Standard Sizes Reference
Comprehensive reference database of standard construction material sizes. Includes rebar diameters and weights, steel sections, pipe sizes, brick/block dimensions, plywood sheets, door and window sizes, and common tile formats.
Comprehensive reference of standard sizes for construction materials including rebar, steel sections, pipes, blocks, and more. Essential for material ordering and specification writing.
| Diameter (mm) | Weight (kg/m) | Area (mm²) | Perimeter (mm) |
|---|---|---|---|
| Ø6 | 0.222 | 28.3 | 18.8 |
| Ø8 | 0.395 | 50.3 | 25.1 |
| Ø10 | 0.617 | 78.5 | 31.4 |
| Ø12 | 0.888 | 113.1 | 37.7 |
| Ø14 | 1.208 | 153.9 | 44 |
| Ø16 | 1.578 | 201.1 | 50.3 |
| Ø20 | 2.466 | 314.2 | 62.8 |
| Ø25 | 3.853 | 490.9 | 78.5 |
| Ø32 | 6.313 | 804.2 | 100.5 |
| Ø40 | 9.864 | 1256.6 | 125.7 |
Common Usage
- Ø8-10: Stirrups, light slabs
- Ø12-16: Slabs, beams
- Ø20-25: Columns, heavy beams
- Ø32-40: Foundations, piles
Weight Formula
Weight (kg/m) = (d² × π × 7850) / 4,000,000
Where d = diameter in mm, 7850 = steel density kg/m³
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Notes:
- Sizes shown are standard metric dimensions
- Actual availability may vary by region and supplier
- Always verify dimensions with manufacturer specifications
- Custom sizes may be available on special order
- Consider tolerances for fitting and installation
REFERENCE INFORMATION
This tool provides standard reference data compiled from industry sources.
Note:
• Data is provided for quick reference and may not reflect the most current standards or specifications.