stainless steel pipe & tube are used for boiler parts, heat-exchanger and so on. ... widely used for many areas as follows:1. heat-exchanger, condenser, boiler parts and superheater.2. pressure pipes, petroleum transmission pipes ... .We have many kinds of stainless steel pipes & tubes, including 201, 202, 301, 304, 316L, 2205 and so on.As ... A312, A554, DIN 11850 and so on. stainless steel pipe & tube