TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
焊带化学成分例值(%)
项目
|
C
|
Si
|
Mn
|
P
|
S
|
例值 | 0.041 | 0.015 | 0.22 | 0.008 | 0.008 |