# Suspension Coil Spring Rate Equations Calculator

## Automobile Car Truck Design Formulas

Solving for spring rate constant. #### Inputs:

 material rigidity or torsional modulus (G) pascalatmospherebardyne/centimeter^2foot of waterinch of mercuryinch of waterkilonewton/meter^2millibarmillimeter of mercurynewton/meter^2pound/foot^2pound/inch^2torr
 number of active coils (n)
 mean coil diameter (D) meterangstromattometercentimeterchaindekameterdecimeterexameterfemtometerfootgigameterhectometerinchkilometerlight yearlinkmegametermicrometermicronmilemillimeternanometerparsecpetameterpicometerrodterameteryard

#### Conversions:

 material rigidity or torsional modulus (G)= 0 = 0pound/inch^2
 wire diameter (d)= 0 = 0inch
 number of active coils (n)= 0 = 0
 mean coil diameter (D)= 0 = 0inch

#### Solution:

 spring rate constant (k)= NOT CALCULATED

#### Other Units:

Change Equation
Select to solve for a different unknown

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By Jimmy Raymond Contact: aj@ajdesigner.com