Carbon Steel ERW Tube Mill Line with Worm Gearing
| Adjusting Mechanism | Worm Gearing |
| Worm Gearing Speed | Max. 80m/min |
| Pipe Thickness Range | 4.0-10.0mm |
| Max. Thickness for Square Pipe | 0.8-3.0mm |
| Production Speed | Max 50m/min |
| Compatible Materials | Carbon Steel, Stainless Steel, Low Alloy Steel |
The ERW pipe mill with high frequency solid welder produces round, square, and rectangular pipes at high speeds, including L, T, and Z shaped pipes. This system reduces roller costs while ensuring finished pipe quality.
- Material (steel coil)
- Uncoiler
- Shear and welder
- Horizontal (or cage) accumulator
- Forming mill
- HF solid welder
- Sizing mill
- Rough straightening (turkey head)
- Cut off machine
- Run out table
This high-frequency welded tube mill line produces round tubes with diameters of 25.4-114 mm and wall thicknesses of 0.8-4.0 mm. It utilizes roll forming to process steel strip into various shapes, with high frequency induction heating to create closed shapes by squeezing weld seams together.
| Model | Diameter Range | Pipe Thickness | Line Speed (m/min) |
|---|---|---|---|
| HG20 | 8-25.4MM | 0.3-1.2MM | 120 |
| HG32 | 10-32MM | 1.4-1.5MM | 120 |
| HG50 | 16-76MM | 0.7-2.5MM | 30-120 |
| HG76 | 25-76MM | 1-4MM | 30-100 |
| HG89 | 32-89MM | 1-4.5MM | 30-80 |
| HG114 | 45-114MM | 1.5-5.0MM | 30-60 |
| HG165 | 60-165MM | 3-7MM | 30-50 |
| HG219 | 114-219MM | 4-8MM | 20-40 |
| HG273 | 114-273MM | 4-10MM | 15-30 |
| HG325 | 165-325MM | 4-10MM | 10-30 |
| HG426 | 165-426MM | 4-12.7MM | 8-25 |
| HG508 | 219-508MM | 4-16MM | 8-20 |
This equipment specializes in producing Φ20-Φ80mm high-frequency straight seam welded pipes (wall thickness: 1-4.0mm) and corresponding square pipes (17*17-62*62mm, 1.2-3.0mm). The complete system includes components from uncoiler to fixed length cutting saw, with rolling speed adjustable based on pipe diameter and wall thickness.
- Raw material: Low-carbon steel
- Thickness: 1.0-3.5mm
- Width: 60-240mm
- Coil I.D.: Φ450-Φ550mm
- Coil O.D.: Φ800-Φ1200mm
- Maximum weight: 2500kgs
- Pipe O.D.: Φ20-Φ80mm
- Wall thickness: 1.0-3.5mm (square pipe: 1.2-3.0mm)
- Length: 4-8m
- Milling speed: 60-70m/min
- High-frequency equipment power: 250 KW (Solid state)
- Voltage: 380V/440V, 50HZ
- Uncoiler: 1 set
- Shearing and butt-welder: 1 set
- Accumulator: 1 set
- Forming, Welding & sizing unit: 1 set
- Computer-controlled tracking cutting saw: 1 set
- Run-out table: 1 set
- Solid-state high-frequency welder: 1 set
- On-site engineer for installation and operator training
- One year quality guarantee with lifetime repair guarantee
- Pre-sell services including workshop and production output design
- After-sell services including installation, training, and technical support
- Option for extended engineer support (several months to 1 year)
- Complete project design for stainless steel/carbon steel pipe production
- Responsibility for loading and shipping
Classified by use: Industrial stainless steel pipe making machine and decorative stainless steel pipe making machine.
- Decoiler: Holds and feeds steel strip into forming part
- Forming Part: Uses scroll welded pipe dies
- Welder: Performs the welding
- Grinding Part: Processes weld seams
- Straightening and Sizing Part: Fine-tunes pipe diameter
- Cutting Part: Metal hydraulic cutting or grinding wheel cutting
- Length fixed: Automatic material sizing
Sturdy and durable construction, high precision, full automation, easy operation, continuous production, high efficiency, minimal material waste, high finished product rate, and low production cost.
- Welding torch position too high
- Welding torch misalignment
- Current too high causing excessive melting
- Current too small for proper welding
- Insufficient argon causing unfocused welding
- Contamination (water or oil) on mould or steel strip
A complete set includes pipe making machine, welder, mould/die/roller, polishing machines (round and square), polishing materials, and steel strip.
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