0.7mm steel wire High tensile strength,good flatness ,ungalvanized and galvanized steel wire,uniform & beautiful surface 0.7mm steel wirehigh carbon steel wireSteel spring wire spring wireDia: 0.3-6.0mmStandard: AISI,ASTM,BS,DIN,GB,JISMaterial: Q195,Q235, 45#,65#,70,72A,82B,65MnApplication: bedding ,seating ,compression and telephone spring wire.Packing: As per customer's request spring wire