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
|
Ni
|
Cr
|
Mo
|
V
|
Cu
|
保证值 | ≤0.10 | ≤1.25 | ≤0.55 | ≤0.018 | ≤0.025 | ≤0.30 | ≤0.20 | ≤0.30 | ≤0.04 | ≤0.25 |
例值 | 0.064 | 0.83 | 0.42 | 0.006 | 0.015 | 0.008 | 0.040 | 0.006 | 0.006 | 0.010 |
熔敷金属力学性能
试验项目
|
Rm(MPa)
|
ReL/Rp0.2(MPa)
|
A(%)
|
KV2(J)
-30℃ |
保证值 | 420~600 | ≥330 | ≥22 | ≥27 |
例值 | 545 | 455 | 30 | 180 |
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 | 80~120 | 130~180 | 170~220 |