Norm-Entwurf
23/30437924 DC
23/30437924 DC
BS EN ISO 14732 Welding personnel. Qualification testing of welding operators and weld setters for mechanized and automatic welding of metallic materials
Titel (englisch)
BS EN ISO 14732 Welding personnel. Qualification testing of welding operators and weld setters for mechanized and automatic welding of metallic materials