DIN EN ISO 7046-2:2011-12
Действует
Countersunk flat head screws (common head style) with type H or type Z cross recess - Product grade A - Part 2: Steel screws of property class 8.8, stainless steel screws and non-ferrous metal screws (ISO 7046-2:2011); German version EN ISO 7046-2:2011
— 14 стр.
