-
１６
-
2. Suggested welding parameters setting
：
Sheet/
plate
thickness
(mm)
Diameter
of
Tungsten
electrode
(mm)
Welding
current(A)
Wire
diameter
/mm
Argon flow
rate/L.min
-1
Welding
layer
face/back
Preheat
temperature
Remark
1
2
40-60
1.6
7-9
Face 1
-
Flange
welding
1.5
50-80
1.6-2.0
Flange
welding or
single side
butt
welding
2
2-3
90-120
2-2.5
8-12
Butt
welding
3
3
150-180
2-3
V-shape
bevel butt
welding
4
4
180-200
3
10-15
1-2/1
5
180-240
3-4
6
5
240-280
4
14-16
1-2/1
8
260-320
4-5
2/1
100
10
280-340
3-4/1-2
100-150
12
5-6
300-360
16-20
150-200
14
340-380
5-6
180-200
16
6
4-5/1-2
200-220
18
360-400
200-240
20
20-22
200-260
16-20
340-380
16-22
2-3/2-3
22-25
6-7
360-400
20-22
3-4/3-4
Table 6: TIG welding parameters
Table 7: SMAW welding parameters
Workpiece
thickness
（
mm
）
＜
1
2
3
4
～
5
6
～
12
≥13
Welding
electrode
diameter
（
mm
）
1.5
2
3.2
3.2
～
4
4
～
5
5
～
6
Welding
current
（
A
）
20
～
40
40
～
50
90
～
110
90
～
130
160
～
250
250
～
400
Содержание WT - 315 DI
Страница 14: ... １３ Constant current TIG Pulse TIG SMAW ...
