... Surface: 180G, 240G, 320G, 400G, 600G, mirror, Satin finish Name: Stainless Steel Tube welded2.Standard: JIS, GB, DIN, ASTM, EN, AISI3.Materials: AISI ... request.5.Finishing: annealed, pickled, polished inside and outsidegrit: 2B(Mill Finish), 2D, 180#, 320#, 400#, 600#, HL, Mirror, satin, bright ... sugar, medicine, etc.8.Best products+best price+best servive Stainless Steel round Tube