Expand Your Business with Yuantaiderun's OEM Square Steel Tubes
Expand Your Business with Yuantaiderun's OEM Square Steel Tubes
Expand Your Business with Yuantaiderun's OEM Square Steel Tubes
Expand Your Business with Yuantaiderun's OEM Square Steel Tubes
Expand Your Business with Yuantaiderun's OEM Square Steel Tubes
Expand Your Business with Yuantaiderun's OEM Square Steel Tubes

Item specifics

0.5- 60 mm
OD(Outer diameter)
10*10-1200*1200mm 10*15-800*1100mm
CE,LEED,BV,PHD&EPD,BC1,EN 10210,EN10219,ISO9000
Surface Treatment
Black painted or REQUEST
as required
0.5-24M according to client requirement
Hollow section: ASTM A500/A501,EN10219,EN10210
Gr.A, Gr.B, Gr.C, S235, S275, S355,S420,S460, A36,
Delivery Time
7-30 Days



Expand Your Business with Yuantaiderun's OEM Square Steel Tubes
black square hollow section
What's black square hollow section?
Square steel tube, also known as square tube, is a term for square tube, which refers to steel tubes with equal sides. It is made of rolled steel strip after process treatment.
Due to the four faces of rectangular tubes, they have unique advantages in welding treatment and structural support.
Steel tubes are essential components in various industries, bringing strength, durability, and versatility to a wide range of applications. In this article, we will take a closer look at black square hollow sections and their advantages, explore the properties of 6 square tube steel, refer to a square tube size chart PDF for convenience, examine square steel tube dimensions, and highlight where to find square steel tubes for sale.
Understanding Black Square Hollow Sections
Black square hollow sections, also known as SHS (Square Hollow Sections), are formed by drilling or cutting a piece of steel into a square shape. These sections are hollow from the inside and typically have a black coating, which provides both structural support and a visually appealing finish. Black square hollow sections are widely used in construction, architecture, and fabrications.
Overview of Yuantai Derun steel pipe group
Yuantai Derun Steel Pipe Group
Largest square steel tube manufacturer in China

12 factories, 103 production lines, 80 patented technologies, China's top 500 private enterprises and China's top 500 manufacturing enterprises, with an annual output of 10 million tons and a perennial spot supply of 200000 tons. China's largest square steel tubes manufacturer.

Yuantai Derun's main products include square steel tubes, rectangular steel tubes, hot-dip galvanized square steel tube, ERW steel tube, large-diameter thick wall square rectangular tube, LSAW steel tube, spiral steel tube, seamless steel tube, stainless steel tube, galvanized coil, ppgi coil and stainless steel coil,ZMA steel coil,C channel,U Channel,H beam etc.

Square steel tubes specification table
When working with square steel tubes, having easy access to accurate measurements is crucial. A square tube size chart PDF serves as a handy reference, providing comprehensive dimensions for different tube sizes. This allows professionals and DIY enthusiasts to quickly identify the right square tube size for their projects, saving time and minimizing errors.
Square Tube Size Chart PDF: A Handy Reference
The Advantages of black square steel tubes
Black square steel tubes offer several advantages that make them a desirable choice in many industries. Firstly, their black coating provides corrosion resistance, protecting the tubes from the elements and extending their lifespan. Additionally, the square shape provides enhanced structural integrity, allowing for effective load-bearing capabilities. Black square steel tubes are also lightweight and easy to handle, making installation and transportation more manageable.
black Square Steel Tubes

