ISO-9443 Complete Document History
Surface quality classes for hot-rolled bars and wire rod

Complete Current Edition:
   2ND EDITION - Surface quality classes for hot-rolled bars and wire rod - May 1, 2018

Obsolete Revision Information:
   1ST EDITION - Heat-treatable and alloy steels - Surface quality classes for hot-rolled round bars and wire rods - Technical delivery conditions - Nov. 1, 1991