TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
焊丝化学成分(%)
项目
|
C
|
Mn
|
Si
|
S
|
P
|
Ni
|
Cr
|
Mo
|
V
|
Cu
|
保证值 |
≤ 0.12 |
≤ 1.25 |
0.40~0.80 | ≤0.025 | ≤0.025 | 0.80~1.10 |
≤ 0.15 |
≤ 0.35 |
≤ 0.05 |
≤ 0.35 |
例值 | 0.06 | 1.12 | 0.60 | 0.007 | 0.012 | 1.05 | 0.01 | 0.044 | 0.001 | 0.11 |
熔敷金属力学性能(Ar+1%~5%O2气保护)
试验项目
|
Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
KV2 (J)
-45℃ |
保证值 | ≥550 | ≥470 | ≥24 | ≥27 |
例值 | 575 | 484 | 28.5 | 198 200 210 |