Steel - Stainless Steel Welding - PREVOST H3-41 Maintenance Manual

5.3 STEEL - STAINLESS STEEL WELDING

Steel Thickness SS Thickness
Less than 1/8"
1/8" and more
STAINLESS STEEL - STAINLESS STEEL WELDING
SS Thickness
Any type
If necessary and with great care to prevent perforating the material, it is possible to use a conventional
electric arc welding machine according to the following specifications:
SMAW (Shield Metal-Arc Welding) process;
o
Welding rod conforms to AWS (American Welding Standards) A5.4 specifications; 308L-17 type
o
welding rod with 3/32" diameter (2,4 mm);
Current: - 50 amperes to 90 amperes, optimum at 60 amperes.
o
It is important to grind weld bead starts and stops and also to grind arc strikes from surfaces.
Voltage
Any type 20±1.5 volts 130±15 Amps
Any type 22±1.5 volts 160±15 Amps
Voltage Current
20 ± 1.5 volts 130 ± 15 Amps
PA1621 Maintenance Manual All Series | Section 00 revised Sept 2019
SECTION 00 : GENERAL INFORMATION
Current Wire Feed Rate
290 ipm approx.
330 ipm approx.
Wire Feed Rate
290 ipm approx.
Shielding Gas
90% He, 7.5%
Ar, 2.5% CO2
90% He, 7.5%
Ar, 2.5% CO2
Shielding Gas
90% He – 7.5% Ar,
2.5% CO2
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