BS 970-3 Supplement No. 1:1973

Заменен

Specification for wrought steels for mechanical and allied engineering purposes, Requirements for carbon and carbon manganese steels for case hardening including free cutting steels

Описание Изменения Ссылки Версии

Заменен на

BS 970-1:1983

ICS

77.140.20 Stainless. Including alloyed steels, corrosion-resistant steels, heat-resisting steels, etc. / Высококачественные стали