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MILL Finish Hollow Square Steel Tube In Steel 5-10DAYS Delivery Time

Place of Origin China
Brand Name Square tube
Model Number tongmao

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Product Details
DeliveryTime 5-10DAYS OuterDiameter 20*20-400*400
Shape Square Length 6-12M
Certificate ISO9001 Tolerance +/-0.1MM
Finish MILL Material Steel
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MILL Finish Hollow Square Steel Tube


ISO9001 Hollow Square Tube

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Product Description

Product Description:

Hollow Square Steel Tube is one kind of carbon steel tube which is made of high-quality carbon steel. It is widely used in many industries for its excellent performance. It has excellent tolerance up to +/- 0.1MM and various treatments such as hot and cold roll. The surface is hollow and the length is 6-12M. It is a hollow structural steel tube and a perfect choice for your application.

The Hollow Square Steel Tube is made with high-quality carbon steel, which makes it strong and durable. It is suitable for a wide range of applications and is easy to install. It is also lightweight, which makes it easy to transport. It has a smooth surface and high tolerance, which make it reliable and stable.

The Hollow Square Steel Tube is a perfect choice for those who need a high-quality, hollow structural steel tube. It is reliable, durable, and has excellent tolerance. It is easy to install and transport, and is suitable for a wide range of applications. It is a perfect choice for your application.



  • Product Name: Hollow Square Steel Tube
  • Certificate: ISO9001
  • Material: Carbon Steel Rectangular Tube
  • Finish: MILL
  • Tolerance: +/-0.1MM
  • Thickness: 0.5-30MM
  • Galvanized Square Tube

Technical Parameters:

Product Specification
Hollow Square Steel Tube Tolerance: +/-0.1MM, Shape: Square, Treatment: HOT AND COLD ROLL, Material: Steel, Thickness: 0.5-30MM, Outer Diameter: 20*20-400*400, Length: 6-12M, Delivery Time: 5-10DAYS, Finish: MILL, Surface: Hollow, Galvanised Steel Tube, Carbon Steel Tube


Square tube, with its Brand Name Square tube, Model Number tongmao, Place of Origin China, finish MILL, certificate ISO9001, length 6-12M, shape Square and treatment HOT AND COLD ROLL, is widely used in various applications, such as Corrugated Metal Tube, ERW Steel Tube and Carbon Steel Tube. It is made from high quality steel material, which provides better strength, durability and anti-corrosion features. It is a hollow square shaped steel tube that can be used in various industries, such as furniture, construction, automotive, and machinery. It is also used in home and office decoration, and in decoration of public places. It has a smooth surface and is also available in various finishes, such as matte, shiny, and polished. Its length can be customized according to the customer’s requirements, and it can also be cut into different sizes. Square tube is easy to install and requires minimal maintenance. It is an economical and environmentally friendly choice and is a great option for those who want to save energy and reduce their carbon footprint.



Customized Hollow Square Steel Tube

Brand Name: Square tube
Model Number: tongmao
Place of Origin: China
length: 6-12M
thickness: 0.5-30MM
surface: Hollow
shape: Square
material: Steel

Our Hollow Square Steel Tube are perfect for a wide variety of projects, both commercial and residential. With its hollow design, our Steel Tube is lightweight and easy to install. The square shape provides strength and durability, and the steel material ensures it is corrosion resistant. Suitable for furniture, handrails, and more, our Aluminium Square Tube is available in a range of lengths and thicknesses to suit your needs.


Support and Services:

Our technical support and service for Hollow Square Steel Tube are available to our customers 24/7. We provide technical advice and assistance on installation, usage, maintenance and repair of our products. We also offer free consultation and training services.

We have a dedicated team of highly experienced engineers to provide technical support and after sales service. We respond quickly to customer inquiries and provide timely solutions to customer problems. Our after-sales service includes troubleshooting, replacement of spare parts, and repair services. In addition, we provide warranty and insurance services to protect our customers from potential losses.

We also offer a wide range of services such as custom manufacturing, product testing, and product inspection. Our quality assurance team ensures that every product meets the highest standards of safety and performance. We are committed to providing our customers with the best service experience possible.


Packing and Shipping:

Packaging and Shipping

Hollow Square Steel Tube is typically shipped in bundles and wrapped with plastic, then placed in protective packaging such as cardboard cartons, wooden crates or pallets. Specialized packaging such as cartons with internal foam layers can also be used to ensure that the product arrives intact and undamaged.



Q1: What is Hollow Square Steel Tube?
A1: Hollow Square Steel Tube is a steel tubular product with a square cross section. It is manufactured by the process of electric resistance welding, and is used in a wide range of industries, such as construction, automotive, furniture, and medical.
Q2: What is the brand name of Hollow Square Steel Tube?
A2: The brand name of Hollow Square Steel Tube is Square Tube.
Q3: What is the model number of Hollow Square Steel Tube?
A3: The model number of Hollow Square Steel Tube is tongmao.
Q4: Where is Hollow Square Steel Tube manufactured?
A4: Hollow Square Steel Tube is manufactured in China.
Q5: What are the applications of Hollow Square Steel Tube?
A5: Hollow Square Steel Tube is widely used in construction, automotive, furniture, and medical industries.