16 mm Reinforcing Bar - EN / Eurocode
16 mm is a EN / Eurocode reinforcing bar to EN 10080 / EN 1992-1-1. Its nominal diameter is 16 mm, giving a cross-section area As of 201.1 mm² and a mass of 1.578 kg/m. It is supplied in grade B500A / B500B / B500C with characteristic yield f_yk = 500 MPa. The tables below give the total steel area for 1-10 bars and the area per metre of width at common bar spacings.
Bar properties
| d | Nominal diameter | 16 mm |
| As | Cross-section area | 201.1 mm² |
| m | Mass per metre | 1.578 kg/m |
| u | Nominal perimeter | 50.3 mm |
| f_yk | Characteristic yield | 500 MPa |
Total area for n bars (As = n × 201.1 mm²)
| Bars | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
|---|---|---|---|---|---|---|---|---|---|---|
| As (mm²) | 201 | 402 | 603 | 804 | 1,006 | 1,207 | 1,408 | 1,609 | 1,810 | 2,011 |
Area per metre at spacing (As/m = 1000/s × 201.1 mm²)
| s (mm) | 75 | 100 | 125 | 150 | 175 | 200 | 250 | 300 |
|---|---|---|---|---|---|---|---|---|
| As/m (mm²/m) | 2,681 | 2,011 | 1,609 | 1,341 | 1,149 | 1,006 | 804 | 670 |
Source: EN 10080 / EN 1992-1-1. Area = π/4 × d² for metric bars; ASTM areas are the standard's tabulated nominal values. Grades available: B500A, B500B, B500C.
Other EN / Eurocode bar sizes
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