stainless steel pipe: 1)expert in welded tube 2)ISO, PED 3)10years of export history 4)TISCO, ... ):Stainless steel tube,welded tube,industrial tube,steel pipe,stainless steel sheet,stainless steel tube,stainless steel pipe,stainless steel coil,stainless steel sheet,tube,pipe Brands ... Contract Manufacturing:Combination of ODM with OEM 316l welded sanitary tube