Stainless Steel Square Pipe OD:9.5--219mm Thickness(mm):0.25--6.5 Material:SUS304,SUS316 Stainless Steel Square PipeOD:9.5 ... about 12 tons.So we can control the quality and price.Specifications1:Pipe:201,202,301,304etc2:OD:9.5--219mm3 ... Eddy Current, Hydrostatic Mechanical, Mechanical Test, Chemical Composition Analysis , ISO Quality Management System Certification and MTC(7): Polish:Stain Polish: 60 ...