ASME B16.39:2009被替代
Malleable Iron Threaded Pipe Unions: Classes 150, 250, And 300
出版：American Society of Mechanical Engineers
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基本信息
标准编号： ASME B16.39:2009
发布时间：2009/10/9 0:00:00
标准类别：Standard
出版单位：American Society of Mechanical Engineers
标准页数：18
标准简介
Describes threaded malleable iron unions, classes 150, 250, and 300. It also contains provisions for using steel for NPS 1/8 unions.
标准备注
Supersedes WW U 531 (07/2004)
替代本标准的新标准
