High Performance 355mm ERW Tube Mill Factory Leading China Pipe Mill Suppliers

Looking for reliable China suppliers? Our factory provides the 355mm ERW Tube Mill featuring FFX forming technology and quick roll-change systems. High-efficiency production for API-grade, structural, and pressure pipes with precision cold roll forming and HF induction welding.

Product Details

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Product Details

The 14-inch 355mm ERW Tube Mill is a high-performance industrial solution engineered for the precision manufacturing of large-diameter electric resistance welded pipes. Designed to meet rigorous global standards such as API 5L and 5CT, this production line specializes in processing high-strength materials including Q195, Q235, Q345, X42, and X52, making it an ideal choice for critical infrastructure and energy sectors.

Featuring the cutting-edge FFX (Flexible Forming Express) technology, this system maximizes operational efficiency by allowing rapid roll changes and exceptional dimensional accuracy. From automated coil loading to hydrostatic testing and bundling, the entire line is integrated via a centralized PLC and HMI control system, ensuring seamless production of high-quality pipes for oil and gas pipelines, municipal drainage, and heavy-duty structural tubing.

Detailed Parameters

Pipe DiameterΦ114mm – Φ325mm Wall Thickness3.0mm – 12.0mm
Strip MaterialQ195, Q235, Q345, X42, X52, etc. Strip Width350mm – 1000mm
Forming Speed5 – 20 m/min HF Welding Power400 – 1000 kW
Main Drive Power90 – 160 kW Cutting Tolerance±2mm
Installed Power800 – 1200 kW Control SystemPLC + HMI Touch Screen

Key Advantages

High Welding Stability

Equipped with high-power HF induction welding machines, ensuring stable and deep penetration for thick-wall materials.

Rapid Roll Changeover

Quick Roll Change units enable full mold replacement in under 20 minutes, drastically reducing production downtime.

FFX Forming Tech

Advanced flexible forming allows 80%+ roll sets to be reused across various sizes, significantly cutting tooling costs.

Automated Precision

Centralized PLC control with HMI allows for easy operation, real-time monitoring, and precise parameter memory.

Rigorous Quality Control

Integrated hydrostatic and Eddy Current testing ensure every pipe meets API strength and sealing standards.

Modular Architecture

The modular design simplifies installation, maintenance, and future upgrades with support for remote service.

Product Gallery

Management Platforms

Coil Handling

Hydraulic coil car and uncoiler with auto-tensioning for heavy-duty steel coils.

Seamless Joining

Shear and Butt Welder allows continuous production by connecting coils end-to-end.

Flow Stabilization

High-capacity accumulator maintains steady strip supply during coil changeovers.

Precision Finishing

FFX Sizing and Shaping units ensure perfect outer diameter and geometric accuracy.

High-Speed Cutting

Synchronized flying saw system with multiple cutting options (hot, cold, or milling).

Digital Oversight

Full PLC integration managing alarms, data logging, and remote technical support.

Investment Return Comparison

Performance MetricTraditional Tube MillOur FFX Tube Mill
Mold Change Time4-8 HoursUnder 20 Minutes
Tooling Cost100% New Sets Required80% Tooling Reusable
Dimensional AccuracyStandard ToleranceHigh Precision / API Standard
Production DowntimeHigh (Manual Setup)Low (Quick-Change System)
Operational LaborHigh Manual InputLow (PLC Fully Automated)

Frequently Asked Questions

Q: What materials can the 355mm ERW Tube Mill process?

The machine is designed to handle a wide range of carbon steels and alloy steels, including Q195, Q235, Q345, X42, and X52, suitable for high-pressure industrial applications.

Q: How does FFX technology reduce operational costs?

FFX (Flexible Forming Express) uses universal rolls that are reusable across different pipe sizes, reducing the need to purchase expensive new roll sets by over 80%.

Q: Does this line comply with API international standards?

Yes, the inclusion of hydrostatic testing and precise sizing units ensures the finished pipes meet API 5L and 5CT standards for oil and gas transmission.

Q: What is the maximum wall thickness this machine can handle?

The equipment is capable of producing pipes with a wall thickness ranging from 3.0mm up to 12.0mm, depending on the HF welding power configuration.

Q: How is the cutting process synchronized with the production speed?

We use a high-speed Flying Saw Cutting system that synchronizes perfectly with the line speed to ensure a clean cut without stopping the production flow.

Q: Can the machine be customized for specific pipe shapes?

Yes, the FFX sizing and shaping unit allows for the production of round, square, and rectangular tubes with high dimensional accuracy.

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