We manufacture welded tubes, welded pipes, general engineering tubes, Oil & Gas pipelines, automobile exhaust tubes and others. We offer them at market leading prices. 1. Materials: Grade 1, 2, 5, 6, 7, 9, 12, 23. 2. Specification: ASTM B862, ASTM B338 . 3. Size: - OD: 140mm to 1220mm (5” to 48”) - Thickness: 0,8mm to 60mm (SCH 5S to SCH XXS) - Length: MAX 11800mm - Super size welded pipes (above 24'', big size, heavy wall) - Welded heat exchanger tubes - Welded U-tubes / Welded U-bended heat exchanger tubes Welded tubing (imperial and metric) (BWG-S / SWG-S) EFW, ERW, DSAW, TIG, PLASMA, SMAW 4. Application: heat exchangers, condensers, all kinds of corrosive fluid transmission pipeline system, Titanium bicycle tube, automobile exhaust pipe and offshore aquaculture, etc.