stick electrodes for general purpose fabrication and maintenance weld-  
ing. Capable of x-ray quality welds out-of-position. Particularly good for vertical and  
overhead. Deep penetration with maximum admixture. Light slag and flat beads  
with distinctive ripples.  
Sizes & Current Ranges (Amps)  
Product  
Name  
AWS Electrode  
Class Polarity 3/32”  
1/8”  
5/32”  
3/16”  
7/32”  
1/4”  
Fleetweld® 5P  
E6010  
DC+ 40-70 75-130 90-175 140-225 200-275 220-325  
Fleetweld 5P+ E6010  
Fleetweld 35 E6011  
DC+ 40-70 65-130 90-175 140-225  
---  
---  
AC  
DC  
50-85 75-120 90-160 120-200 150-260 190-300  
40-75 70-110 80-145 110-180 135-235 170-270  
Fleetweld 180 E6011  
Fleetweld 22 E6022  
AC  
DC  
40-90 60-120 115-150  
40-80 55-110 105-135  
---  
---  
---  
---  
---  
---  
DC+  
--- 110-150 150-180  
---  
---  
---  
For Welding High Tensile Pipe  
Shield-Arc® 85 E7010-A1 DC+ 50-90 75-130 90-175 140-225  
---  
---  
---  
---  
---  
---  
Shield-Arc HYP+ E7010-P1 DC+  
Shield-Arc 70+ E8010-G DC+  
---  
---  
75-130 90-185 140-225  
75-130 90-185 140-225  
Shield-Arc 80  
Shield-Arc 90  
E8010-G DC+  
E9010-G DC+  
---  
---  
75-130 90-185 140-225 160-250  
75-130 90-185 140-225 ---  
---  
---  
OPTIONAL SUPPLEMENTAL  
DESIGNATOR  
7018  
H4R  
AWS CLASS (OR NAME)  
ON EACH ELECTRODE  
LOOK FOR LINCOLN'S  
SYMBOL OF DEPENDABILITY  
-36-  
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“High Deposition” Group  
Highest deposition rates of all electrodes. Flat, horizontal and slightly downhill  
(15° maximum) position only. Easy slag removal and smooth, ripple-free beads  
are flat or slightly convex with minimal spatter.  
Sizes & Current Ranges (Amps)  
Electrodes are manufactured in those sizes  
which current ranges are given  
Product  
Name  
AWS Electrode  
Class Polarity  
1/8”  
5/32”  
3/16”  
7/32”  
1/4”  
Jetweld®  
1
E7024-1 AC  
DC  
115-175 (1) 180-240  
100-160 160-215  
240-300  
220-280  
300-380  
270-340  
340-440  
320-400  
Jetweld 3  
E7024  
E6027  
AC  
DC  
115-175 (1) 180-240  
240-315  
215-285  
300-380  
270-340  
350-450  
315-405  
100-160  
160-215  
Jetweld 2  
AC  
DC  
---  
---  
190-240  
175-215  
250-300  
230-270  
300-380  
270-340  
350-450  
315-405  
(1)  
Range for 3/32” is 65-120 amps AC or 60-110 amps DC  
.
“High Speed” Group  
Operates in all positions, but most widely use downhill, horizontal or in the flat posi-  
tion. Ideal for irregular or short welds that change direction or position. Medium  
deposit rates and medium penetration. Appearance ranges from smooth and ripple-  
free to even with distinct ripples.  
Sizes & Current Ranges (Amps)  
Electrodes are manufactured in those sizes for  
which current ranges are given  
Product  
Name  
AWS  
Electrode  
Class Polarity  
3/32”  
1/8”  
5/32”  
3/16”  
7/32”  
1/4”  
Fleetweld 7 E6012  
Fleetweld 37 E6013  
Fleetweld 47 E7014  
DC-  
AC  
---  
---  
80-135 110-180 155-250 225-295 245-325  
90-150 120-200 170-275 250-325 275-360  
AC  
DC  
75-105 (1) 110-150 160-200 205-260  
70-95 100-135 145-180 190-235  
---  
---  
---  
---  
AC  
DC-  
80-100 110-160 150-225 200-280 260-340 280-425  
75-95 110-145 135-200 185-235 235-305 260-380  
(1)  
Range for 5/64” Fleetweld 37 is 50 - 80 amps AC or 45-75 amps DC. 1/16” Fleetweld 37 is  
20-45 amps AC or DC.  
