Shijiazhuang Zhongtai Pipe Technology Development Co., Ltd
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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.
Advantage:
When producing round pipe, it can utilize ZTF forming technique
When producing square & rectangular tube, it can utilize directly square-square (DSS) technique
Products:
Architectural structure pipes, API pipes, tower footing tubes, automobile beam steel pipe and other products.
| Product&yield | Round Pipe | 219mm-406mm Thickness: 6.0mm-16.0mm |
| Square & rectangle tube | 170mm×170mm -330mm×330mm 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,σs 230) |
| Width | 690mm-1280mm Thickness: 4.0mm-16.0mm | |
| Coil ID | 580-760mm | |
| Coil OD | Max 2300mm | |
| Coil Weight | 35.0t |
Technical flow
Scrolling up→ Uncoiling → Shear and Welding→ Spiral accumulator→ Forming → H.F. induction welding→ External burr removing→ Cooling → Sizing→ Flying saw → Run out table →Inspecting→ Packing→ Warehouse
We can also design square tube machine depends on customer’s requirement.