
Pipe Threads Where Pressure-tight Joints Are Not Made On The Threads - Part 2: Verification By Means Of Limit Gauges
出版:Polish Committee for Standardization

专家解读视频
Pipe Threads Where Pressure-tight Joints Are Not Made On The Threads - Part 2: Verification By Means Of Limit Gauges
出版:Polish Committee for Standardization
专家解读视频