Calculator catalog
Choose a category or search by quantity, component or engineering topic.
Found 90 calculators
Density from mass and volume
Calculates material density from mass and volume.
Part mass from density and volume
Calculates part mass from material density and volume.
Mass from density and volume
Calculates mass from material density and volume.
Volume from mass and density
Calculates material volume from mass and density.
Specific weight
Calculates specific weight as density multiplied by gravitational acceleration.
Material mass from area, thickness, and density
Calculates flat part mass from area, thickness, and material density.
Material cost from mass and price
Calculates material cost from mass and unit price per kilogram.
Specific strength
Calculates specific strength as strength divided by density.
Specific stiffness
Calculates specific stiffness as Young's modulus divided by density.
Strength-to-weight ratio
Calculates strength divided by material specific weight.
Poisson lateral strain
Calculates lateral strain from axial strain and Poisson ratio.
Bulk modulus from Young's modulus and Poisson ratio
Calculates bulk modulus from Young's modulus and Poisson ratio.
Young's modulus from stress and strain
Calculates Young's modulus as stress divided by strain.
Allowable stress from ultimate strength
Calculates simplified allowable stress from ultimate strength and safety factor.
Stress from force and area
Calculates stress as force divided by area.
Strain from length change
Calculates engineering strain as length change divided by original length.
Shear modulus from shear stress and strain
Calculates shear modulus as shear stress divided by shear strain.
Bulk modulus from pressure and volumetric strain
Calculates bulk modulus as pressure change divided by volumetric strain.
Poisson ratio from elastic constants
Calculates Poisson's ratio from Young's modulus and shear modulus.
Shear modulus from Young's modulus and Poisson ratio
Calculates shear modulus from Young's modulus and Poisson's ratio.
Stiffness-to-weight ratio
Calculates specific stiffness as Young's modulus divided by density.
Yield margin
Calculates margin as yield strength divided by working stress.
Ultimate margin
Calculates margin as ultimate strength divided by working stress.
Allowable stress from safety factor
Calculates allowable stress as strength divided by safety factor.
Linear thermal expansion
Calculates length change and final length for linear thermal expansion.
Area thermal expansion
Calculates area change and final area using beta = 2 * alpha.
Volume thermal expansion
Calculates volume change and final volume using beta = 3 * alpha.
Thermal diffusivity
Calculates thermal diffusivity from thermal conductivity, density, and specific heat.
Thermal resistance of a layer
Calculates thermal resistance of a flat layer from thickness, thermal conductivity, and area.
Thermal conductance of a layer
Calculates thermal conductance of a layer from conductivity, area, and thickness.
Biot number
Calculates the Biot number from h, characteristic length, and thermal conductivity.
Fourier number
Calculates the Fourier number from thermal diffusivity, time, and length.
Volumetric heat capacity
Calculates volumetric heat capacity from density and specific heat.
Steel bar mass
Calculates bar mass from cross-sectional area, length, and user-provided density.
Steel sheet mass
Calculates sheet mass from area, thickness, and user-provided density.
Steel tube mass
Calculates tube mass from user-provided diameters, length, and density; it does not use material databases.
Aluminum plate mass
Calculates aluminum plate mass from area, thickness, and user-provided density.
Aluminum profile mass
Calculates profile mass from user-provided cross-section area, length, and density.
Aluminum mass from volume
Calculates aluminum mass from volume and user-provided density; it does not use an alloy database.
Aluminum profile length from mass
Calculates profile length from user-provided mass, cross-section area, and density.
Aluminum sheet mass per area
Calculates sheet mass per unit area from user-provided thickness and density.
Plastic part shrinkage
Calculates percentage shrinkage from the mold dimension and finished part dimension.
Plastic thermal expansion
Calculates helper length change from user-provided initial length, expansion coefficient, and temperature change.
Plastic mold dimension from shrinkage
Calculates mold dimension from part dimension and user-provided shrinkage.
Plastic mass from volume and density
Calculates plastic mass from volume and user-provided density; it does not use a plastics database.
Volumetric shrinkage from linear shrinkage
Calculates volumetric shrinkage from linear shrinkage using a simplified isotropic three-direction model.
Composite rule-of-mixtures modulus
Calculates a simplified composite modulus from fiber volume fraction and fiber and matrix moduli.
