标准编号:ISO 7-1:1994
中文名称:密封连接的管螺纹.第1部分:名称,尺寸和公差
英文名称:Pipe threads where pressure-tight joints are made on the threads — Part 1: Dimensions, tolerances and designation
发布日期:1994-05
标准编号:ISO 7-1:1994
中文名称:密封连接的管螺纹.第1部分:名称,尺寸和公差
英文名称:Pipe threads where pressure-tight joints are made on the threads — Part 1: Dimensions, tolerances and designation
发布日期:1994-05