Rebar Weight Calculator
Lifestyle Toolsd²×0.00617, pieces per tonne
Quick Answer
Rebar Weight Calculator: d²×0.00617, pieces per tonne. Rebar Weight Calculator uses standard everyday life formulas to compute accurate results instantly.
mm
m
pcs
Total weight
0.160 t
Per meter0.888 kg/m
Per bar8.00 kg
Total (kg)159.9 kg
Calculation steps
- 1Theoretical weight = d² × 0.00617 = 12² × 0.00617 = 0.888 kg/m
- 2Per bar = 0.888 × 9 m = 8.00 kg; × 20 bars = 159.9 kg = 0.160 t
- 3Coefficient 0.00617 = π/4 × 7850 kg/m³ ÷ 10⁶ (steel density)
Theoretical weight table (GB)
| Diameter | kg/m | Meters per tonne |
|---|---|---|
| Φ6 | 0.222 | 4502 |
| Φ8 | 0.395 | 2532 |
| Φ10 | 0.617 | 1621 |
| Φ12 | 0.888 | 1126 |
| Φ14 | 1.209 | 827 |
| Φ16 | 1.580 | 633 |
| Φ18 | 1.999 | 500 |
| Φ20 | 2.468 | 405 |
| Φ22 | 2.986 | 335 |
| Φ25 | 3.856 | 259 |
| Φ28 | 4.837 | 207 |
| Φ32 | 6.318 | 158 |
| Φ36 | 7.996 | 125 |
| Φ40 | 9.872 | 101 |
Theoretical weight is for trade settlement reference; GB/T 1499.2 allows ±4-7% deviation between actual and theoretical. Standard mill lengths are 9m and 12m. HRB400 is the mainstream grade for buildings.
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How to Use
- Enter scenario values: fill real-life numbers into the Rebar Weight Calculator (defaults work for a quick try).
- Instant results: everything computes live, no button needed.
- Read the advice: results come with practical tips, reference standards and pitfalls.
- Compare options: adjust parameters to compare choices side by side.
Key Points
- Rebar Weight Calculator is a free online everyday life tool — open and use, no sign-up.
- All calculations run locally in your browser; your data never leaves the device.
- Key capability: d²×0.00617, pieces per tonne.
- Results come with formulas and reference tables so you can verify every number.
Formula & How It Works
Rebar Weight Calculator formula
Rebar Weight Calculator uses standard everyday life formulas to compute accurate results instantly.
FAQ
How do I use the Rebar Weight Calculator?
Open the page and fill in the input fields — results update automatically. d²×0.00617, pieces per tonne.
Are the results accurate?
Yes. Standard formulas and conversion factors are used and verified.
Is it free? Do I need to sign up?
Completely free. No registration, login or download required.
Does it work on mobile?
Yes. The responsive design works on phones, tablets and desktops.
Is my data saved?
No. Everything runs locally in your browser.
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Source & Updates
Based on common formulas and industry conventions. Last updated: 2025-07
Last updated:
Formulas and content on this page are reviewed by the YiJianSuan team. For reference only — official sources prevail.
Maintained and periodically reviewed by the YiJianSuan editorial team — review process in ourEditorial Policy.
Cite this page: YiJianSuan. Rebar Weight Calculator[EB/OL]. https://www.yijiansuan.com/en/c/life/rebar-weight
Results provided by this tool are for reference only and do not constitute professional advice.