TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
化学成分(%)
项目
|
S
|
P
|
保证值 | ≤0.035 | ≤0.040 |
例值 | 0.010 | 0.016 |
熔敷金属力学性能(热处理620℃*2h)
项目配合焊丝
|
|
Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
KV2(J)
|
|
|
|
|
|
|
-70℃
|
|
JQ·H09MnNiDR | 保证值 | 480-660 | ≥400 | ≥22 | ≥54 | |
例值 | 542 | 421 | 27.0 | 188 |