Materials
Paris-law crack propagation
Estimates cycles between a0 and af from the Paris law with user-provided C, m, and Y.
Related calculators
Simple Basquin cycles to failure
Estimates cycles from a simplified Basquin model; coefficients are user-provided.
Fatigue mean stress
Calculates mean stress from maximum and minimum stress.
Fatigue stress amplitude
Calculates stress amplitude from maximum and minimum stress.
Fatigue stress ratio
Calculates the R ratio as minimum stress divided by maximum stress.
Gerber fatigue safety factor
Calculates safety factor for proportional load scaling in a simplified Gerber criterion.
Simple Goodman safety factor
Calculates a helper safety factor from a simple Goodman equation using user-provided values.