Sign In | Join Free | My polstate.com |
|
SCM440 / 1.7225 / SAE4140 Hot Rolled Alloy Special Steel Bar For Mechanical Similar grade: GB(China) DIN(German) AISI(USA) JIS(Japan) 42CrMo 1.7225 SAE4140 SCM440 Chemical composition: C Si Mn Cr P S ...