ASTM A513 1010 1020 DOM Steel Tube (DOM)Drawn Over Mandrel : The first stages of manufacturing : ERW , but in the finishing stages : Entire flash weld is removed and the tube is clod drawn over a mandrel. which provides the tube with a better dimensional tolerances,good surface finish and the strongest weld strength achievable. ASTM A513 1010 1020 DOM Tube Size range: O.D.:6-350mm W.T.:1-12.5mm L:max12000mm Grade: 1010, 1020, 1026 Production: ERW + DOM Packing: In Hexagonal Bundles, with anti corrosion oil protection, with seaworthy packing dom Tubing Deliver condition: 1. A.W.H.R. "as welded" from hot-rolled steel 2. A.W.C.R. "as welded" from cold-rolled steel 3. S.D.C.R. "sink-drawn", cold-rolled steel 5. M.D. &…