Composite density by rule of mixtures
Calculates helper composite density from user-provided fiber volume fraction and fiber and matrix densities.
Composite constituent masses
Calculates fiber and matrix volumes, masses, theoretical density, and mass fractions from total volume and fiber volume fraction.
Stereology point counting
Estimates the volume fraction of an identifiable phase from the phase point count and total grid point count.
Laminate thickness from plies
Calculates helper laminate thickness from user-provided ply count and single-ply thickness.
Wood moisture content
Calculates wood moisture content from wet and dry mass relative to dry mass.
Wood board volume
Calculates helper rectangular board volume from user-provided dimensions.
Wood board mass
Calculates rectangular board mass from dimensions and user-provided density; it does not use wood species tables.
Wood density from mass and volume
Calculates wood density from user-provided mass and volume; it does not use species tables.
Board count from required volume
Calculates required volume divided by single-board volume without automatic rounding.
Wood dry mass from moisture
Calculates dry mass from wet mass and moisture content defined on a dry-mass basis.
Concrete water-cement ratio
Calculates the simple ratio of water mass to cement mass from user-provided values.
Concrete density from mass and volume
Calculates concrete density from user-provided mass and volume.
Concrete mix water mass
Calculates helper water mass from user-provided water-cement ratio and cement mass.
Fatigue stress amplitude
Calculates stress amplitude from maximum and minimum stress.
Fatigue mean stress
Calculates mean stress from maximum and minimum stress.
Fatigue stress ratio
Calculates the R ratio as minimum stress divided by maximum stress.
Simple Basquin cycles to failure
Estimates cycles from a simplified Basquin model; coefficients are user-provided.
Simple Goodman safety factor
Calculates a helper safety factor from a simple Goodman equation using user-provided values.
Soderberg fatigue safety factor
Calculates utilization and safety factor from a simplified Soderberg criterion.
Gerber fatigue safety factor
Calculates safety factor for proportional load scaling in a simplified Gerber criterion.
Notch sensitivity and fatigue factor
Calculates notch sensitivity and fatigue stress concentration from user-entered Kt and material constant.
Miner damage sum for three blocks
Calculates a helper Miner damage sum for three cycle blocks from user-provided values.
Paris-law crack propagation
Estimates cycles between a0 and af from the Paris law with user-provided C, m, and Y.
Vickers hardness from force and diagonal
Calculates HV hardness from force in newtons and indentation diagonal in millimeters.
Simple Brinell hardness
Calculates HB from force in kilogram-force and ball and indentation diameters in millimeters.
Vickers diagonal from hardness
Calculates indentation diagonal from force and HV hardness using the same Vickers relation.
Vickers force from hardness
Calculates force from HV hardness and indentation diagonal using the same Vickers relation.
Hardness difference percent
Calculates percent difference between new and reference hardness; it is not a hardness conversion table.
Corrosion rate from mass loss
Calculates simplified corrosion rate in mm/year from mass loss, density, area, and exposure time.
Mass loss from corrosion rate
Calculates helper mass loss from user-provided corrosion rate, density, area, and time.
Corrosion penetration depth
Calculates linear thickness loss from corrosion rate and time in years.
Remaining wall thickness after corrosion
Calculates remaining thickness as a mathematical value without an operational decision.
Corrosion mass loss percent
Calculates percent mass loss from initial and final mass.
Simple coating lifetime
Calculates a linear simplified coating lifetime without environmental effects or local damage.
Material specific property score
Calculates a simple score as property value divided by density.
Weighted score for three criteria
Calculates a notional weighted score from three user-provided scores and weights.
Material cost per volume
Calculates cost per unit volume from user-provided cost per mass and density.
Material strength cost index
Calculates a notional comparative strength index relative to density and cost per mass.
Material stiffness cost index
Calculates a notional comparative stiffness index relative to density and cost per mass.
Simplified thermal shock resistance index
Calculates a notional comparative thermal shock resistance index; it is not a criterion from a specific standard.
Stress concentration library
Searchable library of four documented Kt correlations with validity enforcement and geometry diagrams.
Advanced fatigue crack growth
Numerical crack propagation for variable-amplitude load blocks with Paris, Walker and Forman models.
Material database
Curated real material properties with search, filtering, comparison, conditions and explicit data provenance.