Instruction and Application: Ultra-low carbon stainless steel tungsten electrode arc welding wire, low electrode impurity, metal mechanical properties and weld ability.Suitable for welding of a 316L (022Cr17Ni12Mo2) type austenite stainless steel.It can also be used as the transition layer or bottom welding of carbon steel or low alloy steel.
Typical Chemical Composition of the wire (%)
C |
Si |
Mn |
S |
P |
Cr |
Ni |
Mo |
0.018 |
0.37 |
1.73 |
0.008 |
0.018 |
23.66 |
12.95 |
2.26 |
Mechanical properties of all-weld metal
Temperature |
Tensile strength Rm(MPa) |
Yield strength Rp(MPa) |
Elongation A(%) |
Bending Test (GB/T2653) |
Room temperature |
595 |
480 |
37 |
No Cracks |
All-welded metal radio-graphic testing:
According to NB / T 47103.2, The radio-graphic testing should not be less than class AB and the quality grade of all-welded metal should not be less than Class I at least.
Reference range (DC-)
Sizeφ |
Category |
Gas |
Amperage (A) |
Argon flow (L/min) |
Speed (mm/min) |
φ0.8mm |
Auto |
Ar |
140-160 |
12.5-13.5 |
80-120 |
Φ1.0mm |
Auto |
Ar |
150-170 |
12.5-13.5 |
80-120 |
Φ1.2mm |
Auto |
Ar |
160-180 |
12.5-13.5 |
80-120 |
Φ1.6mm |
Manual |
Ar |
130-150 |
15-17 |
80-150 |
Φ2.0mm |
Manual |
Ar |
140-160 |
15-17 |
80-150 |
Φ2.4mm |
Manual |
Ar |
150-170 |
15-17 |
80-150 |
Notice:
1.The welding consumables surface rust, oil and other impurities to be clean.
2.Each layer is controlled below 150℃.
3.The operation is appropriate to the short arc, arc length control in 1-3mm.
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