American Standard Channel Steel
American Standard Channel Steel (C10×20)
1. Model Identification
- Designation: C10×20
- C: Represents "Channel" steel
- 10: Section height of 10 inches (≈254 mm)
- 20: Weight per unit length of 20 lb/ft (≈29.8 kg/m)
2. Sectional Dimensions
- Height (h): 10 inches (254 mm)
- Flange width (b): 2.6 inches (≈66 mm)
- Web thickness (t_w): 0.606 inches (≈15.4 mm)
- Flange thickness (t_f): 0.65 inches (≈16.5 mm)
- Cross-sectional area: ≈5.87 in² (37.9 cm²)
3. Material and Standards
- Compliance standards: ASTM A36 (general carbon structural steel) or ASTM A572 (high-strength low-alloy steel)
- Material properties:
- Tensile strength: ≥400 MPa (ASTM A36)
- Yield strength: ≥250 MPa (ASTM A36)
- Corrosion resistance: Optional galvanizing or painting (customizable per requirements).
4. Mechanical Properties
- Moment of inertia (I_x): ≈103 in⁴ (4290 cm⁴)
- Section modulus (S_x): ≈20.7 in³ (339 cm³)
- Radius of gyration (r_y): ≈0.87 inches (2.21 cm)
5. Applications
- Building structures (beams, columns, braces)
- Industrial equipment frames, conveyor supports
- Bridges, vehicle chassis
- Warehouse racking systems
6. Surface Treatment
- Default: Hot-rolled mill scale (untreated)
- Optional: Hot-dip galvanizing, sandblasting, anti-corrosion coatings.
7. Standard Lengths
- Common lengths: 6 m, 9 m, 12 m (custom cuts available).
Notes
- Technical parameters may vary slightly depending on the manufacturer or standard version; always refer to supplier specifications.
- For load-bearing structures, ensure compliance with design codes (e.g., AISC) for load and safety calculations.
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