... # 65# 65Mn 70# 72A 72B 80# 82A 82B 12L14, 1215 Steel Grade: Q195, Q235, SAE1006, SAE1008, 40#, 45#, 42A, 42B, SAE1040 ... : low carbon steel wire, medium carbon steel wire, high carbon steel wire, bicycle spoke steel wire, motorcycle spoke steel wire, umbrella frame steel wire, spring steel wire, mattress spring steel wire, free cutting steel wire, nipple steel wire, etc. Production ...