AISI 304 stainless steel tube: OD:6-159mm, TK:0.3-3.0mm Surface:Mirror, ... ,A312,A249,etc Highly anti-rust NameAISI 304 stainless steel tube(weld)ItemsSquare pipes, round pipes, oval pipes, special shaped pipes ... or 800G Mirror finishApplicationDecoration, construction, Sanitation, food industry, upholstery, industry instrument TestSquash test, extended test, water pressure test, crystal rot test ...