Stainless steel wedge pipe
piece consists of special shape pipe joint which is equipped with
U-shape slot with O-shape seal ring. In assembly, insert the stainless
steel pipe into pipe piece, and seal in special seal tool, which
makes some pipe-pieces and pipes be pressed into hexagon, so that
forms an enough connecting intension, at the same time, the seal
function is forced because the sea; ring is compressed into distortion.