BS 3821-1:1974现行
Specification for hardmetal dies and associated hardmetal tools. Designation and marking of as-sintered pellets and finished dies
出版：British Standards Institution
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基本信息
标准编号： BS 3821-1:1974
发布时间：1974/7/29 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：10
标准简介
Specifies a designation system for pellets and finished dies for drawing wire, bar and tube and illustrates how the cases of finished dies are to be marked.
标准备注
© British Standards Institution 2013
等同采用的国际标准
ISO 1684:1975 - Similar