-37-  
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Low Hydrogen Group  
For welding carbon and low alloy steels that require 70,000 psi tensile strength  
deposits. These low hydrogen electrodes can produce dense, x-ray quality welds  
with notch toughness properties. The E7018 electrodes have “Fill-Freeze”  
characteristics and the E7028 electrode has “Fast-Fill” characteristics.  
Sizes & Current Ranges (Amps)  
Electrodes are manufactured in those sizes for  
which current ranges are given  
Product  
Name  
AWS Electrode  
Class Polarity  
3/32”  
1/8”  
5/32”  
3/16”  
7/32”  
1/4”  
5/16”  
Excalibur 7018 E7018H4R  
Excalibur 7018-1 E7018-1H4R AC 80-120 95-160 130-210 180-280  
DC+ 70-110 85-150 125-200 170-260  
---  
---  
---  
---  
---  
Jetweld® LH-70 E7018H4R  
DC+ 70-100 90-150 120-190 170-280 210-330 290-430 375-500  
AC  
80-120 110-170 135-225 200-300 260-380 325-440 400-530  
Jetweld LH-73 E7018H8  
Jet-LH® 78 MR E7018H4R  
AC  
75-120 105-150 130-200  
---  
---  
---  
---  
---  
---  
---  
---  
DC+ 70-115 100-140 120-185  
DC+ 85-110 110-160 130-200 180-270 250-330 300-400 ---  
AC  
---  
120-170 140-230 210-290 270-370 325-420 ---  
Jetweld LH-3800 E7028H8  
AC  
DC+  
---  
---  
---  
---  
180-270 240-330 275-410 360-520 ---  
170-240 210-300 260-380 --- ---  
Low Hydrogen, Low Alloy Steel Group  
Made for welding low alloy steels that require specific mechanical or chemical  
properties of one of these electrodes. Specifically for use in cryogenics, high  
temperature applications, and for x-ray quality requirements. These electrodes have  
Low Hydrogen “Fill-Freeze” operating characteristics similar to Jetweld LH-70.  
Sizes & Current Ranges (Amps)  
Electrodes are manufactured in those sizes for  
which current ranges are given  
Product  
Name  
AWS  
Class  
Electrode  
Polarity  
3/32”  
1/8”  
5/32”  
3/16”  
7/32”  
1/4”  
Excalibur 7018-A1 MR E7018-A1 H4R DC+ 70-110 90-160 130-210  
---  
---  
---  
---  
---  
---  
AC  
80-120 100-160 140-210  
Jetweld LH-90 MR  
E8018-B2  
DC+  
AC  
---  
---  
110-150 130-190 180-270  
120-170 140-225 210-290  
---  
---  
---  
---  
Jet-LH 8018-B2 MR E8018-B2  
DC+ 70-100 110-150 120-190  
AC 70-95 85-120 135-200  
---  
---  
---  
---  
---  
---  
Jet-LH8018-C1MR  
E8018-C1H4R DC+  
AC  
---  
---  
90-150 120-180 180-270  
110-160 140-200 200-300  
---  
---  
250-350  
300-400  
Excalibur 8018-C1 MR E8018-C1H4R DC+ 70-110 90-160 130-210 180-300 250-330 300-400  
AC  
80-120 100-160 140-210 200-300 270-370 325-430  
Jet-LH 8018-C3 MR E8018-C3H4R DC+  
AC  
---  
---  
110-150 130-190 180-270 250-330 300-400  
120-170 140-225 210-290 270-370 325-420  
Excalibur 8018-C3 MR E8018-C3 H4R DC+ 70-110 90-160 130-210 180-300 250-330 300-400  
AC 80-120 100-160 140-210 200-300 270-370 325-420  
Jet-LH 9018-B3 MR E9018-B3  
DC+ 70-100 100-140 120-190  
AC 85-120 110-150 135-200  
---  
---  
---  
---  
---  
---  
Excalibur 9018M MR E9018-M H4R DC+ 70-110 90-160 130-210 180-300  
---  
---  
Jetweld LH-110M MR E11018-MH4R DC+ 70-110 90-155 120-190 160-280 190-310 230-360  
AC  
80-110 100-170 135-225 200-310 240-350 290-410  
-38-  
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NOTE1: Joining Electrodes, Non-Charpy V-Notch Rated  
These electrodes (see below) and others of the same AWS  
classification, are not required to deposit weld metal capable  
of delivering any minimum specified Charpy V-Notch (CVN)  
properties. It should not be used in applications where mini-  
mum specified CVN properties are required. Typical applica-  
tions where minimum specified CVN properties are required  
include, but are not restricted to, bridges, pressure vessels,  
and buildings in seismic zones. The user of this product is  
responsible for determining whether minimum CVN proper-  
ties are required for the specific application.  
