Spring Rate Calculator
Free calculate spring constant, spring stiffness, and spring rate. determine spring rate from force and deflection using k = f/x for compression and extension springs.
Input Parameters
Results
Enter force and deflection to calculate spring rate
Spring Rate Formula
Formula
k = F / x
Where:
- • k = spring rate (N/m)
- • F = force (N)
- • x = deflection (m)
Common Spring Rates
- • Soft: 10-100 N/m
- • Medium: 100-1000 N/m
- • Stiff: 1000+ N/m