Square Tubes for Diverse Structural Uses | Reliable Supply

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Bao-Wu (Tianjin) Import & Export Co., Ltd. - Global Steel and Non-Ferrous Metals Supplier

Bao-Wu (Tianjin) Import & Export Co., Ltd. - Global Steel and Non-Ferrous Metals Supplier

We, Bao-Wu (Tianjin) Import & Export Co., Ltd., adhere to the development path of "innovation, coordination, green, open and sharing". With a global marketing and processing service network, we sell steel products from major steel mills, including steel sheets, pipes, profiles, stainless steel products, and non-ferrous metals like aluminum alloys and copper materials. Our steel products cover various types: steel sheets/coils (including PPGI, PPGL), pipes/tubes (galvanized pipes, stainless steel pipes, square tubes), and profiles (H beams, channel steel, U beams). Non-ferrous metals include aluminum alloys (pipes, coils) and copper materials (plates, tubes, rods). We focus on innovation, advanced manufacturing, and energy-saving technologies. Our vision is to be the global steel industry leader, building a high-quality steel ecosystem. We strive for high-quality development, green transformation, and intelligent upgrading, sharing development results with stakeholders.
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Why choose us?

Focus on High-Quality Development

Dedicated to high-quality development, we ensure that our products meet strict standards for performance and durability.

Intelligent Upgrading Initiatives

We actively promote intelligent upgrading to improve efficiency and precision in our operations and services.

Sharing Development Achievements with Stakeholders

We actively share the fruits of enterprise development with employees, users, investors, and the public.

Related products

Square steel tubing, a versatile product offered by Bao-Wu (Tianjin) Import & Export Co., Ltd., is characterized by its square cross-section, combining strength, stability, and adaptability for diverse applications. Manufactured from steel plates through welding or rolling processes, square steel tubing provides uniform load distribution and strong resistance to bending, making it a preferred choice in construction (structural frames, railings, scaffolding), machinery manufacturing (frames, supports), furniture (chairs, shelving), and automotive industries. Available in a range of sizes—from small dimensions for light-duty uses to large sizes for heavy structural needs—and wall thicknesses, square steel tubing can be tailored to specific project requirements. Options include galvanized variants for enhanced corrosion resistance, suitable for outdoor or high-humidity environments. For information on dimensions, material grades, finishes, and availability, please contact our team. We are dedicated to helping you select the right square steel tubing for your needs.

Frequently Asked Questions

What is a Steel Coil?

A semi-finished product rolled into a cylindrical shape after steel rolling, which is convenient for transportation and processing. It can be further processed into steel plates, steel strips, etc., and used in home appliances, steel structures and other industries.
PPGI stands for "Pre-Painted Galvanized Iron". The surface of galvanized steel sheet is coated with an organic coating, which has the characteristics of rust resistance, beauty and strong weather resistance. It is often used for factory roofs, walls and home appliance shells.
PPGL, short for "Pre-Painted Galvanized Aluminum Steel", uses galvanized aluminum steel sheet (with about 55% aluminum content) as the base material. It has better corrosion resistance than ordinary galvanized sheet and is suitable for buildings in high humidity or coastal areas.
It is a long steel product with a hollow section. It is divided into fluid conveying pipes (such as water, gas), structural pipes (such as building scaffolding), and mechanical processing pipes according to purposes.

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Customer Reviews

Elijah Wright

These square tubes are easy to process into mechanical frames. They can be cut, welded, and drilled easily, which simplifies our manufacturing process. The dimensional accuracy is high, ensuring the assembly of the mechanical parts.

Mia Adams

The square tubes used for outdoor railings have good corrosion resistance. They can withstand rain, snow, and sunlight without rusting. The appearance is beautiful, adding to the beauty of the outdoor environment.

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Square - section Square Tubes for Diverse Uses

Square - section Square Tubes for Diverse Uses

Square tubes are pipe materials with a square cross - section, formed by welding or rolling steel plates. They have good structural strength and stability, and are used in building structures and furniture, which can meet the needs of different structural designs.
Square Tubes for Diverse Structural Uses | Reliable Supply

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