BS 21:1985被替代
Specification For Pipe Threads For Tubes And Fittings Where Pressure-Tight Joints Are Made On The Threads (Metric Dimensions)
出版：British Standards Institution
专家解读视频
基本信息
标准编号： BS 21:1985
发布时间：1985/9/30 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：22
标准简介
1985 AMD 6633 [21/12/1990]1985 [30/09/1985]
标准备注
© British Standards Institution 2013
Replaced by notes:
Partially replaced by BS EN 10226-1:2004.
Amendment notes:
AMD 6633 published 21 December 1990
本标准替代的旧标准
等同采用的国际标准
ISO 7-1:1994 - Equivalent
