Additives for the welding operation
GB
68
CPTX 400-2/400-2w/450-2w Synergy
Corner weld in p
osition „PA“
(after DIN EN ISO 6947)
Thickness
of the steel
t (mm)
Leg
length
l (mm)
Diameter of
the welding
wire (mm)
Welding
current
(A)
Arc voltage
(V)
Welding
speed
(cm/min)
Flow
CO
2
(l/min)
1,2
2,5
– 3,0
0,9
– 1,0
70 - 100
18 - 19
50 - 60
10 - 15
1,6
2,5
– 3,0
0,9
– 1,2
90 - 120
18 - 20
50 - 60
10 - 15
2,0
3,0
– 3,5
1,0
– 1,2
100 - 130
19 - 20
50 - 60
15 - 20
2,3
3,0
– 3,5
1,0
– 1,2
120 - 140
19 - 21
50 - 60
15 - 20
3,2
3,0
– 4,0
1,0
– 1,2
130 - 170
20 - 22
45 - 55
15 - 20
4,5
4,0
– 4,5
1,2
200 - 250
23 - 26
45 - 55
15 - 20
6,0
5,0
– 6,0
1,2
280 - 300
29 - 32
40 - 50
15 - 20
9,0
6,0
– 8,0
1,2
300 - 350
32 - 34
40 - 45
15 - 20
12,0
10,0
–12,0
1,2
320 - 350
33 - 36
25 - 35
20 - 25
Butt welds without prepared toes
Thickness
of the steel
t (mm)
Gap
g (mm)
Diameter of the
welding wire
(mm)
Welding
current
(A)
Arc voltage
(V)
Welding
speed
(cm/min)
Flow
CO
2
(l/min)
Layers
1,2
0
0,9; 1,0
70-80
17-18
45-55
10
1
1,6
0
0,9; 1,0
80-100
18-19
45-55
10-15
1
2,0
0-0,5
0,9; 1,0
100-110
19-20
50-55
10-15
1
2,3
0,5-1,0
0,9-1,2
110-130
19-20
50-55
10-15
1
3,2
1,0-1,2
0,9-1,2
130-150
19-21
40-50
10-15
1
4,5
1,2-1,5
1,2
150-170
21-23
40-50
10-15
1
6,0
1,2-1,5
1,2
220-260
24-26
40-50
15-20
Vorne 1
2
Hinten 1
9,0
1,2-1,5
1,2
320-340
32-34
45-55
15-20
Vorne 1
2
Hinten 1