Fleetweld 7  
Fleetweld 22  
Fleetweld 37  
Fleetweld 47  
Jetweld 3  
NOTE 2: Joining Electrodes, Non-Low Hydrogen  
These electrodes (see below) and others of the same  
AWS classification, are not required to deposit weld  
metal that is low in diffusible hydrogen. Therefore, these  
electrodes should not be used in applications where the  
hydrogen content of the weld metal is required to be  
controlled, such as applications that involve steels with  
higher carbon and alloy content, and higher strength.  
Fleetweld 5P  
Fleetweld 5P+  
Fleetweld 35  
Fleetweld 35LS  
Fleetweld 180  
Fleetweld 7  
Fleetweld 37  
Fleetweld 22  
Shield-Arc 85  
Shield-Arc 90  
Shield-Arc HYP+  
Fleetweld 47  
Jetweld 1  
Jetweld 2  
Jetweld 3  
Shield-Arc 70+  
Shield-Arc 80  
WARNING  
ARC WELDING can be hazardous.  
PROTECT YOURSELF AND OTHERS FROM POSSIBLE SERIOUS  
INJURY OR DEATH. KEEP CHILDREN AWAY. PACEMAKER  
WEARERS SHOULD CONSULT WITH THEIR DOCTOR BEFORE  
OPERATING.  
Read and understand the following safety highlights. For additional safety infor-  
mation it is strongly recommended that you purchase a copy of “ Safety in  
Welding & Cutting - ANSI Standard Z49.1” from the American Welding Society,  
P.O. Box 351040, Miami, Florida 33135 or CSA Standard W117.2-1974. AFree  
copy of “ Arc Welding Safety” booklet E205 is available from the Lincoln Electric  
Company, 22801 St. Clair Avenue, Cleveland, Ohio 44117-1199.  
BE SURE THAT ALL INSTALLATION, OPERATION, MAINTENANCE,  
AND REPAIR PROCEDURES ARE PERFORMED ONLY BY  
QUALIFIED INDIVIDUALS.  
-39-  
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ELECTRIC SHOCK can kill.  
1.a. The electrode and work (or ground) circuits are electrically  
“ hot” when the welder is on. Do not touch these “ hot” parts with  
your bare skin or wet clothing. Wear dry, hole-free gloves to  
insulate hands.  
1.b. Insulate yourself from work and ground using dry insula-  
tion. Make certain the insulation is large enough to cover your  
full area of physical contact with work and ground.  
In addition to the normal safety precautions, if welding must be per-  
formed under electrically hazardous conditions (in damp locations or  
while wearing wet clothing; on metal structures such as floors, gratings  
or scaffolds; when in cramped positions such as sitting, kneeling or  
lying, if there is a high risk of unavoidable or accidental contact with  
the workpiece or ground) use the following equipment:  
• Semiautomatic DC Constant Voltage (Wire) Welder.  
• DC Manual (Stick) Welder.  
• AC Welder with Reduced Voltage Control.  
1.c. In semiautomatic or automatic wire welding, the electrode, electrode reel,  
welding head, noz z le or semiautomatic welding gun are also electrically  
“ hot” .  
1.d. Always be sure the work cable makes a good electrical connection with the  
metal being welded. The connection should be as close as possible to the  
area being welded.  
1.e. Ground the work or metal to be welded to a good electrical (earth) ground.  
1.f. Maintain the electrode holder, work clamp, welding cable and welding machine  
in good, safe operating condition. Replace damaged insulation.  
1.g. Never dip the electrode in water for cooling.  
