Sign In | Join Free | My lightneasy.org |
|
1.7225 / SCM440 / 42CrMo / SAE4140 Steel Plate of Hot Rolled Alloy Steel Perform Standard: GB/T 3077-1999 C Si Mn Cr Mo P S Ni 0.38~0.45 0.17~0.37 0.60~0.90 0.90~1.20 0.15-0.25 ≤0.018 ≤0.030 ≤0.012 1...