Norm
[AKTUELL]
AWS B 2.1/B 2.1M-BMG
; AWS B2.1/B2.1M-BMG:2021
AWS B 2.1/B 2.1M-BMG
; AWS B2.1/B2.1M-BMG:2021
Base Metal Grouping for Welding Procedure and Performance Qualification
Titel (englisch)
Base Metal Grouping for Welding Procedure and Performance Qualification