Stainless Steel Sanitary Tube, Sanitary Steel Pipe, Stainless Sanitary Pipe Standard: ASTM A270, 3A, DIN, ISO, SMS, BPE Material: 304, 304L, 316, 316L OD: 15.9~168.3mm WT: 0.89, 0.90, 1.00, 1.07, 1.20, 1.24, 1.50, 1.60, 1.65, 2.00, 2.11, 2.77, 3.05mm Welding method: TIG or TIG + Plasma Heat Treatment: 1040° C Water Quenching Marking: VASTAR, A 270, Grade, OD WT Length, Heat number, Surface finish. Inspection items: Chemical Composition; Size; Reverse Flattening Test; Hydrostatic Test or Eddy current test; Surface quality; etc. Application: Food & Dairy industry.