混凝土计算器
计算楼板、基础和柱子所需的立方码、立方米，以及 40、60、80 磅装水泥袋数。填入单价即可得出项目总成本。
公式与数据最后核对于 — Cosyslabs
输入
Result
Volume
1.36 yd³
Metric
1.04 m³
80-lb bags
62
- 60-lb bags
- 82
- 40-lb bags
- 123
- Cubic feet
- 36.7 ft³
- Waste included
- 10%
Waste default: 10% — ACI 301 规范建议预留 5–10% 的余量，用于抵消地基不平整与浇筑过程中的损耗。
Diagram
Estimates only. Verify with a licensed contractor or supplier before purchasing. Rough Estimator! is not responsible for shortages, overages, or material variances. See our methodology for formulas and sources.
公式
体积（yd³）= 长 × 宽 × 厚 ÷ 27 · 袋数（80 磅）= 体积（ft³）÷ 0.6
参考资料
Pour-window forecast
Free 7-day forecast from Open-Meteo. Green = safe to concrete. We never share your location.
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常见问题
将长、宽、厚（均以英尺计）相乘，再除以 27 换算成立方码。10 × 10 英尺、厚 4 英寸的楼板需要 (10 × 10 × 0.333) ÷ 27 ≈ 1.23 立方码。
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Cite this page
Cosyslabs. (2026). 混凝土计算器. Rough Estimator!. https://roughestimator.com/zh/concrete-calculator
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