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 B861, ASTM B338 3. Size: as per customer request 4. Application: heat exchangers, condensers, all kinds of corrosive fluid transmission pipeline system, Titanium bicycle tube, automobile exhaust pipe and offshore aquaculture, etc.