Stainless steel pipe is a kind of hollow long round steel, which is widely used in petroleum, chemical industry, medical treatment, food, light industry, mechanical instrument and other industrial transport pipes and mechanical structural parts.In addition, stainless steel pipe in bending, torsional strength at the same time, with the characteristics of light weight, so it is also widely used in the manufacture of mechanical parts and engineering structures.It is also commonly used for furniture and kitchenware.