Sign In | Join Free | My spintoband.com |
|
1.7225 / SCM440 / SAE4140 Hot Rolled Alloy Steel Round Bar for Mechanical 1, Equivalent grades: GB(China) DIN(German) AISI(USA) JIS(Japan) 42CrMo 1.7225 SAE4140 SCM440 2, Perform Standard: GB/T 3077...