High Frequency Welded Pipe Mill
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Our high frequency(HF) welded pipe mill has everything you need to produce high-quality HF welded pipes in a wide range of outer diameters from 8mm to 89mm and with a maximum wall thickness of 4.5mm.
The complete HF welded pipe mill is made up of an entry section, mill section, cut-off section and finishing section, the steel pipe manufacturing process including:
Scrolling Up→ Uncoiling → Shear and Welding→ Spiral Accumulator→ Forming→ HF induction Welding→ External Burr Removing→ Cooling → Sizing→ Flying Saw → Run Out Table →Inspecting→ Packing→ Warehouse
Features
- Suitable for processing carbon steel
- Round and rectangular pipes can be produced with this equipment
- Production speed can reach up to 120m/min
- Diameter error tolerance is within 0.5/100 of the pipe’s OD
Forming process
Round Pipe | Cold roll forming process | Good roller design |
Square & Rectangular Pipe | General round-to-square process | Stable forming process |
Round to square with turkshead unit | Good pipe quality, achieve the same wall thickness as that of round pipe |
Model Selection
Model | Round pipe mm | Square pipe mm | Thickness mm | Working spead m/min |
Ф8-Ф20 | 6x6-15x15 | 0.3-1.5 | 120 | |
Ф10-Ф32 | 10x10-25x25 | 0.5-2.0 | 120 | |
Ф20-Ф50 | 15x15-40x40 | 0.8-3.0 | 120 | |
Ф32-Ф76 | 25x25-60x60 | 1.2-4.0 | 120 | |
Ф42-Ф89 | 35x35-70x70 | 1.5-4.5 | 110 | |
Ф48-Ф114 | 40x40-90x90 | 1.5-4.5 | 65 | |
Ф60-Ф140 | 50x50-110x110 | 2.0-5.0 | 60 | |
Ф76-Ф165 | 60x60-130x130 | 2.0-6.0 | 50 | |
Ф89-Ф219 | 70x70-170x170 | 2.0-8.0 | 50 | |
Ф114-Ф273 | 90x90-210x210 | 3.0-10.0 | 45 | |
Ф140-Ф325 | 110x110-250x250 | 4.0-12.7 | 40 | |
Ф165-Ф377 | 130x130-280x280 | 4.0-14.0 | 35 | |
Ф219-Ф406 | 170x170-330x330 | 6.0-16.0 | 30 | |
Ф273-Ф508 | 210x210-400x400 | 6.0-18.0 | 25 | |
Ф325-Ф660 | 250x250-500x500 | 6.0-20.0 | 20 | |
Ф355-Ф720 | 300x300-600x600 | 6.0-22.0 | 20 |
Note: We can design and manufacture pipe mills according to your requirements.
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