ÖNORM EN ISO 10807:1997-01

Действует

Pipework - Corrugated flexible metallic hose assemblies for the protection of electrical cables in explosive atmosphere (ISO 10807:1994)

Ссылочные документы

Действует

Pipe threads where pressure-tight joints are made on the threads - Part 1: Dimensions, tolerances and designation — 12 стр.

Действует

Steels; Classification; Part 1 : Classification of steels into unalloyed and alloy steels based on chemical composition — 4 стр.