Standard: ASTM/ASME,EN,JIS,GOST,GB etc. OD:6mm~530mm,WT:1mm~35mm Type: stainless steel pipe or tube,,U tube,Pipe fittings SS347H / 1.4961 / TP347H/X8CrNiNb18-11 Seamless Stainless Steel Pipe / TubeFeatures: 1) Process method: Cold drawn/cold rolled2) Surface finish: Annealing/pickling/manual polishing/ mechanical polishing3)Material:Austenitic/Super Austenitic steel:304/304L/316/316Ti/310S/321/ ...