At the same time, for these engineering stainless steel water pipes of different specifications, the specifications of the connected fittings are also controlled in the range of DN15-DN100. The pipe fittings can be used in compression type/ring pressure type, socket welding pipe fittings, groove pipe fittings, flange pipe fittings, and , Flange pipe fittings are also used, such as DN100 large pipes, and these projects include high-end residential areas, hotels, hospitals, etc.