Material: SAE1060, SAE1065, SAE1070, 60#, 65#, 65Mn, 70#, 72A, 72B, 80#, 82B Diameter: 0.50mm~7.00mm Standard: GB18983-2003 Material: SAE1060, SAE1065, SAE1070, 60#, 65#, 65Mn, 70#, 72A, 72B, 80#, 82BDiameter: 0.50mm~7.00mm 1. Product Name: High Carbon Steel Wire, Spring Steel Wire, High Carbon Spring Steel Wire, Carbon Steel Wire, Spring Wire2. Material: Steel GradeGB StandardCarbon%Silicon% ...