
Rectangular Billet 200x240mm S355JR
Our 200mm x 240mm Rectangular Billet is manufactured from S355JR structural steel
This table outlines the core specifications of Q235B Channel Steel 100x50mm, a cost-effective carbon steel profile valued for its reliable performance in general structural and fabrication applications.


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Product details
| Parameter | Value/Description | Unit | Remarks |
|---|---|---|---|
| Material | Q235B (Carbon Structural Steel) | — | Chemical Composition: C ≤0.20%, Si ≤0.35%, Mn ≤1.40%, P ≤0.045%, S ≤0.045% |
| Section Size | 100×50 | mm | Channel section with web height 100mm and flange width 50mm |
| Thickness Options | 3/4/5/6 | mm | Standard available thicknesses for the web and flange |
| Weight per Meter | 4.81 (3mm) / 6.36 (4mm) / 7.90 (5mm) / 9.43 (6mm) | kg/m | Corresponding to respective thicknesses |
| Length Range | 6000–12000 (Customizable) | mm | Standard lengths; cut-to-order available for specific project needs |
| Cross-Sectional Area | 6.13 (3mm) / 8.10 (4mm) / 10.07 (5mm) / 12.04 (6mm) | cm² | Varies with thickness |
| Yield Strength (Minimum) | ≥235 | MPa | At room temperature |
| Tensile Strength | 375–500 | MPa | Typical range at room temperature |
| Elongation (δ5, Minimum) | ≥26 | % | At room temperature |
| Impact Toughness | ≥27 | J | Longitudinal specimens, tested at 20°C |
| Manufacturing Standard | GB/T 700-2006 | — | Compliant with Chinese national standard for carbon structural steels |
| Surface Treatment | Mill finish (black) / Hot-dip galvanized / Epoxy painted | — | Galvanized option enhances corrosion resistance for outdoor use |
| Typical Applications | Light to medium structural frameworks, building supports, machinery bases, shelving systems, and industrial brackets | — | Ideal for load-bearing roles requiring balanced strength and workability |
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Our 200mm x 240mm Rectangular Billet is manufactured from S355JR structural steel

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