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 bar2. Specification: S7-S50 mm3. Standard: DIN,JIS,ASTM,AISI ... .6526, 1.7103, 1.7108, 1.8509, 1.0722DIN: 15NiCr13, 25CrMo4, 34CrMo5, 42CrMo4, 10NiCr5-4, 20NiCrMoS6-4, 34CrNiMo6, 16MnCr5,20MnCr5, 17Cr3 ...