stainless steel, stainless steel pipe, stainless steel tube OD:6-159mm thickness:0.17-3mm Surface:Satin,HL,BA,mirror polish stainless steel round pipe, square pipe, stainless steel ornamental pipe ... , fencing, railing, Chemistry, Metallurgy, Medicine, Mechanical field etc 9)The mechanism is good. Tubes can be bended, enlarged, shrunk, and staved. stainless steel, stainless steel ...