... 0.25We can supply you the spring steel (GB standard) : 65#, 70#, 85#, 65Mn, 55SiMnVB, 60Si2Mn, 60Si2MnA, 60Si2CrA, 60Si2CrVA, 55SiCrA, 55CrMnA ... , 60Si2Mn4 etc.Dimension Rounds: Hot rolled dia.11-90mm, Cold drawn dia.5-50mm Flats: 6-32mm * 44.5- ... 150mmDelivery condition: EAF+LF+VD, Hot rolled / Cold drawn, Black / PeeledApplication: Auto manufacture, spring wireWith the short stress ...