11/30254519 DC被替代
BS EN 4550-1. Aerospace series. Pipe coupling, 37°. Design configuration. Inch series. Part 1. Male sealing ends, spherical
出版：British Standards Institution
专家解读视频
基本信息
标准编号： 11/30254519 DC
发布时间：2011/10/19 0:00:00
标准类别：Draft
出版单位：British Standards Institution
标准页数：7
标准备注
© British Standards Institution 2013
General notes:
Warning: this draft is not current beyond its expiry date for comments.
等同采用的国际标准
PREN 4550-1:2012 - Identical
