Automatic Square Tube Mill 165-426mm Carbon Steel

| Attribute | Value |
|---|---|
| Model Number | HG426 |
| Place of Origin | Hebei, China (Mainland) |
| Forming Method | Automatic Adjustment Square Pipe Straight Seam Welded Square Tube Mill |
| Cutting Saw | Cold Saw & Friction Saw Cutting |
| Pipe Diameter | 165-426mm |
| Pipe Thickness | 4-16mm |
| Molding Speed | 8-25m/min |
| Material | Carbon Steel, Stainless Steel, Galvanized Steel |
| Voltage | 380V/220V |
| Power | 1400KW |
| Certification | ISO9001, CE, BV |
| Pipe Shape | Rectangle, Round, Square |
The Automatic Adjustment Square Pipe Straight Seam Welded Square Tube Mill processes steel belts through a roll system to form tube billets. Using high-frequency proximity and skin effects, it heats strip edges to welding temperature, then completes welding through squeezing rollers. The process includes water cooling, sizing, and straightening to produce precision steel pipes.
- Scroll up
- Uncoil
- Flattening
- End Shear & Butt Welding
- Accumulator
- Forming
- High-frequency induction welding
- Removing external burr
- Cooling
- Sizing
- Cutting
- Checking & Collecting
- Accessing Warehouse

| Model | Diameter Range | Pipe Thickness | Molding Speed | Motor Power | Mechanical Area |
|---|---|---|---|---|---|
| HG20 | 8-20MM | 0.3-1MM | 30-120m/min | 55KW | 7×50m³ |
| HG32 | 12-32MM | 0.3-2.0MM | 30-120m/min | 75KW | 7×50m³ |
| HG50 | 16-50MM | 0.8-2.5MM | 30-110m/min | 110KW | 7×60m³ |
| HG60 | 20-60MM | 0.8-3MM | 30-100m/min | 132KW | 7×65m³ |
| HG76 | 12-76MM | 1-3MM | 30-100m/min | 320KW | 8×80m³ |
| HG89 | 32-89MM | 1-4MM | 30-80m/min | 350KW | 8×80m³ |
| HG114 | 45-114MM | 1.5-5.0MM | 30-60m/min | 400KW | 10×100m³ |
| HG165 | 60-165MM | 3-7MM | 30-50m/min | 600KW | 10×110m³ |
| HG219 | 114-219MM | 4-8MM | 20-40m/min | 800KW | 12×150m³ |
| HG273 | 114-273MM | 4-10MM | 15-30m/min | 1000KW | 18×160m³ |
| HG325 | 165-325MM | 4-12MM | 10-30m/min | 1200KW | 18×180m³ |
| HG426 | 165-426MM | 4-16MM | 8-25m/min | 1400KW | 18×180m³ |
| HG508 | 219-508MM | 4-20MM | 8-20m/min | 2000KW | 21×180m³ |

- 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 waste
- Complete project design services for stainless steel and carbon steel pipe production
- Responsibility for loading and shipping arrangements

1.) We will send the engineer for the installation and training your workers how to operate this machine in correct way.
2.) Warranty Team
One year quality guarantee, life guarantee repair. Within quality guarantee period, except for failures caused by human error, repair parts will be provided for free. After the quality guarantee period, only charge the cost of the spare parts.
3.) We supply the pre-sell and after-sell service.
pre-sell service: workshop design, and production output design
after-sell service: installation and training, and the skilled engineer for working.
4.) We can also sent the engineer working for you serval months or 1 year. The engineer will help you to improve the output, reduce the waste and decrease the cost.
5.) We supply the pre-sell service-Design for whole project for stainless steel pipe making/ carbon steel pipe making.
6.) We will be responsible for the loading and shipping
FAQ:
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.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
