High Precision 5 inch 127mm ERW Tube Mill Factory Suppliers in China

Leading China factory and suppliers of high-precision ERW Tube Mills for carbon and galvanized steel pipes (38mm-127mm). Our production line features advanced HF welding and Siemens PLC control for structural tubing and fluid transportation, ensuring high-speed and stable operation for modern manufacturers.

Product Details

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Product Details

The 5-inch (127mm) ERW Tube Mill is a high-precision industrial engineering solution designed for the seamless production of high-quality carbon and galvanized steel pipes. Integrating advanced solid-state high-frequency welding technology with a robust forming system, this machine delivers exceptional structural integrity and dimensional accuracy, making it an indispensable asset for large-scale metal tool and tube manufacturing.

Engineered for versatility and high-volume output, the production line streamlines the entire process from uncoiling and welding to precision cutting and delivery. By utilizing a Siemens PLC control system and a sophisticated sizing section, it ensures that every tube meets stringent international standards, providing a competitive edge in the production of oil, gas, and structural engineering conduits.

Detailed Parameters

Material CompatibilityCarbon Steel, Galvanized SteelPipe Diameter RangeΦ38mm – Φ127mm
Strip Width Range120mm – 410mmWall Thickness1.5mm – 5.0mm
Max Production SpeedUp to 80m/minWelding TechnologyHF Induction (200–450kHz)
Control SystemSiemens PLC + HMI TouchscreenLength Tolerance±1.0mm
Cutting MethodCold saw / Hot saw / Milling cutterForming TypeConventional / FFX Forming

Key Advantages

Stable Forming

Precision roll design with an optional quick-change system ensures consistent tube geometry and minimal material waste.

High-Efficiency Welding

Solid-state HF welding guarantees strong, smooth seams with optimized energy consumption and reduced downtime.

Accurate Cutting

The servo-driven flying saw provides clean, perpendicular cuts with millimetric precision for high-standard deliverables.

Smart Control

Centralized Siemens PLC panel with remote diagnostics allows for real-time monitoring and rapid adjustment.

Energy Efficient

Optimized power consumption and low-noise operation reduce overhead costs and improve workplace safety.

Versatile Application

Ideal for oil/gas pipelines, agricultural irrigation, and municipal low-pressure networks.

Product Gallery

Management Platforms

Coil Handling

Hydraulic Coil Car and Uncoiler ensure precise loading and automatic tensioning for a smooth start.

Weld Management

Shear & Butt Welder reduces downtime by efficiently joining coil ends for continuous production.

Buffer System

Accumulator/Looping system prevents line stops, maintaining a constant flow of material.

Surface Finishing

Inner and outer burr removers ensure a clean, professional finish on the weld seam.

Precision Sizing

The Sizing & Straightening section guarantees diameter control and perfect roundness.

Thermal Control

Integrated water cooling system stabilizes dimensions quickly after high-frequency welding.

Investment Return Comparison

Performance MetricStandard Tube MillAIS ERW Tube Mill
Production Speed40-60 m/minUp to 80 m/min
Weld QualityManual/Basic HFSolid-State High-Frequency
Length Accuracy±3.0mm±1.0mm
Energy CostHigh ConsumptionOptimized / Low Energy
Maintenance CycleFrequentExtended / Low Maintenance

Frequently Asked Questions

Q: What materials can the 5-inch ERW Tube Mill process?

This machine is specifically designed to handle carbon steel and galvanized steel strips within the width range of 120mm to 410mm.

Q: How does the solid-state HF welder improve pipe quality?

Solid-state HF welding provides a more stable and concentrated heat source, ensuring smoother seams, higher strength, and reduced weld defects compared to traditional systems.

Q: Can I adjust the pipe diameter on a single machine?

Yes, the mill supports a range from Φ38mm to Φ127mm. Depending on the configuration, this may involve roll changes or adjustments within the sizing section.

Q: What is the purpose of the Accumulator/Looping system?

The accumulator acts as a buffer storage, allowing the forming and welding process to continue even when the coil is being changed at the uncoiler, maximizing uptime.

Q: How is the machine transported to ensure safety?

Main equipment is packed in steel-frame wooden crates with anti-rust treatment and secured with brackets to prevent shifting during international shipping.

Q: What maintenance is required for the flying saw?

To maintain optimal performance and clean cuts, it is recommended to replace saw blades timely and ensure the servo system is calibrated regularly.

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