BS EN ISO 15609-1. Specification and qualification of welding procedures for metallic materials. Welding procedure specification. Part 1. Arc welding— 14 стр.
BS ENISO 15609-2. Specification and qualification of welding procedures for metallic materials. Welding procedure specification. Part 2. Gas welding— 13 стр.
Specification and qualification of welding procedures for metallic materials - Welding procedure specification - Part 1: Arc welding (ISO 15609-1:2019)