ISO 683-6:1970
Heat-treated steels, alloy steels and free-cutting steels; Part VI : Wrought quenched and tempered steels with 3 % chromium and 0,5 % molybdenum

Заменен на ISO 683-1:1987
 

10 страниц

Завершение срока действия 01.04.1987
Опубликован 01.04.1970

Heat-treated steels, alloy steels and free-cutting steels; Part VI : Wrought quenched and tempered steels with 3 % chromium and 0,5 % molybdenum