When the pipe joint screw, should follow the principle of diagonal twist, not one by one in order to operate, do not screw the screw die, so that the correct installation of rubber gasket.
The user can remove the pipe rubber pad and re assemble it again, and the rubber gasket with serious deformation should be replaced.
用户可将管道胶垫取出后重新组装一遍，对变形严重的胶垫应予以更换。
3
Features and application relating to metal cladding gasket for pipe flanges are introduced, at the same time, basis and main contents to formulate its national standard is presented, too.