ERW325 Tube Mill | Large Diameter ERW Pipe Mill

ERW325 tube mill for large diameter steel pipe production

ERW325 ERW pipe mill machine for 165–325mm steel pipes

ERW325 Tube Mill

The ERW325 tube mill is designed to produce round steel pipes with an outer diameter of 165mm–325mm and wall thickness of 3.0mm–14.0mm. It can also manufacture corresponding square and rectangular pipes.

The line integrates processes such as decoiling, forming, high-frequency welding, sizing, and cutting, enabling continuous and efficient production. It is especially suitable for medium to large-size steel pipe manufacturing.

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Product Description

The ERW325 tube mill is a high-efficiency complete set of equipment designed for medium and thick wall, large-diameter pipe production. By adopting advanced high-frequency welding technology, it ensures stable seam forming and high-quality pipe output.

With an optimized forming structure and automated control system, the line guarantees continuous and stable operation throughout the production process.

This mill supports the production of round, square, and rectangular pipes, meeting diverse specifications required by various industries. It is widely used in construction, automotive, mechanical engineering, oil & gas transportation, furniture manufacturing, agriculture, and chemical industries.

For the control system, optional configurations include motors and control solutions from Siemens, Yaskawa, and Allen-Bradley, enabling automatic adjustment and precise operation while reducing manual intervention and improving overall efficiency.

As a professional manufacturer of tube mill equipment, Aogang has accumulated extensive technical expertise and project experience in welded pipe production lines. We provide customized solutions based on customers' capacity, raw materials, and product specifications. With mature process design and a comprehensive after-sales service system, we help customers achieve stable production, long-term operation, and reduced overall operating costs.

Product Advantages

FF Forming Technology, Reduced Roller Usage

Adopts FF (Flexible Forming) technology, reducing roller consumption by up to 50%, effectively lowering spare parts cost and maintenance pressure.

Automatic Adjustment System, Higher Efficiency

Equipped with automatic adjustment functions, significantly reducing roller change and setup time, improving production efficiency.

Uniform Deformation, Better Pipe Quality

Ensures more uniform deformation across each stand, improving welding quality and dimensional accuracy.

Low Defect Rate

Optimized process design and stable control system help reduce defective products and improve overall yield.

Strong Flexibility for Multiple Specifications

Capable of producing round, square, and rectangular pipes, meeting diverse production requirements across industries.

Optional International Brand Electrical Systems

Optional integration with Siemens, Yaskawa, and Allen-Bradley systems ensures stable operation and high reliability.

ERW325 Tube Mill Technical Parameter

Customized as per customer requirements

Finished product	Round Pipe	Φ114mm-φ325mm
		Thickness: 3.0mm-14.0mm
		Thickness: 3.0mm-12.7mm(material: X70, N80)
	Square & rectangle tube	140mm×140mm-255mm×255mm
	Square & rectangle tube	Thickness:3.0mm-12.0mm
	Length	5m-12m
	Length Tolerance	±3.0mm
	Production Speed	10-40m/min
Raw Material	Coil material	● HR/CR carbon steel
		● High-Strength Low -Alloy- Steel(HSLA)
		● Advanced High-Strength Steels (AHSS)
	Width	360mm-1020mm
	Width	Thickness: 3.0mm-14.0mm
	Coil ID	Φ580-φ630mm
	Coil OD	Φ900～φ2000mm
	Coil Weight	15.0Tons

Tube Mill Video Showcase

These video cases highlight actual installation and commissioning processes, demonstrating Aogang’s proven expertise, attentive service, and the dependable performance of our equipment. Each production line can be tailored to customer specifications, delivering comprehensive one-stop solutions.

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