10 Appendix Page 60
Stud welding unit operating manual Date: July 2021
ALPHA 850 07.2021 / EN Rev.: A
EN ISO 15614-1: Specification and qualification of welding procedures for metallic
materials – Welding procedure test
Part 1: Arc and gas welding of steels and arc welding of nickel and
nickel alloys
EN ISO 15614-2: Specification and qualification of welding procedures for metallic
materials – Welding procedure test
Part 2: Arc welding of aluminium and its alloys
KrWG: Circular Economy Act