
Pipe threads with 55 degree thread angle where pressure-tight joints are not made on the threads
出版:Standardization Administration of China

专家解读视频
基本信息
标准编号: GB/T 7307-2001
标准类别:Standard
出版单位:Standardization Administration of China
标准页数:12
等同采用的国际标准
ISO 228-1:1994 - Equivalent