... 65#, 65Mn, 70#, 72A, 72B, 80#, 82B Diameter: 0.50mm ... 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 ... 0.250.76-0.770.011-0.0140.004-0.0070.17-0.175. Our other product: High carbon steel wires, medium carbon steel wiresSpring steel wires, mattress spring steel ...