28
Material
thickness
(mm)
Wirediame
ter
(mm)
Current
(A)
Voltage
(V)
Welding
speed
(cm/min
Wire
extension
(mm
Gas flow rate
(L/min)
Filletbuttwelding
1.6 0.8,0.9
60~80 16~17 40~50
10 10
2.3 0.8,0.9
80~100 19~20 40~55
10
10~15
3.2 1.0,1.2 120~160 20~22 35~45 10~15 10~15
4.5 1.0,1.2
150~180 21~23 30~40 10~15 20~25
Material
thickness
(mm)
Wirediamet
er
(mm)
Welding gun
vertical
angle(°)
Current
(A)
Voltage
(V)
Welding
speed
(cm/min)
Wire
extension
(mm)
Gas flow
rate
(L/min)
Horizontal fillet butt welding T joint
Low welding speed
1.0 0.8,0.9 45
0
70~80 17~18 50~60
10
10~15
1.2 0.9,1.0 45
0
85~90 18~19 50~60
10
10~15
1.6 1.0,1.2 45
0
100~110 19~20 50~60 10 10~15
2 1.0,1.2 45
0
115~125 19~20 50~60 10 10~15
2.3 1.0,1.2 45
0
130~140 20~21 50~60
10
10~15
3.2 1.0,1.2 45
0
150~170 21~22 45~50
15
15~20
4.5 1.0,1.2 45
0
140~200 22~24 45~50 15 15~20
61.2 45
0
230~260 24~27 45~50
20
15~20
8.9 1.2,1.6 50
0
270~380 29~35 45~50
25
20~25
12 1.2,1.6 50
0
400 32~36 35~40 25 20~25
High welding speed
1.0 0.8,0.9 45
0
140
19~20
160 10 15
1.2 0.8,0.9 45
0
130~150 19~20
120 10 15
1.6 1.0,1.2 45
0
180 22~23 120 10 15~20
21.2 45
0
210 24 120 15 20
2.3 1.2 45
0
230 25 110 20 25
3.2 1.2 45
0
270 27 110 20 25
4.5 1.2 50
0
290 30 80 20 25
61.2 50
0
310 33 70 25 25
Horizontal fillet welding joint
Low welding speed
0.8
0.8,0.9 10
0
60~70 16~17 40~45
10
10~15
1.2 0.8,0.9 30
0
80~90 18~19 45~50
10
10~15
1.6 0.8,0.9 30
0
90~100 19~20 45~50 10 10~15
2.3
0.8,0.9 47
0
100~130 20~21 45~50
10
10~15
1.0,1.2 47
0
120~150 20~21 45~50
10
10~15
3.2 1.0,1.2 47
0
150~180 20~22 35~45 10~15 20~25
4.5
1.2
47
0
200~250 24~26 45~50 10~15 20~25