BS 7428:1991被替代
Method for estimating the average grain size of copper and copper alloys
出版：British Standards Institution
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基本信息
标准编号： BS 7428:1991
发布时间：1991/4/30 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：12
标准简介
Three procedures for estimating the average grain size of copper and alloys consisting principally of a single phase. The comparison, the intercept and the planimetric procedures
标准备注
© British Standards Institution 2013
替代本标准的新标准
等同采用的国际标准
ISO 2624:1990 - Identical
