基本信息
標準編號: DS EN ISO 4957:2002
發布時間:2002/6/11 0:00:00
標準類別:Standard
出版單位:Danish Standards
標準頁數:76
標準簡介
Describes the following grades of wrought tools steels: a) non-alloy cold-work tool steels; b) alloy cold-work tool steels; c) alloy hot-work tool steels; d) high-speed tool steels.