1.h. Never simultaneously touch electrically “ hot” parts of electrode holders con-  
nected to two welders because voltage between the two can be the total of  
the open circuit voltage of both welders.  
1.i. When working above floor level, use a safety belt to protect yourself from a fall  
should you get a shock.  
1.j. Also see Items 4.c. and 6.  
ARC RAYS can burn.  
2.a. Use a shield with the proper filter and cover plates to  
protect your eyes from sparks and the rays of the arc  
when welding or observing open arc welding. Headshield  
and filter lens should conform to ANSI Z87. I standards.  
2.b. Use suitable clothing made from durable flame-resistant material to  
protect your skin and that of your helpers from the arc rays.  
2.c. Protect other nearby personnel with suitable non-flammable screening  
and/ or warn them not to watch the arc nor expose themselves to the  
arc rays or to hot spatter or metal.  
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FUMES AND GASES can be  
dangerous.  
3.a. Welding may produce fumes and gases haz ardous to  
health. Avoid breathing these fumes and gases.When  
welding, keep your head out of the fume. Use enough  
ventilation and/ or exhaust at the arc to keep fumes and  
gases away from the breathing z one.When welding with  
electrodes which require special ventilation such as  
stainless or hard facing (see instructions on container or MSDS) or  
on lead or cadmium plated steel and other metals or coatings  
which produce highly toxic fumes, keep exposure as low as possi-  
ble and below Threshold Limit Values (TLV) using local exhaust or  
mechanical ventilation. In confined spaces or in some circum-  
stances, outdoors, a respirator may be required. Additional precau-  
tions are also required when welding on galvanized steel.  
3.b. Do not weld in locations near chlorinated hydrocarbon vapors coming  
from degreasing, cleaning or spraying operations. The heat and rays of  
the arc can react with solvent vapors to form phosgene, a highly toxic  
gas, and other irritating products.  
3.c. Shielding gases used for arc welding can displace air and cause injury or  
death. Always use enough ventilation, especially in confined areas, to  
insure breathing air is safe.  
3.d. Read and understand the manufacturer’s instructions for this equipment  
and the consumables to be used, including the material safety data sheet  
(MSDS) and follow your employer’s safety practices. MSDS forms are  
available from your welding distributor or from the manufacturer.  
3.e. Also see item 7b.  
can cause  
WELDING SPARKS  
fire or explosion.  
4.a..Remove fire haz ards from the welding area. If this is  
not possible, cover them to prevent the welding sparks  
from starting a fire. Remember that welding sparks and hot  
materials from welding can easily go through small cracks  
and openings to adjacent areas. Avoid welding near  
hydraulic lines. Have a fire extinguisher readily available.  
4.b. Where compressed gases are to be used at the job site, special precautions  
should be used to prevent haz ardous situations. Refer to “ Safety in Welding  
and Cutting” (ANSI Standard Z49.1) and the operating information for the  
equipment being used.  
4.c. When not welding, make certain no part of the electrode circuit is touching  
the work or ground. Accidental contact can cause overheating and create a  
fire haz ard.  
4.d. Do not heat, cut or weld tanks, drums or containers until the proper steps  
have been taken to insure that such procedures will not cause flammable or  
toxic vapors from substances inside. They can cause an explosion even  
though they have been “ cleaned.” For information purchase “ Recommended  
Safe Practices for the Preparation for Welding and Cutting of Containers and  
Piping That Have Held Haz ardous Substances” , AWS F 4.1 from the  
American Welding Society (see address above).  
4.e. Vent hollow castings or containers before heating, cutting or welding. They  
may explode.  
4.f. Sparks and spatter are thrown from the welding arc. Wear oil free protective  
garments such as leather gloves, heavy shirt, cuffless trousers, high shoes  
and a cap over your hair. Wear ear plugs when welding out of position or in  
confined places. Always wear safety glasses with side shields when in a  
welding area.  
4.g. Connect the work cable to the work as close to the welding area as practical.  
Work cables connected to the building framework or other locations away  
from the welding area increase the possibility of the welding current passing  
through lifting chains, crane cables or other alternate circuits. This can cre-  
ate fire haz ards or overheat lifting chains or cables until they fail.  
4.h. Also see item 7c.  
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CYLINDER may explode if damaged.  