Pipe orifice leveling

black Square Steel Pipes

The weld seam is sturdy and tight

black Square Steel Tube

Uniform thickness

black Square Steel tubing

High yield

black Square Steel Hollow Section

The inner wall of the pipe shall be flat and smooth without burrs

black Square Steel Tubes delivery

Safe transportation in its own fleet

6 Square Tube Steel: A Versatile Option
6 square tube steel is a popular choice due to its versatility. It can be easily processed and welded, making it suitable for various applications. The square shape offers increased stability and strength compared to other shapes. 6 square tube steel is commonly used for structural purposes, including support columns, frames, and furniture.
Exploring Square Steel Tube Dimensions
Square steel tube dimensions vary based on the specific requirements of each application. The dimensions typically consider the outer diameter, wall thickness, and length of the tube. Square steel tubes come in various sizes, ranging from small dimensions suitable for intricate projects to larger sizes for structural applications.
Square hollow section samples video show
Application OF Square Steel Tubes
Square steel tubes find applications in a wide range of industries. They are commonly used in construction and infrastructure projects, such as building framework, support columns, and bridges. Square steel tubes are also utilized in the manufacturing sector for various fabrications, including machinery components, automotive parts, and furniture frames. Their versatility and durability make them ideal for both structural and decorative purposes.
Beijing Daxing International Airport
Black high-frequency welded pipes are indispensable in airport venue buildings,Black high-frequency welded pipes are indispensable in the airport venue buildings. This is our cooperation project Beijing Daxing International Airport
Dubai World Expo
2020 Dubai World Expo venue,The 2020 Dubai World Expo venue is one of the projects we participate in
Hong Kong-Zhuhai-Macao Bridge
Hong Kong-Zhuhai-Macao Bridge,Our products are involved in the construction of bridges. It is a bridge and tunnel project connecting Hong Kong, Zhuhai, Guangdong and Macao in China. 
SINGAPORE GOOGLE BUILDING,From 2018 to 2019, we provided steel pipes with hollow section profiles for the construction of Google building in Singapore
 million feidan land improvement project in Egypt
From 2017 to 2018, we provided 75000 tons of steel pipe products for the green house of the million feidan land improvement project in Egypt.
CBD business district buildings in Cairo, Egypt
CBD business district building
From 2019 to 2020, we provided our steel pipe products for the building development of CBD business district buildings in Cairo, Egypt
National Grand Theatre
Located in the west of Tiananmen Square in central Beijing, the National Grand Theatre is the largest theater complex in Asia.
 Dubai Hill high-end villa
High grade villa building
In 2018, we provided steel pipe products for Dubai Hill high-end villa construction project
Factors to Consider When Buying Square Steel Tubes
When purchasing square steel tubes, several factors should be taken into account. These include the required dimensions, wall thickness, material grade, and surface finish. Consider the intended application, load-bearing requirements, and environmental conditions to ensure the chosen square steel tubes are suitable for the specific project. It is also essential to source from reputable suppliers who offer quality products and adhere to industry standards.
Where to Find Square Steel Tubes for Sale
Square steel tubes can be sourced from various suppliers and distributors. Local hardware stores, construction suppliers, and steel fabricators often carry square steel tubes in a range of sizes. Online marketplaces and industrial suppliers also provide a convenient option for purchasing square steel tubes. When researching suppliers, consider factors such as reputation, product quality, availability, and customer reviews to make an informed decision.
Comparison of Square Steel Tubes with Other Shapes
While square steel tubes offer unique advantages, it is essential to compare them with other shapes to determine the most suitable option for specific requirements. Rectangular steel tubes, for example, offer similar load-bearing capabilities but differ in shape. Circular tubes, on the other hand, provide increased flexibility but may require additional support in certain applications. Understanding the differences allows for informed decision-making and ensures the optimal choice for each project.
Installing and Maintaining Square Steel Tubes
When installing square steel tubes, it is crucial to follow proper procedures to ensure structural integrity and safety. Proper alignment, accurate measurements, and secure fastening are vital during installation. Regular maintenance, including inspection for any signs of damage or corrosion, will help prolong the lifespan of square steel tubes. Cleaning and applying protective coatings can further protect the tubes and maintain their appearance over time.
Common FAQs about Square Steel Tubes
1. Are square steel tubes suitable for outdoor applications?
Yes, square steel tubes with appropriate coatings or finishes are suitable for outdoor use and offer excellent resistance to corrosion.
2. Can square steel tubes be customized for specific dimensions?
Yes, square steel tubes can be customized to meet specific dimensions based on the requirements of the project.
3. Are square steel tubes cost-effective?
Square steel tubes are generally cost-effective due to their availability, durability, and versatility, providing long-term value for money.
4. Can square steel tubes be used for structural purposes?
Yes, square steel tubes are commonly used for structural applications, offering stability and load-bearing capabilities.
5. How do square steel tubes compare to other materials like aluminum or PVC?
Square steel tubes offer superior strength and durability compared to alternative materials like aluminum or PVC, making them suitable for heavy-duty applications.