Box Section Steel Member is a closed hollow structural steel component used in steel structures for columns, beams, and load-bearing frames, commonly applied in industrial buildings, high-rise structures, bridges, and large-span projects.

Key Features
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High Load Bearing Capacity
Closed rectangular hollow section made from Q235B / Q355B steel provides strong resistance to compression and bending loads.
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High Torsional Resistance
Closed-section design improves resistance to twisting, making it suitable for structures with multi-directional forces.
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Reliable Connection Performance
Compatible with welding and bolted end plates for secure integration into steel frame systems.
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Strong Corrosion Protection
Hot-dip galvanizing or coating protects internal and external surfaces from rust in exposed environments.
Technical & Compliance
Material
Structural steel (Q235B / Q355B)
Section Type
Square / rectangular hollow section (SHS / RHS)
Wall Thickness
Customizable based on structural design
Surface Treatment
Hot-dip galvanized / painted / coated
Standards
ISO / EN / ASTM available
Customization Options
Section Size
Width, height, and wall thickness customized according to load requirements.
Length Customization
Cut-to-length based on project drawings.
End Processing
Welded ends, drilled holes, or base plate connection available.
Surface Treatment Options
Different coating systems based on environment.
Why Choose Us
- In-House R&D & Production
Own design and manufacturing shorten development cycles and ensure consistent quality for bulk orders.
- Reliable Global Supply
Products are supplied to real construction projects in Southeast Asia, the Middle East, Africa, Europe, and North America.
- Export Execution Capability
Reinforced packing, optimized container loading and complete export documents reduce shipping and clearance risks.
- Trust of State-Owned Enterprises
Supplied materials for contractors such as China Railway and China State Construction Engineering Corporation, where steel structure buildings with strict project requirements.
FAQs
Q1: What information is required for quotation?
We need section size, wall thickness, length, steel grade, and surface treatment requirements.
Q2: Can you produce according to drawings?
Yes, production can be fully customized based on structural design drawings.
Q3: What is the standard production tolerance?
Dimensions and straightness are controlled according to industry standards and project requirements.
Q4: How is the product packaged for export?
Products are bundled or steel-frame packed depending on size to ensure transport safety.
Q5: Can mixed specifications be supplied in one order?
Yes, multiple sizes and thicknesses can be combined in a single shipment.
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