5 inch 127mm ERW tube mill machine

High efficiency 5 inch 127mm ERW tube mill machine with automatic uncoiler, spiral accumulator, 400KW HF welder, quick change system, and cold saw cutting for steel pipe production.







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5 Inch 127mm ERW Tube Mill Machine with Automatic Feeding, Spiral Accumulator and Cold Saw Cutting

High Efficiency 5 Inch ERW Tube Mill Production Line

AIS MACHINERY provides a high-performance 5 inch 127mm ERW tube mill machine designed for stable, efficient, and fully automatic steel pipe production. The production line integrates advanced automation technology, high-speed forming capability, and precision cutting systems to improve productivity while reducing labor costs.

This ERW tube mill is suitable for manufacturing round pipes, square tubes, rectangular tubes, and structural steel tubes for various industries.

The complete line includes:

  • Automatic decoiler with hold-down arm

  • Automatic strip head turning system

  • Automatic shear and butt welding machine

  • Spiral accumulator

  • 400KW solid state high frequency welder

  • Main forming machine with quick-change system

  • Pneumatic shaft disengagement system

  • Cold flying saw cutting system

The production line operates with high stability, wide production range, and excellent welding quality.

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Main Technical Parameters of 5 Inch ERW Tube Mill

ItemSpecification
Pipe Diameter Range38mm – 127mm
Pipe Thickness Range1.5mm – 5.0mm
Square Tube Range30×30mm – 100×100mm
Production SpeedMax 80 m/min
Raw MaterialCarbon Steel, GI Steel
Coil WidthAccording to pipe size
Coil WeightUp to 15 Tons
Welding MethodHigh Frequency ERW Welding
HF Welder Power400KW Solid State HF Welder
Cutting TypeCold Flying Saw
Accumulator TypeSpiral Accumulator
Forming TypeRoll Forming
Control SystemPLC Automatic Control

        • tube mill use uncoiler

        • erw tube mill use shear and welder




Automatic Decoiler with Hold-Down Arm

The production line adopts a fully automatic decoiler equipped with a hold-down arm to prevent coil loosening and material scattering during feeding.

Advantages include:

  • Stable coil feeding

  • Improved operator safety

  • Reduced downtime

  • Smooth strip entry

The automatic rotating and turning system helps improve strip alignment and feeding efficiency.

  • tube mill with cold saw cutting

     

  • 400KW solid state HF welder

     


Automatic Shear and Butt Welding System

The automatic shear and butt welding machine performs strip cutting and welding automatically when changing coils.

Benefits:

  • Continuous production

  • Reduced manual operation

  • Improved welding consistency

  • Higher production efficiency

This system is especially suitable for high-speed tube manufacturing lines.


Spiral Accumulator for Continuous Production

The spiral accumulator stores steel strip during coil replacement to keep the tube mill running continuously.

Key features:

  • Stable strip storage

  • Reduced production interruption

  • Suitable for high-speed production

  • Compact structure with large storage capacity

Compared with traditional cage loops, the spiral accumulator provides smoother strip operation and better production stability.


400KW Solid State High Frequency Welder

The line is equipped with a 400KW solid state high frequency welding system for efficient ERW welding.

Advantages:

  • Stable welding performance

  • Lower power consumption

  • High welding efficiency

  • Strong and clean weld seam

The welding system supports various steel pipe sizes and thicknesses.


Quick Change Forming System with Pneumatic Shaft Disengagement

The main machine adopts a quick-change forming structure with pneumatic shaft disengagement.

Benefits:

  • Faster roller replacement

  • Reduced labor intensity

  • Shorter production changeover time

  • Improved production flexibility

This design is ideal for manufacturers producing multiple pipe sizes.

  • automatic steel pipe production line

     

  • high frequency pipe welding machine

     

 


Cold Flying Saw Cutting System

The cold saw cutting system ensures high precision and burr-free pipe cutting.

Advantages:

  • Smooth cutting surface

  • Low noise

  • Accurate pipe length

  • Suitable for high-speed production

Compared with friction saw cutting, cold saw cutting provides better cutting quality and cleaner pipe ends.


Applications of 5 Inch ERW Tube Mill

This ERW pipe making machine is widely used for producing:

  • Construction steel pipes

  • Structural tubes

  • Furniture tubes

  • Greenhouse pipes

  • Water pipes

  • Automotive tubes

  • Mechanical tubes

  • Fence pipes

  • Industrial steel tubes

The machine supports both round and square tube production.


Why Choose AIS MACHINERY

AIS MACHINERY focuses on manufacturing reliable tube mill equipment with advanced technology and stable performance.

Our advantages:

  • Professional tube mill manufacturing experience

  • High-quality machining and assembly

  • Full production line testing before shipment

  • Overseas installation support

  • Fast technical service response

  • Custom machine solutions available


Frequently Asked Questions (FAQ)

1. What is the production range of this 5 inch ERW tube mill?

The machine can produce round pipes from 38mm to 127mm and square tubes from 30×30mm to 100×100mm.


2. What material can this tube mill process?

The production line is suitable for carbon steel coils, galvanized steel coils, and other suitable strip materials.


3. What are the advantages of the spiral accumulator?

The spiral accumulator allows continuous production during coil change, improves strip stability, and supports high-speed operation.


4. Why choose cold flying saw instead of friction saw?

Cold flying saw provides cleaner cutting surfaces, lower noise, better precision, and less burr compared with friction saw cutting.


5. Does AIS MACHINERY support machine testing before shipment?

Yes. AIS MACHINERY supports full production line trial running and factory testing before shipment to ensure stable operation and product quality.


Contact AIS MACHINERY

If you are looking for a reliable 5 inch 127mm ERW tube mill machine with advanced automation and stable production performance, please contact AIS MACHINERY for technical details, videos, quotations, and project solutions.

Website: www.aistubemill.com

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    ERW tube mill with spiral accumulator

    What pipe sizes can this 5 inch ERW tube mill produce?

    The machine can produce round pipes from 38mm to 127mm with wall thickness from 1.5mm to 5.0mm. Square and rectangular tubes can also be produced with corresponding tooling.

    What is the advantage of the spiral accumulator?

    The spiral accumulator allows continuous production during coil changing and provides stable strip feeding for high-speed operation.

    Why choose a cold saw instead of a friction saw?

    Cold saw cutting provides smoother pipe ends, higher cutting precision, lower noise, and better finished product quality.

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