BS 224:1938被替代
Specification for steel for die blocks for drop forging
出版：British Standards Institution
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基本信息
标准编号： BS 224:1938
发布时间：1938/5/23 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：0
标准简介
Quality, heat treating, normalizing. Composition, Brinell hardness for each of five steels.
标准备注
© British Standards Institution 2013
Replaces notes:
Replaces BS 224:1925.
Amendment notes:
PD 918
替代本标准的新标准
等同采用的国际标准
AS G1-1939 - Identical
