Stainless Steel Pipe Stainless Steel Precision Pipe ASTM A554 Mechanical Precision Commercial SS Pipe ASTM A554 Mechanical Precision Commercial SS Pipe 316 316l 321 904l 310s 309s 2205 2507 Stainless Steel Tubing Tube Pipe Widely used in petroleum,foodstuff,chemical industry,construction, electric power,nuclear,energy,machinery,biotechnology,paper making,shipbuilding,boiler fields. 1. Stainless Steel Pipe with high dimensional accuracy and good surface finish for mechanical structures and hydraulic equipment. 2. Standard of the Ministry of Petroleum: gbt9711-2011. It is mainly used for conveying fluid pipelines in engineering and large-scale equipment. 3. Stainless steel precision pipe for low and medium pressure boilers are used to manufacture various low and medium pressure boilers, superheated steam pipes, boiling water pipes and superheated steam pipes for locomotive boilers. 4. Stainless Steel Seamless Pipe for hi…