标准查询 标准查询测量工具．用于过端螺纹环规和标称直径超过50－70mm的螺纹连接
Measuring instruments. Setting plugs for adjustable go and not go screw ring gauges for ISO metric threads with nominal diameter above 50 to 70 mm.
相关服务
搜索标准
搜索标准
标准查询Measuring instruments. Setting plugs for adjustable go and not go screw ring gauges for ISO metric threads with nominal diameter above 50 to 70 mm.
