DFT1200(300x300mm) Direct Square to Square Forming Pipe Mill

  • • Directly Square Forming Tech.
  • • Using same set of toolings, saves tooling costs.
  • • Press a button to automatically adjust the toolings.
  • • Pipe diameter range 150x150mm to 300x300mm

Product Details

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Product Details

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Product Description
 

The processing of small diameter square tubes is generally to forming from round to square, that is, before the strip is welded, it is a round tube, and it is rolled into a square tube at the sizing part.

This equipment adopts the advanced direct square technology, which starts rolling into a square shape when the steel strip begins to forming. This advanced technology can help customers save at least 5% of the strip cost.

Direct square roll forming equipment does not need to change the tooling molds when producing square tubes and rectangular tubes of different sizes. The production of steel tubes of different sizes uses a set of molds. This item alone can help customers save at least 50% of the mold cost.

In addition, this technology can not only help customers save mold costs, but also can automatically adjust the mold by pressing a button when producing tubes of different sizes, saving customers at least 3 labor costs.

Direct square can produce square tubes with different diameters. The diameter range of the tube produced by this equipment is 100x100mm to 300x300mm.

 

List of Equipment and Scope of Supply
 
 

Equipment

Quantity

Note 

Entry Section 

▪Coil skid

▪Coil car  

▪Uncoiler, Coil opener with hold down roll

▪Pinch roll with centering device (Seven roll Flattener)

▪ Automatic Shear & welder 

▪Horizontal strip accumulator  

 

2No.

1No.

1No.

1No.

1No.

1No.

Supplier

Mill section 

▪Forming mill

 

1set

Supplier

Welding section 

▪Seam guide roll stand, squeeze roll stand

▪Solid state H.F. induction welder GGp800KW  

▪Outside bead scraping device  

▪Water Cooling trough  

 

1No.

1No.

1No.

1No.

Supplier

Sizing section

▪Sizing roll stand

▪Turk’s head stand

 

1Set.

1Set

Supplier

Exit section

▪Milling saw

▪Driven roller run out table ,Inspection table & Collectors 

 

1Set.

1No.

Supplier

Finishing section

▪Straigtener machine

▪One head Chamfer machine

▪One head Hydro tester machine

▪Automatic package machine

 

1Set.

1Set

1Set

1Set

online

Spare

▪offline shaft system for round to round roller change

▪offline stands several for square to round roller change

▪additional rollers to produce 80X80 direct square

 

1Set

1Set

1Set

 

 

Basic Desgin Data
 
 

Design of the proposed line is based on following specification:

Raw Material Specification

Material to be processed

Low Carbon steel & Galvanized steel, Q195-Q355

Material

δb≤500Mpa, δs≤345Mpa

Coil OD

Max 2200mm

Coil ID

610mm(depend on customer order)

Coil Weight

Max 30,000 kg

Strip Width

Min 400mm,  Max 1200mm

Strip Thickness

Min 3.0    Max 12.0 mm

Production Range

Type of production

▪Square and Rectangular Hollow Sections

Square Hollow Section

Min 100x100mm, Max 300x300mm

Rectangular Hollow Section

Min 80x120mm, Max 400x200mm

Square Tube Thickness

Min 3.0mm, Max 12mm

Tube Cut Length

Min 6 meter, Max 12meter

Tube Standard

Dimensionally as per any relevant international standard

 

The Technical Flow of the Production Line
 

{Steel Tape}→→ Double-head un-coiler →→Strip-head Cutter and welder→→Spiral accumulator→→Forming section(Flattening unit +Main driving unit +Forming unit +Guide unit +squeeze roller)+ De-burr frame →→Cooling unit →→ Sizing unit and straightener →→Milling saw →→ Run-out table →→Straingtener machine →→Chamfer machine →→Hydro tester machine →→automatic package machine

 
  • direct square forming machine
  • DFT big square pipe machine
  • square to square tube mill
  • big size tube making machine

Read More About china roll forming machine

Certificate
 

Read More About erw tube mill china

OUR SERVICE

Why Choose Us?

Leading Technology, Reliable Quality, Excellent Service!

Optimized Design, High quality material select!

Heat treatment process guarantee!

Spiral bevel gear, drum gear coupling and carburization.

Gear teeth quenching.

Driven system stable, efficient and wearable with lower noise.

High precision wear resisting and Long life of rollers.

All the machine Lathes, Key Grooves are positioned and Milled by CNC.

 

Our Service

Pre-sale service

1.  We can provide machine running videos for reference

2.  We will recommend the most suitable equipment according to the needs of customers

3.  We can provide the layout of the factory

4.  We welcome customers to visit our factor

 

After-sales service

1.We will delivery the machine and provide the documents on time to make sure you can get the machine quickly

2.When you finish the Preparation conditions, Our fast and professional aftersales service engineer team will go to your factory to install the machine, give you the operating manual, And train your employee until they can operate the machine well.

3.We provide one year warranty and life-long technical support.

4.Well-trained & experienced staff are to answer all your inquiries in English and Chinese

5 .24 hours for engineer response.

6.Your business relationship with us will be confidential to any third party.

 

Quality Control

We have the single quality department, that make sure the material of the raw materials is good, and ensure the machine running smoothly.

 

Get in Touch

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Direct Square Pipe Mill FAQs

What does the DFT1200 Direct Square to Square Forming Pipe Mill produce?

It forms square pipes directly from round tubes, making it ideal for specific structural applications.

What is the maximum pipe size the mill can produce?

The mill can produce pipes up to 300x300mm in size, depending on the specifications.

How does the square-to-square forming process work?

The tube is fed into the mill, where it undergoes a series of rollers and dies to form the square shape.

Can the mill form different pipe thicknesses?

Yes, the mill can accommodate various material thicknesses depending on the requirements.

What is the speed of the forming process?

The forming process speed can vary, but it typically operates at high speeds to meet production demands.

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