Engineering Tools
Your central workbench amalgamating verified Engineering Discipline Solvers, step-by-step Math Solvers, and high-precision Unit & Commodities Converters.
Engineering Solvers by Discipline
Interactive calculation engines with step-by-step KaTeX derivations, design code checks, and visualizers.
Civil & Structural Engineering
Beam deflections, bending moments, column buckling, and 2D stress transformation analyzers.
Fluid Dynamics & Hydraulics
Darcy-Weisbach pipe friction, Reynolds number flow regimes, and pump sizing calculators.
Mechanical & Machine Design
Shaft torsional stresses, bolt preloads, tightening torques, and gear ratio calculations.
Electrical Power & Systems
AC & DC voltage drop, 3-phase line impedance, and NEC cable ampacity sizing.
Thermodynamics & Heat Transfer
Multi-layer composite wall heat conduction, thermal resistance, and overall U-values.
Applied Mathematics & Calculus
Quadratic equations, systems of linear equations, matrix determinants/inverses, and numerical integration.
Applied Mathematics Solvers
Quadratic Equation & Parabola Solver
Computes real/complex roots, discriminant (Δ), axis of symmetry, and vertex coordinates (h, k) with full KaTeX steps.
System of Linear Equations (2×2 & 3×3)
Evaluates multi-variable linear equations using Cramer's Rule, determinant expansion, and consistency checks.
Matrix Operations & Determinant / Inverse
Computes determinant, matrix inverse, transpose (Aᵀ), and trace with step-by-step cofactor matrices.
Numerical Integration (Simpson's & Trapezoidal)
Evaluates definite integrals of trigonometric, exponential, and polynomial functions over custom intervals.
Engineering Unit & FX Converters
Currency & Metals
Gold, Silver, FX & Bullion
Pressure & Stress
13 units (Pa)
Force & Weight
8 units (N)
Torque & Bending Moment
7 units (N·m)
Energy, Work & Heat
10 units (J)
Power & Heat Flow
8 units (W)
Flow Rate (Volume)
9 units (m³/s)
Dynamic Viscosity
5 units (Pa·s)
Kinematic Viscosity
4 units (m²/s)
Density
5 units (kg/m³)
Thermal Conductivity
4 units (W/(m·K))
Length & Distance
10 units (m)
Temperature
4 units (K)
Engineering Materials Database
Look up density, Young's Modulus, Poisson's ratio, yield strength, thermal conductivity, and ultimate tensile strengths for structural steels, aluminum, titanium, concrete, and polymers.
Formulas & Reference Sheets
Instant access to classic engineering equations, governing differential laws, stress transformation formulas, and standard piping tables.
Recommended Handbooks & Professional Tools
Auto-RotatingEssential high-yield reference standards and hardware for engineers
Machinery's Handbook (31st Edition - Toolbox Edition)
by Erik Oberg, Franklin D. Jones
The 3,000-page ultimate manufacturing & mechanical engineering reference.
AISC Steel Construction Manual (16th Edition)
by American Institute of Steel Construction
The official code manual for structural steel design, member tables & specifications.