Precision Welded Carbon Steel Square Tube Mill

Product Specifications

Attribute	Value
Machine Name	500x500mm Welded Steel Square Tube Mill By GI Steel Coil
Product	Square tube
Feature	Precision
Material	Carbon steel and galvanized steel
Max Size	500x500mm
Thickness	3mm
Length	6-12m
Rollers	Not included
Model	500x500

Product Description

The 500x500mm Welded Steel Square Tube Mill by GI Steel Coil is engineered to produce high-quality square pipes with dimensions up to 500x500mm and thickness ranging from 1-3mm. Utilizing advanced roll pass design, this production line ensures superior machining quality and high-precision assembly.

Design Features

Designed with operational efficiency and safety in mind, this square tube mill incorporates a double-radius hole style design to enhance performance while reducing roller costs. The system guarantees high production efficiency and consistent output quality.

Technical Specifications

Material Specifications:

• Standard: International standard tube mill machine
• Material: Galvanized steel
• Mechanical properties: σb≤520Mpa, σs≤365MPa
• Strip Width: 1000-2000mm
• Strip Thickness: 6-12mm
• Inner Diameter of Coils: Φ508mm
• Outer Diameter of Coils: Φ1300～φ2000mm
• Coil Weight: ≤25T

Pipe Specification:

• Pipe Diameter: Round pipe 300x300-500x500mm
• Length: 3-6m
• Pipe-cutting Precision: 0-6mm
• Forming Speed: Max 40m/min for 10mm thickness

Customer-Supplied Requirements

• Workshop: 100x12m, H＞5m (crane to ground)
• Power: Approx. 3500KW 380V/60Hz/3phases
• Circulation Cooling Water (whole system): Flow:30+30 CBM, Pool Volume:40m³
• Compressed Air (whole system): Flow:5m³/min, Pressure: 5-7kg/cm²
• Cable: All cable outside of machine to be purchased after machine installation

Tube Mill Machine Working Process

Strip steel to coil → uncoiler → end straightener → flattener → shear welder → storage material unit → formed, welding, cooling, accurate pipe diameter size → accurate pipe length size, cutting → inspection → package

Square Tube Mill Equipment

Our Manufacturing Facility

Our Office

Our Team

Past Projects

Certifications

1.) We will send the engineer for the installation and training your workers how to operate this machine in correct way.

2.) Warranty Team

One year quality guarantee, life guarantee repair. Within quality guarantee period, except for failures caused by human error, repair parts will be provided for free. After the quality guarantee period, only charge the cost of the spare parts.

3.) We supply the pre-sell and after-sell service.

pre-sell service: workshop design, and production output design

after-sell service: installation and training, and the skilled engineer for working.

4.) We can also sent the engineer working for you serval months or 1 year. The engineer will help you to improve the output, reduce the waste and decrease the cost.

5.) We supply the pre-sell service-Design for whole project for stainless steel pipe making/ carbon steel pipe making.

6.) We will be responsible for the loading and shipping

Q1: Are you manufacturer or trading company?
A1: we are manufactuer , more than 20 years experience.

Q2: What is the max size of pipe you have even produce?
A2: Max φ630mm

Q3:Can I visit your customer machine line?
A3: Yes, but I need to get agreement from my customer firslty.

Q4: what is your machine advantages?
A4:Contain Full automatic, Direct forming square, Share rollers. Fast change system

Q5:How I can get the quotation?
A5:Please send your requires of pipe size , thickness to us.