Automatic ERW Square Tube Mill for Carbon Steel Pipes 20-80mm
| Attribute | Value |
|---|---|
| Mill Name | Square pipe roll forming machine used Automatic steel ERW Square Tube Mill |
| Type of Welding | High frequency welding |
| Weight | >2T |
| Voltage | 220/380/415/420/440V |
| Application | Energy Supply Pipe |
| Production Capacity | 30-80m/min |
| Pipe Material | Carbon Steel |
| Power | 200KW |
This equipment is specially designed for producing high-frequency straight seam welded pipes (Φ20-Φ80mm, δ1-4.0mm) 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 according to pipe diameter and wall thickness requirements.
- Raw material: Low-carbon steel
- Thickness of steel strip: 1.0-3.5mm
- Width of steel strip: 60-240mm
- I.D. of steel coil: Φ450-Φ550mm
- O.D. of steel coil: Φ800-Φ1200mm
- Maximum weight coil: 2500kgs
- O.D of pipe: 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

Tengtian Tube Mill Co., Ltd. specializes in manufacturing high-frequency welded pipe equipment and cold bend steel equipment. We combine scientific research, production, sales, and service to deliver world-class machinery. Our products incorporate advanced Japanese technology and manufacturing standards, ensuring superior configuration, stable quality, and excellent performance.
With a strong technical team and business capabilities, we've established a significant presence in domestic and international markets, exporting to Korea, Vietnam, Indonesia, South Africa, Kazakhstan, and other regions. Our commitment to product quality and service excellence forms the core of our competitive advantage.

- On-site engineer support for installation and operator training
- One-year quality guarantee with lifetime repair support
- Comprehensive pre-sale and after-sale services including workshop design and production output planning
- Option for extended engineer support (several months to 1 year) to optimize output and reduce costs
- Complete project design services for stainless steel/carbon steel pipe production
- Full responsibility for loading and shipping arrangements
Q1: Are you manufacturer or trading company?
A1: we are manufactuer , more than 20 years experience.
Q2: What is the max size of pipe you have even produce?
A2: Max φ630mm
Q3:Can I visit your customer machine line?
A3: Yes, but I need to get agreement from my customer firslty.
Q4: what is your machine advantages?
A4:Contain Full automatic, Direct forming square, Share rollers. Fast change system
Q5:How I can get the quotation?
A5:Please send your requires of pipe size , thickness to us.
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