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10.6 Welding Parameter for TIG
Reference welding process of flat butt TIG welding
of different materials.
Thickness of
workpiece
(mm)
Current (A)
Tungsten
electrode
diameter
(mm)
Wire
diameter
(mm)
Gas flow (L/min)
Stainless
steel
Copper
Titanium
0.3~0.5
10~40
1.0
1.0
4
6
6
0.5~1.0
20~40
1.0
1.0
4
6
6
1.0~2.0
40~70
1.6
1.6
4~6
8~10
6~8
2.0~3.0
80~130
2.0~2.5
2.0
8~10
10~12
8~10
3.0~4.0
120~170
2.5~3.0
2.5
10~12
10~15
10~12
4.0
160~200
3.0
3.0
10~14
12~18
12~14
Reference welding process of AC TIG welding of
aluminum alloy.
Thickness of
workpiece (mm)
Current (A)
Tungsten electrode
diameter (mm)
Wire diameter (mm)
Gas flow (L/min)
<1.0
60~90A
1.0~1.5
1.0~2.0
4~6
1.5
70~100A
2.0~2.5
2.0
6~8
2.0
90~120A
2.0~3.0
2.0~2.5
8~10
3.0
120~180A
3.0~4.0
2.5~3.0
10~12
4.0
140~200A
3.0~4.0
2.5~3.0
12~14
When the thickness of the plate ≥ 4mm, groove opening and multi-layer multi-pass welding are recommended for welding.
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