Specification and qualification of welding procedures for metallic materials - Welding procedure specification - Part 5: Resistance welding (ISO 15609-5:2004); German version EN ISO 15609-5:2004— 18 стр.
Specification and qualification of welding procedures for metallic materials - Welding procedure specification - Part 5: Resistance welding (ISO 15609-5:2011); German version EN ISO 15609-5:2011— 20 стр.
Resistance welding equipment - Particular specifications applicable to transformers with two separate secondary windings for multi-spot welding as used in the automobile industry (ISO 7284:1993); German version EN ISO 7284:1996— 11 стр.