5.a. Use only compressed gas cylinders containing the correct  
shielding gas for the process used and properly operating reg-  
ulators designed for the gas and pressure used. All hoses, fit-  
tings, etc. should be suitable for the application and main-  
tained in good condition.  
5.b. Always keep cylinders in an upright position securely  
chained to an undercarriage or fixed support.  
5.c. Cylinders should be located:  
Away from areas where they may be struck or subjected to  
physical damage.  
• A safe distance from arc welding or cutting operations and  
any other source of heat, sparks, or flame.  
5.d. Never allow the electrode, electrode holder or any other electrically “ hot”  
parts to touch a cylinder.  
5.e. Keep your head and face away from the cylinder valve outlet when opening  
the cylinder valve.  
5.f. Valve protection caps should always be in place and hand tight except when  
the cylinder is in use or connected for use.  
5.g. Read and follow the instructions on compressed gas cylinders, associated  
equipment, and CGA publication P-l, “ Precautions for Safe Handling of  
Compressed Gases in Cylinders,” available from the Compressed Gas  
Association 1235 J efferson Davis Highway, Arlington, VA 22202.  
FOR ELECTRICALLY powered  
equipment.  
6.a. Turn off input power using the disconnect switch at the  
fuse box before working on the equipment.  
6.b. Install equipment in accordance with the U.S. National  
Electrical Code, all local codes and the  
manufacturer’s recommendations.  
6.c. Ground the equipment in accordance with the U.S. National Electrical Code  
and the manufacturer’s recommendations.  
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powered equipment.  
FOR ENGINE  
7.a Turn the engine off before troubleshooting and  
maintenance work unless the maintenance work  
requires it to be running.  
7.b. Operate engines in open, well-ventilated areas or vent  
the engine exhaust fumes outdoors.  
7.c.Do not add the fuel near an open flame welding arc or  
when the engine is running. Stop the engine and allow it to  
cool before refueling to prevent spilled fuel from vaporiz ing  
on contact with hot engine parts and igniting. Do not spill  
fuel when filling tank. If fuel is spilled, wipe it up and do not  
start engine until fumes have been eliminated.  
7.d. Keep all equipment safety guards, covers and devices  
in position and in good repair. Keep hands, hair, clothing  
and tools away from V-belts, gears, fans and all other mov-  
ing parts when starting, operating or repairing equipment.  
7.e. In some cases it may be necessary to remove safety guards to per-  
form required maintenance. Remove guards only when necessary  
and replace them when the maintenance requiring their removal is  
complete. Always use the greatest care when working near moving  
parts.  
7.f. Do not put your hands near the engine fan. Do not attempt to override  
the governor or idler by pushing on the throttle control rods while the  
engine is running.  
7.g. To prevent accidentally starting gasoline engines while turning the engine or  
welding generator during maintenance work, disconnect the spark plug  
wires, distributor cap or magneto wire as appropriate.  
7.h. To avoid scalding, do not remove the radiator pressure cap  
when the engine is hot.  
ELECTRIC AND MAGNETIC FIELDS  
may be dangerous  
8.a. Electric current flowing through any conductor caus-  
es localiz ed Electric and Magnetic Fields (EMF). Welding  
current creates EMF fields around welding cables and  
welding machines.  
8.b. EMF fields may interfere with some pacemakers, and welders having a  
pacemaker should consult their physician before welding.  
8.c. Exposure to EMF fields in welding may have other health effects which are  
now not known.  
8d. All welders should use the following procedures in order to minimiz e expo-  
sure to EMF fields from the welding circuit:  
8.d.1. Route the electrode and work cables together - Secure  
them with tape when possible.  
8.d.2. Never coil the electrode lead around your body.  
8.d.3. Do not place your body between the electrode and  
work cables. If the electrode cable is on your right side,  
the work cable should also be on your right side.  
8.d.4. Connect the work cable to the workpiece as close as  
possible to the area being welded.  
8.d.5. Do not work next to welding power source.  
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THE  
LINCOLN ELECTRIC  
COMPANY  
Local Sales and Service through Global  
Subsidiaries and Distributors  
Cleveland, Ohio 44117-1199 U.S.A.  
TEL (216) 481-8100  
FAX (216) 486-1751  
Stick  
C2.410 12/04  
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