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Welding Position: Vertical
and Overhead
Weld Quality Level: Code
Steel Weldability: Good
Plate Thickness (in.) 0.078 (14 ga)* 0.140 (10 ga) 3/16 1/4
Plate Thickness mm. 2.0 3.6 4.8 6.4
Pass 11112
Electrode Class E3XX-15 E3XX-15 E3XX-15 E3XX-15
Electrode Size in. 3/32 1/8 5/32 5/32
Electrode Size mm. 2.4 3.2 4.0 4.0
Current (amp) DC(+) 50 75 110 110
Arc Speed (in./min.) 14 - 16 6.7 - 7.3 5.2 - 5.8 5.2 - 5.8 4.3 - 4.7
Arc Speed mm/sec. 5.9 - 6.8 2.8 - 3.1 2.2 - 2.5 2.2 - 2.5 1.8 - 2.0
Electrode Req’d (lb./ft.) 0.030 0.091 0.160 0.370
Electrode Req’d kg/m. 0.045 0.136 0.238 0.551
Total Time (hr./ft. of weld) 0.0133 0.0286 0.0364 0.0808
Total Time hrs./m of weld 0.0436 0.0938 0.1194 0.2651
Gap (in.) 001/16 3/32
Gap mm. 001.6 2.4
Root face (in.) 001/16 1/16
Root face mm. 001.6 1.6
*Vertical down, all others vertical up.
FIGURE 7 — Suggested procedures for SMAW of butt joints in austenitic stainless steel 14 gauge (2.0mm) to
1/4 inch (6.4mm) thickness in the vertical and overhead positions.
Welding Position: Flat or
Horizontal*
Weld Quality Level: Code
Steel Weldability: Good
Weld Size (in.) 3/32 1/8 3/16 1/4 5/16
Weld Size mm. 2.4 3.2 4.8 6.4 7.9
Plate Thickness (in.) 0.078 (14 ga) 0.140 (10 ga) 3/16 1/4 3/8
Plate Thickness mm. 2.0 3.6 4.8 6.4 9.5
Pass 111112
Electrode Class E3XX-16, E3XX-17 E3XX-16, E3XX-17 E3XX-16, E3XX-17 E3XX-16, E3XX-17 E3XX-16, E3XX-17
Electrode Size in. 3/32 1/8 5/32 3/16 3/16
Electrode Size mm. 2.4 3.2 4.0 4.8 4.8
Current (amp) DC(+) 60 85 120 160 170
Arc Speed (in./min.) 12.5 - 13.5 12.5 - 3.5 8.6 - 9.4 6.2 - 6.8 6.2 - 6.8 6.7 - 7.3
Arc Speed mm/sec. 5.3 - 5.7 5.3 - 5.7 3.6 - 4.0 2.6 - 2.9 2.6 - 2.9 2.8 - 3.1
Electrode Req’d (lb/ft) 0.036 0.056 0.120 0.220 0.430
Electrode Req’d kg/m. 0.054 0.083 0.178 0.328 0.640
Total Time (hr/ft of weld) 0.0154 0.0154 0.0222 0.0308 0.0594
Total Time hrs/m of weld 0.051 0.051 0.073 0.101 0.195
* For vertical and overhead use same procedures as for vertical and overhead butt welds.
Note: AC can be used with a 10% increase in current. E3XX-15 electrode can be used with a 10% decrease in current.
FIGURE 8 — Suggested procedures for SMAW of fillet joints in austenitic stainless steel from 14 gauge (2.0mm)
to 3/8 inch (9.5mm) thickness in the flat or horizontal positions.