ISO 427:1983 EN 29857ec1
Wrought copper-tin alloys — Chemical composition and forms of wrought products
废止
发布日期 :
1983-10-01
实施日期 :
ISO 6958:1984 EN c68c19ba
Wrought copper and copper alloys — Drawn rectangular bars — Dimensions and form tolerances
废止
发布日期 :
1984-12-01
实施日期 :