Custom SS400 Q235B S355JR Steel Angle 4-18mm Thickness with BV and ISO 9001 Certification for Construction
Zhengde Steel offers custom-made angle steel in various grades including SS400, Q235B, S235JR, Q345B, S355JR, A36, Q195, and Q335. Our products come with BV and ISO 9001 certifications, ensuring quality and reliability for industrial applications.
Angle steel is categorized into two main types:
- Equilateral angle steel - equal sides and thickness
- Unequal angle steel - available in both equal thickness and varying thickness options
These structural components are widely used in:
- Building frameworks and engineering structures
- Beams, bridges, and transmission towers
- Industrial machinery and shipbuilding
- Container racks and warehouse shelving systems
- Power piping and cable trench supports
Delivery Lengths: Available in standard sizes ranging from 3-9 meters, 4-12 meters, 4-19 meters, and 6-19 meters.
Unequal Angle Steel Dimensions: Section heights range from 25mm×16mm to 200mm×125mm with thickness options from 4-18mm.
| Size (mm) | CSA (cm²) | Theoretical Weight (kg/m) | Center y0 (cm) | Ix (cm⁴) | Wx (cm³) |
|---|---|---|---|---|---|
| 20×3 | 1.13 | 0.89 | 0.60 | 0.66 | |
| 20×4 | 1.46 | 1.15 | 0.64 | 0.78 | |
| 25×3 | 1.43 | 1.12 | 0.73 | 1.12 | |
| 25×4 | 1.86 | 1.46 | 0.76 | 1.34 | |
| 30×3 | 1.75 | 1.37 | 2.85 | 1.72 | |
| 30×4 | 2.28 | 1.79 | 0.89 | 2.08 |
Contact us for complete technical data and custom specifications.
Our angle steel undergoes rigorous quality control with:
- Strict adherence to production standards
- Pre-shipment inspections (SGS/BV available)
- Comprehensive surface quality checks
- Geometric tolerance verification
Shandong Zhengde Metal Manufacturing Co., Ltd. has over 20 years of experience in steel production. With multiple production bases across China and exports to 50+ countries, we provide comprehensive metal solutions including galvanized steel, cold-rolled coils, stainless steel, and structural sections.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.