Steel grade: GB 60Si2MnA, 30Si2CrVA, 60Si2CrA, 50CrVA, 50CrV4, 51CrV4JIS SUP6 / SUP7, SUP10ASTM 9260, 6150EN 61SiCr7, 54SiCr6, 51CrV4Diameter: 12mm-130mmWe supply spring steel in various specification, also can make as customers'... More
Henan Jianhui Construction Machinery Co.,Ltd
Main Products: Carbon steel, Alloy steel, Spring steel, Bearing steel... More