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
|
S
|
Mn
|
Si
|
P
|
Ni
|
Cr
|
Mo
|
| 保证值 | ≤0.10 | ≤0.015 | ≥1.00 | ≤0.60 | ≤0.020 | ≥2.00 | ≤0.60 | ≤0.60 |
熔敷金属力学性能
|
试验项目
|
Rm
MPa |
ReL/Rp0.2
MPa |
A/%
|
KV2/J
-40℃ |
| 保证值 | ≥810 | ≥690 | ≥15.0 | ≥60 |
| 例值 | 840 | 775 | 20 | 100 |
参考电流(DC+)
|
焊条直径(mm)
|
Φ3.2
|
Φ4.0
|
Φ5.0
|
| 焊接电流(A) | 80~120 | 130~180 | 170~240 |



