TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
熔敷金属化学成分(%)
试验项目
|
C
|
Mn
|
Si
|
S
|
P
|
Mo
|
W
|
V
|
Nb
|
保证值 | ≤0.10 |
≤ 0.80 |
≤ 0.50 |
≤ 0.020 |
≤ 0.020 |
0.50~ 0.90 |
0.50~ 0.90 |
≤0.20 | ≤0.12 |
例值 | 0.052 | 0.78 | 0.27 | 0.006 | 0.012 | 0.53 | 0.54 | 0.11 | 0.050 |
参考电流(DC+)
焊条直径(mm)
|
Φ2.5
|
Φ3.2
|
Φ4.0
|
Φ5.0
|
焊接电流(A) | 60~90 | 90~120 | 110~180 | 160~210 |