Carbon Steel Channel Bar Product Introduction
Carbon Steel Channel Bar is an economical and practical structural steel, which is hot-rolled from high-quality Q235B or Q355B carbon steel. With its unique U-shaped cross-section design, Carbon Steel Channel Bar exhibits excellent load-bearing performance and installation convenience in building frames, machinery manufacturing and industrial equipment. Compared with ordinary steel, this channel steel has better bending stiffness and stability while maintaining a lower material cost, making it the first choice for basic structural parts of various engineering projects.
Specifications
|
Material |
Q235B/Q355B |
|
Height (mm) |
40~400 |
|
Leg Width (mm) |
20~100 |
|
Waist Thickness (mm) |
3.0~14.0 |
|
Length (m) |
6~12 (customizable) |
|
Implementation Standard |
GB/T 706-2016 |

Product Application
Carbon Steel Channel Bar is widely used in the following fields:
Building Structure
Factory Beams and Columns, Roof Trusses, Support Frames
Mechanical Equipment
Conveyor Brackets, Equipment Bases, Guardrails
Transportation
Truck Carriage Frames, Container Reinforcements
Power Engineering
Cable Trays, Transmission Tower Components
Product Performance
- High load-bearing capacity: Q355B has a yield strength of 355MPa and excellent bending resistance
- Easy to install: U-shaped design facilitates bolt connection and welding fixation
- Economical and durable: Long service life and low maintenance cost
- Flexible processing: Supports secondary processing such as cutting, drilling, and bending
- Strong adaptability: Suitable for working environments of -20℃~300℃
Our factory equipment
Our company has introduced exquisite aluminum profile production technology from Germany, and integrated the technical characteristics of Europe, America, North America and Japan. It has excellent domestic production lines and inspection and testing equipment. It has one 5000T, two 2200T, two 1450T, three 1000T, three 800T, three 600T extrusion production lines; one anodizing production line, two coloring production lines, one polymer electrophoresis production line; two spraying production lines, one wood grain transfer production line, and two thermal insulation bridge production lines. Each production line adopts fully automatic flow operation and computer automatic monitoring, with an annual output of more than 30,000 tons. 60 plastic steel profile production lines have an annual production capacity of 50,000 tons. It uses international green environmental protection rare earth stabilizers, American DuPont titanium dioxide and Swiss Ciba ultraviolet converters and other raw materials, and strictly implements the national standard GB/T8814-2004 for unplasticized polyvinyl chloride (PVC-U) profiles for doors and windows to ensure the stability of product quality. The products are sold well all over the country.


Product packaging
Adopt standardized packaging solutions:
- Bundling packaging (each bundle ≤ 3 tons, wire diameter ≥ 6mm)
- Anti-rust treatment on the ends (anti-rust oil + plastic sheath)
- Export packaging meets ISO standards (fumigation wooden boxes can be provided)
- Special requirements support separate packaging

Price description
Adopting floating pricing mode:
- Q235B conventional specifications: $542-642/ton
- Q355B high-strength version: $590-704/ton
- Cut-to-length service: +$28-70/ton
- Bulk orders (>50 tons) enjoy 3-5% discount
Carbon Steel Channel Steel has become an indispensable basic material in engineering construction with its reliable structural performance and excellent cost performance. We strictly implement the ISO9001 quality management system, implement full-process control from raw material procurement to finished product delivery, and ensure that the products meet international standards such as GB, ASTM, and JIS. If you need detailed technical parameters or samples, please contact our sales engineer team.
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