Specification and approval of welding procedures for metallic materials - Part 1: General rules for fusion welding (including Amendment A1:1997); German version EN 288-1:1992 + A1:1997— 9 стр.
Corrugated metal hose assemblies for pressure applications - Part 2: Guidance on the use of conformity assessment procedures; German version CEN/TR 14585-2:2006
Pipework - Corrugated flexible metallic hose assemblies for the protection of electrical cables in explosive atmospheres (ISO 10807:1994); German version EN ISO 10807:1996— 8 стр.