No. 220803
805 H 60
- 国家或地区
英国 - 标准体系B.S.
对应标准
- BS 970-2:1988Specification for wrought steels for mechanical and allied engineering purposes. Requirements for steels for the manufacture of hot formed springs
- BS 970-5Specification for wrought steels for mechanical and allied engineering purposes. Carbon and alloy spring steels for the manufacture of hot formed springs.