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
|
保证值 | ≤0.20 | ≤1.20 | ≤0.60 |
≤ 0.030 |
≤ 0.030 |
≤ 1.00 |
≤ 0.30 |
≤ 0.50 |
≤ 0.10 |
例值 | 0.10 | 0.50 | 0.14 | 0.010 | 0.014 | 0.40 | 0.035 | 0.42 | 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 | ≥550 | ≥460 | ≥17 | ≥27 |
例值 | 590 | 500 | 24 | 55 |
参考电流(DC-)
焊条直径(mm)
|
Φ3.2
|
Φ4.0
|
焊接电流(A) | 80~100 | 110~130 |