165
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: .045"
Ʒ
(1.2 mm
Ʒ
)
Gas: 20 % CO
2
-
+ Ar
3/4 (19.0)
1
180
24 to 25
10 (25)
2
300
29 to 30
10 (25)
3
300
29 to 30
10 (25)
Root path oscillation width: 0.1 in. (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
1
100 to 200
20 to 22
No oscillation
2 to 8
200
24 to 25
No oscillation
9 to 12
180
24 to 25
No oscillation
Plate
thickness
t [in. (mm)]
Bevel shape
Number
of layers
Current
(A)
Voltage
(V)
Travel speed
[IPM (cm/min)]
Downward
Upward