ERW406 H.F. Straight Welded Pipe Production Line ERW406 high frequency longitudinal welded pipe production line / pipe making machine / tube mill is designed to produce welded pipes of 219mm-406 mm in OD and 6.0mm-16.0mm in wall thickness, as well as corresponding square and rectangular pipe. Products: architectural structure pipes, API pipes, tower footing tubes, automobile beam steel pipe and other products. Equipment advantages ZTF forming process save roller up to 60% With direct square forming technology, one set of roller can produce all pipe sizes Electric control and automatic adjustment, high precision,high roller change speed Basic Technical Informa tion of Welded Pipe Production Line Product&yield Round Pipe 219mm-406mm Thickness: 6.0mm-16.0mm Square & rectangle tube 170mm170mm -330mm330mm Thickness: 6.0mm-16.0mm Length 6m-12m Length Tolerance: ±3mm Production Speed 30 m/min Production capacity 180,000ton/year Consumption Mill installed capacity 880 kw Line Area 160m(length) 16m (width) worker 6-8 workers Raw Material Carbon Steel coil Carbon steel coil Q235B(ASTM GR·D,�?s 230) Width 690mm-1280mm Thickness: 4.0mm-16.0mm Coil ID 580-760mm Coil OD Max 2300mm Coil Weight 35.0t