DIN Standards Committee Iron and Steel
DIN EN ISO 9443
Surface quality classes for hot-rolled bars and wire rod (ISO/DIS 9443:2017); German and English version prEN ISO 9443:2017
Oberflächengüteklassen für warmgewalzten Stabstahl und Walzdraht (ISO/DIS 9443:2017); Deutsche und Englische Fassung prEN ISO 9443:2017
Responsible national committee
NA 021-00-05-05 UA - Surface quality classes for hot-rolled bars and rods
Responsible european committee
CEN/TC 459/SC 5 - Steels for heat treatment, alloy steels, free-cutting steels and stainless steels