Specification and qualification of welding procedures for production welding of steel castings
Descriptif et qualification de modes opératoires de soudage pour le soudage de production des aciers moulés
25.160.10 - Welding processes. Including thermal cutting and cladding
77.140.80 - Iron and steel castings.
Anula a: ISO 11970:2001
Será anulada por: ISO/DIS 11970
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