Sign In | Join Free | My adobecards.com |
|
Forged Steel Cold Rolling Mill Rolls / Back Up Roller , Wear Resistant Description: Back up rollers’ materials are 45Cr4NiMoV, 50Cr5MoV, 40Cr3MoV, 9Cr2Mo, 70Cr3Mo, 70Cr3NiMo, 55Cr, 35CrMo, and 70Cr3Mo ...