10-13
Chapter 10
Reference Materials
M
ATERIALS
FOR
S
ETTING
W
ELDING
C
ONDITIONS
R
EFERENCE
M
ATERIALS
C
HAPTER
10
Example for welding conditions of single bevel groove penetration welding (STANDARD mode)
Wire diameter: 1.2 mm
Φ
Gas: 20 % CO
2
-
+ Ar
12.0
1
180 to 190
24 to 25
25
2
200
25 to 26
25
3
200
26 to 27
25
19.0
1
180
24 to 25
25
2
300
29 to 30
25
3
300
29 to 30
25
Root path oscillation width: 2 mm
Number of oscillation: 120 times/min.
Bevel shape
Number
of layers
Current
(A)
Voltage
(V)
Remarks
1
100
20 to 21
Slight oscillation
2
280
26 to 27
Slight oscillation
3
280
26 to 27
Slight oscillation
4
280
26 to 27
Slight oscillation
5
280
26 to 27
Slight oscillation
6
280
26 to 27
Oscillation
7
280
26 to 27
Oscillation
1
100
20 to 21
Oscillation
2
130
21 to 22
Oscillation
3
130
21 to 22
Oscillation
4
130
21 to 22
Oscillation
5
130
21 to 22
Oscillation
6
120
19 to 20
Oscillation
Plate
thickness
t(mm)
Bevel shape
Number
of layers
Current
(A)
Voltage
(V)
Travel speed
(cm/min)
Downward
Upward