
Specification for approval testing of welders when welding procedure approval is not required Fusion welding of steel.
NORM herausgegeben am 30.4.1976
Designation standards: BS 4872-1:1972
Note: UNGÜLTIG
Publication date standards: 30.4.1976
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technische Normen BS