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ERW pipe mill
The high frequency straight seam welded pipe mill is used to level the fixed strip after slitting line, and entry it to forming machine, bend to open pipe by rollers, melt the strip edges through the high frequency current,squeeze and weld the pipe to be closed by the squeeze roll. The high frequency pipe mill also called ERW pipe mill.
High frequency welded pipe mill is the special equipment producing welded steel pipe and profile pipe for industries such as metallurgy, construction, transportation, machinery and so on. Taking cold or hot rolled steel as raw materials, through cold formed and high-frequency welding to produce the round pipe, square pipe and rectangle pipe.
Technical processing of ERW pipe mill :
Loading coil --- un-coiler --- leveling --- shear and butt welder --- horizontal accumulator --- forming --- HF welding machine --- external burr removing --- cooling --- sizing machine--- cutting by flying saw --- run out table --- packing
Main technical specifications of straight seam welded pipe mill
| Model | Round Pipe | Square & Rectangular Pipe | Speed(m/min) | Floor area(m2) | ||
| Diameter(mm) | Thickness(mm) | Size (mm) | Thickness (mm) | |||
| ERW 32 | 10-38 mm | 0.5-2.0 mm | 10x10~30x30mm | 0.5-1.6mm | Max.120m | 12x40 |
| ERW 50 | 15-51 mm | 0.5-2.5 mm | 15x15~40x40mm | 0.5-2.0mm | Max.120m | 12x60 |
| ERW 60 | 16-60 mm | 0.5-3.0 mm | 15x15~50x50mm | 0.5-2.5mm | Max.120m | 12x60 |
| ERW 76 | 20-76 mm | 1.0-4.0 mm | 20x20~60x60mm | 1.0-3.0mm | Max.120m | 16x80 |
| ERW 89 | 25-89 mm | 1.0-4.5 mm | 20x20~70x70mm | 1.0-3.5mm | Max.120m | 16x100 |
| ERW 114 | 38-114 mm | 1.0-5.0 mm | 40x40~90x90mm | 1.0-4.0mm | Max.80m | 16x100 |
| ERW 165 | 60-165 mm | 2.0-6.0 mm | 50x50~150x150mm | 2.0-5.0mm | Max.60m | 16x100 |
| ERW 219 | 89-219 mm | 3.0-8.0 mm | 80x80~200x200mm | 3.0-8.0mm | Max.50m | 16x150 |
| ERW 273 | 114-273 mm | 4.0-10.0 mm | 100x100~250x250mm | 4.0-10.0mm | Max.40m | 18x160 |
| ERW 325 | 165-325 mm | 4.0- 12.7 mm | 100x100~300x300mm | 4.0-12.0mm | Max.30m | 24x180 |
| ERW 426 | 19-426 mm | 5.0-14.0 mm | 150x150~350x350mm | 5.0-14.0mm | Max.30m | 24x180 |
| ERW 508 | 219-508 mm | 6.0-16.0 mm | 200x200~400x400mm | 6.0-16.0mm | Max.25m | 24x180 |
Note: The data in the form is just as reference according to general ranges.Normally we design and produce the straight seam welded tube mill according to customer's specific requirement. So every customer can buy his own ERW straight seam welded pipe mill from us.
Packing of ERW Pipe Making Machine
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