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9.
WELDING PREPARATION (continued)
9.4 TIG Welding Condition
㧔
for reference
㧕
(1) TIG Welding Condition
㧔
PULSE “OFF”
㧕
Material
Plate
Thickness
(mm)
Electrode Dia.
(mm)
Filler Wire Dia.
(mm)
Current
(A)
Argon Gas
Flow Rate
(ℓ/min)
No. of
Layer
Bevel
Shape
Stainless
Steel
(DC,
Electrode
Negative)
0.6
1, 1.6
0 - 1.6
20 - 40
4
1
(a), (b)
1.0
1, 1.6
0 - 1.6
30 - 60
4
1
(a), (b)
1.6
1.6, 2.4
0 - 1.6
60 - 90
4
1
(b)
2.4
1.6, 2.4
1.6 - 2.4
80 - 120
4
1
(b)
3.2
2.4, 3.2
2.4 - 3.2
110 - 150
5
1
(b)
4.0
2.4, 3.2
2.4 - 3.2
130 - 180
5
1
(d), (c)
4.8
2.4, 3.2, 4
2.4 - 4.0
150 - 220
5
1
(d), (c)
6.4
3.2, 4, 4.8
3.2 - 4.8
180 - 250
5
1 - 2
(a), (c)
Deoxidized
Copper
(DC,
Electrode
Negative)
0.6
1, 1.6
0 - 1.6
50 - 70
3 - 4
1
(a), (b)
1.0
1.6
0 - 1.6
60 - 90
3 - 4
1
(a), (b)
1.6
2.4
1.6 - 2.4
80 - 120
3 - 4
1
(b)
2.4
2.4, 3.2
2.4 - 3.2
110 - 150
4
1
(b)
3.2
3.2, 4
3.2 - 4.8
140 - 200
4 - 5
1
(c)
4.0
3.2, 4, 4.8
4.0 - 4.8
180 - 250
4 - 5
1
(d), (c)
4.8
4, 4.8
4.8 - 6.4
250 - 300
5 - 6
1
(d), (c)
6.4
4, 4.8, 6.4
4.8 - 6.4
300 - 400
5 - 6
1 - 2
(d), (c)
Aluminum
(AC)
1.0
1.6
0 - 1.6
50 - 60
5 – 6
1
(a), (b)
1.6
1.6, 2.4
0 - 1.6
60 - 90
5 – 6
1
(a), (b)
2.4
1.6, 2.4
1.6 - 2.4
80 - 110
6 - 7
1
(b)
3.2 2.4,
3.2
2.4
– 4.0
100 - 140
6 - 7
1
(b)
4.0
3.2, 4.0
3.2 - 4.8
140 - 180
7 - 8
1
(b)
4.8
3.2, 4.0, 4.8
4.0 - 6.4
170 - 220
7 - 8
1
(b)
6.4
4.0, 4.8
4.0 - 6.4
200 - 270
8 – 12
1 - 2
(d), (c)
Magnesium
(AC)
1.0
1.6
0 - 1.6
30 - 40
3 – 4
1
(a)
1.6
1.6, 2.4
1.6 - 2.4
40 - 70
4 – 5
1
(b)
2.4
1.6, 2.4
1.6 - 2.4
60 - 90
4 – 5
1
(b)
3.2 1.6,
2.4
2.4
– 3.2
75 - 110
5 - 6
1
(b)
4.0
2.4, 3.2
3.2 - 4.0
90 - 120
5 – 6
1
(d), (c)
4.8
3.2, 4.0
3.2 - 4.8
110 - 150
5 - 6
1
(d), (c)
6.4 3.2,
4.0
4.0
– 4.8
130 - 170
6 - 7
1 - 2
(d), (c)
C
҇
t/3
(a)
(b)
(c)
(d)
90
q
t