... .314.316L.304L O.D from 1mm to 80mm Stainless steel pipeStandard: GB,DIN,EN,ASTMO.D: 1mm to 80mmW.T ... .8m-12mCondition: Cold-drawnInspection: Chemical composition, Mechanical properties (Tensile strength,Yield strength, Elongation, Flaring, Flattening, Hardness, impact) , OD and WT ,No ...