JIS B 1257:2004现行
Plain washers for tapping screw and washer assemblies - Normal and large series - Product grade A
出版：Japanese Standards Association
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基本信息
标准编号： JIS B 1257:2004
发布时间：2004/11/20 0:00:00
标准类别：Standard
出版单位：Japanese Standards Association
标准页数：4
标准简介
This Standard specifies the characteristics of plain steel washers of product grade A for tapping screw and washer assemblies in accordance with JIS B 1129.
等同采用的国际标准
ISO 10669:1999 - Identical
