Slip-on Flanges factory Sliding flange is also called loose flange The loose flange is to use flanging, steel ring, etc. to put the flange on the pipe end, and the flange can move on the pipe end. The steel ring or flange is the sealing surface, and the function of the flange is to compress them. It can be seen that the loose flange is not in contact with the medium due to being blocked by the...