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Help CenterSteel Channel/U Channel/Galvanized Channel Steel，Q235B, Q355B, S235JR, S355JR, A36, SS400, SM490A
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1. Product Name
Channel Steel, U Channel, Hot Rolled Channel Steel, Cold Formed Channel Steel, Galvanized Channel Steel, Black Channel Steel, Structural Channel Steel, Carbon Steel Channel
2. Application Standards
GB/T 706, GB/T 11263, ASTM A36, ASTM A572, JIS G3192, EN 10025, BS EN and other international standards.
3. Material Grades
Q235B, Q355B, S235JR, S355JR, A36, SS400, SM490A, low alloy high strength steel, etc.
4. Specifications
- Type: U-channel, C-channel
- Size: Model 5# to 40#
- Web height: 50mm – 400mm
- Flange width: 37mm – 104mm
- Thickness: 4.5mm – 14.5mm
- Length: 6m, 9m, 12m, or custom length as required
5. Surface Treatment
6. Hot-dip Galvanized: Uniform and dense zinc coating with strong adhesion, excellent corrosion resistance, suitable for outdoor and long-term structural use.
7. Electro-galvanized: Smooth and bright surface, good rust resistance, cost-effective for indoor applications.
8. Black Channel (Uncoated): Original hot-rolled surface, ideal for welding, drilling and painting, with competitive cost.
9. Anti-rust Oil / Varnish Coating: Temporary anti-rust treatment for transportation and storage.
10. Manufacturing Process
- Hot Rolled Channel Steel: Formed by high-temperature rolling, stable internal structure, high mechanical strength.
- Cold Formed Channel Steel: Produced by cold bending, high dimensional accuracy, uniform shape, suitable for precision parts.
- Straightening, cutting, deburring and surface treatment to ensure stable appearance and performance.
7. Product Performance
- High bending resistance, compression resistance and good structural stability.
- Good weldability, machinability and easy for installation.
- Stable mechanical properties, not easy to deform under load.
- High dimensional accuracy, smooth surface and uniform section.
8. Application Areas
- Building steel structures, workshops, warehouses and industrial plants.
- Steel frames, columns, beams, supports and brackets.
- Bridges, highway guardrails, stadiums and public facilities.
- Machinery manufacturing, vehicle frames, equipment bases and supports.
- Scaffolding, formwork supports, solar mounting structures.
- Warehouse shelves, logistics equipment, curtain wall keels.
9. Packing & Delivery
- Standard Packing: Bundled with steel strips, firmly packed to avoid sliding.
- Export Packing: Moisture-proof paper, woven bag wrapping, pallet available upon request.
- Clear marking: Specification, material, quantity, batch number and shipping marks.
- Suitable for sea transportation, land transportation and container shipment.
10. Product Advantages
- Complete specifications, large stock and fast delivery.
- Customizable length, size and surface treatment.
- Strict quality control with MTC, test reports and third-party inspection available.
- High strength, durable and cost-effective for engineering projects and wholesale.
- Widely used in construction, machinery, steel structures and international trade.
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