PD 970:2001

Заменен

Wrought steels for mechanical and allied engineering purposes. Requirements for carbon, carbon manganese and alloy hot worked or cold finished steels — 54 стр.

Описание Изменения Ссылки Версии

Заменен на

PD 970:2005

ICS

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