alloy steel 1. Description: Alloy steel-cold drawn steel-hexagonal bar 2. Specification: S7-S50 mm 3. Standard: DIN,JIS,ASTM alloy steel1. Description: Alloy steel-cold drawn steel-hexagonal ... , SMnC420, SCr435, SCr440, SACM645, SUM22L, SUP6, SUP7, SUP9A, SUP10, SUJ2GB: 30CrMo, 35CrMoV, 40CrMo, 40CrMnMo, 12CrNi3, 12CrNi2, 20CrNi2MoH, 40CrNiMoA, 20CrNiMo, 50CrV, 15CrMn ...