Engineering Calculators — 工程计算器
面向出海工程人的工程量计算器：混凝土、钢筋、土方、沥青、砌体、钢材与单位换算。 全部采用确定性公式（非 AI 生成数值），支持公制 / 英制切换，并逐步展示算式便于复核。
Disclaimer 免责声明：本工具采用确定性公式计算，结果仅供工程量估算与方案比选参考。实际工程应用须由具备资质的工程师结合项目规范、设计文件与现场条件复核后方可采用；作者对据此产生的任何损失不承担责任。
Concrete 混凝土
- Concrete Volume CalculatorCalculate concrete volume for any rectangular pour: enter length, width and thickness, add a waste allowance a
- Concrete Slab CalculatorSlab concrete calculator: length, width and slab thickness in mm or inches. Get pour volume in m³ / yd³, waste
- Concrete Footing CalculatorFooting concrete calculator for pad / isolated footings: set length, width, depth and the number of footings t
- Concrete Beam CalculatorBeam concrete calculator: breadth, depth, length and number of beams. Get concrete volume plus beam side formw
- Rectangular Column Concrete CalculatorRectangular column concrete calculator: width, depth, height and number of columns. Volume in m³ / yd³, waste-
- Round / Circular Column Concrete CalculatorCircular column concrete calculator: diameter and height, plus number of columns. Uses V = π/4 × d² × h. Volum
- Concrete Wall CalculatorConcrete wall calculator: wall length, height and thickness, with an opening deduction for doors and windows.
- Concrete Mix Materials CalculatorConcrete mix calculator: enter the pour volume and mix ratio (M10 / M15 / M20 / M25) to get cement bags, sand
Rebar & Steel 钢筋·钢材
- Rebar Weight CalculatorCalculate rebar weight by diameter and length: unit weight W = 0.006165 × d² kg/m, total for any number of bar
- Rebar Quantity per Cubic Metre of ConcreteEstimate total rebar tonnage from concrete volume using a reinforcement ratio (kg/m³). Typical ranges: 80–120
- Steel Bar Weight CalculatorSteel weight calculator for round bars: diameter and length → unit weight (kg/m), total weight in kg / tonnes.
- Steel Pipe Weight CalculatorSteel pipe weight calculator: outside diameter, wall thickness and length → weight per metre and total. Formul
- Steel Plate Weight CalculatorSteel plate weight calculator: thickness, width, length and quantity → kg per plate and total tonnage. Formula
- Square Steel Bar Weight CalculatorSquare bar weight calculator: side length and bar length → kg/m and total weight. Formula W = 0.00785 × a² kg/
Mortar & Masonry 砂浆·砌筑
- Plaster Mortar CalculatorPlaster mortar calculator: wall area, plaster thickness and mix ratio (1:3 / 1:4 / 1:6) → cement bags and sand
- Brick & Mortar CalculatorBrick calculator: wall length, height, brick size and mortar joint → number of bricks, mortar volume, cement b
- Concrete Block (CMU) CalculatorConcrete block calculator: wall area and CMU size → number of blocks, mortar, and grout/core-fill concrete vol
Earthwork 土方
- Excavation Volume CalculatorExcavation calculator for pits with optional side slopes: bottom area, sloped top area, bank volume and bulked
- Trench Excavation CalculatorTrench excavation calculator: trench length, bottom width, depth and side slope. Computes trapezoidal cross-se
- Backfill & Spoil CalculatorBackfill calculator: from excavated volume and below-grade structure volume, get compacted backfill, loose fil
Paving & Roads 沥青·道路
Unit Converter 单位换算
Engineering Translation 工程翻译
海外项目看不懂英文标书、规范与技术条款？EngTranslate 提供工程垂直领域的中英翻译与术语库。