3inch 76mm HF Welding Tube Mill

Der 3 Inch (76mm) HF Welding Tube Mill is a high-frequency ERW pipe production line designed for producing round, square, and rectangular steel pipes. It supports pipe diameters up to 76mm with wall thickness from 1.0–4.0mm and speeds up to 90m/min. With precise forming, smooth weld seams, and energy-efficient performance, this tube mill is ideal for construction, furniture, automotive, and engineering applications.







Produktdetails

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Produktdetails

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Produktbeschreibung
 

1. Equipment Composition

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    • Sr. Ausrüstung Function
      1 Double Head Uncoiler Continuous coil feeding, quick change.
      2 Hydraulic Shear & Manual Welder Cut and weld coil ends for smooth feeding.
      3 Cage Loop Buffer storage, ensures steady strip flow.
      4 Forming & Sizing Section Shapes strip into round/square/rectangular tubes.
      5 300KW Solid State H.F. Welder Strong, clean welds with high-frequency induction.
      6 Friction Saw High-speed, precise pipe cutting.
      7 Conveyor & Roll-out Table Transfers and stacks finished pipes.
      8 Packing & Strapping Machine Bundles and secures pipes for transport.

2. Technische Parameter

 

Rohstoffspezifikation

project Spezifikation
Raw Material Feeding Hot rolled steel, Cold rolled steel, Galvanized steel after slitting
Zugfestigkeit des Materials Max 500 MPa
Streckgrenze des Materials Max 235 MPa
Spulenaußendurchmesser 1000mm – 1800mm
Spulen-ID 508mm (custom order)
Spulengewicht Max 3T
Streifenbreite Min 80mm, Max 240mm
Streifendicke Min 1.0mm, Max 4.0mm

Produktionsspektrum

Type of Production Spezifikation
Round Tubes Ø21.3mm – Ø76mm
Wandstärke von Rundrohren Min 1.0mm – Max 4.0mm
Quadratisches Hohlprofil Min 20×20mm – Max 60×60mm
Rechteckiges Hohlprofil Min 15×25mm – Max 40×80mm
Square & Rectangular Tube Thickness Min 1.0mm – Max 3.5mm
Rohrschnittlänge Min 6m – Max 9m

3.Advantages of 76mm HF Welding Tube Mill

    • High Productivity – Continuous production with stable speed.

    • Energieeffizient – HF welding reduces power consumption.

    • Flexible Production – Capable of producing different pipe shapes with quick roller change.

    • Geringer Wartungsaufwand – Durable design with easy-to-replace parts.

    • Superior Weld Quality – Strong, smooth, and burr-free weld seam.

  • 76mm Tube Mill
  • 3” ERW Tube Mill – Precision High-Frequency Welding Machine


4.Typical Anwendungen

  • • Construction Industry – Scaffolding tubes, structural pipes.

  • • Furniture Production – Steel frames, chairs, and tables.

  • • Automotive Industry – Exhaust pipes, chassis components.

  • • General Engineering – Mechanical tubing, conduits, and piping systems.

    • round pipe
    • square pipe

5.FAQ – 3 Inch (76mm) HF Welding Tube Mill

Q1: What type of pipes can this tube mill produce?
A1: It can produce round tubes (Ø21.3mm–Ø76mm), as well as square (20×20mm–60×60mm) Und rectangular hollow sections (15×25mm–40×80mm).

Q2: What is the wall thickness range of the tubes?
A2: The tube mill supports 1.0mm to 4.0mm for round pipes, and up to 3.5mm for square and rectangular pipes.

Q3: What is the production speed?
A3: The line speed can reach up to 90m/min, depending on pipe size and material.

Q4: What raw materials are suitable for this machine?
A4: It is designed for hot rolled steel, cold rolled steel, and galvanized steel after slitting.

Q5: Does the machine come with a packing system?
A5: Yes, the line includes a conveyor, roll-out table, and automatic packing & strapping machine for efficient bundle preparation.

Q6: Can the tube mill be customized?
A6: Absolutely. We provide custom coil width, thickness, and automation solutions to match your production requirements.


6.The Technical Flow of the Production line

{Steel Tape}→→ Double-head Uncoiler→→Strip-head Cutter and welder→→Cage Loop→→Forming section(Flattening unit +Main driving unit +Forming unit +Guide unit +High frequency induction welding unit +squeeze roller)+ De-burr frame →→Cooling unit →→ Sizing unit and straightener →→Friction saw →→ Run-out table

  • Shear and Manual Welder
  • Cage Loop
  • Pipe Forming Equipment
  •  

Tube Application Scope:

  • Möbel- und Dekorationsindustrie

  • Gewächshausstrukturen

  • Mechanische Rahmen

  • Flüssigkeits- und Gasleitungen

  • Automobilkomponenten

 

Production Notes:

    • Behalten Sie die Ausrichtung während des Formens bei, um Schweißfehler zu vermeiden.

    • Sorgen Sie für saubere, trockene Stahlbänder für gleichmäßiges Schweißen.

    • Passen Sie die Leistung des HF-Schweißgeräts an die Wandstärke an.

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  •  

Packaging and Transportation:

  • Maschinenmodule sind folienverpackt und in Stahlrahmen befestigt.

  • Elektrische und hydraulische Teile sind in feuchtigkeitsbeständigen Holzkisten verpackt.

  • Jeder Lieferung liegen ein Benutzerhandbuch, ein Schaltplan und eine Ersatzteilliste bei.

  • Exportstandard gemäß CE-, ISO- und Zollbestimmungen des Kunden.

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Häufig gestellte Fragen zum 3-Zoll-76,2-Rohrwalzwerk

What is the wall thickness range of the tubes?

The tube mill supports 1.0mm to 4.0mm for round pipes, and up to 3.5mm for square and rectangular pipes.

What is the production speed?

The line speed can reach up to 90m/min, depending on pipe size and material.

What raw materials are suitable for this machine?

It is designed for hot rolled steel, cold rolled steel, and galvanized steel after slitting.

Does the machine come with a packing system?

Yes, the line includes a conveyor, roll-out table, and automatic packing & strapping machine for efficient bundle preparation.

Can the tube mill be customized?

Absolutely. We provide custom coil width, thickness, and automation solutions to match your production requirements.

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