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Swift

This page calculates the fatigue life of a bolted joint given the bearing and bypass stress using data from ref 1 [Figures 12 thru 14].

Fatigue Sn data. 2024-T3 clad sheet. Open hole and loose fit loaded hole.

Input Data

Max Gross Stress :σgr =  ksi
Br:Gr Stress Ratio :σbr/σgr =
Stress Ratio :R =

Results

Press  to run the numbers ...

      n = ** Press the Calculate button ** cycles.

References

  1. Swift, Tom 'Repairs to Damage Tolerant Aircraft' FAA-AIR-90-01 dated March 19, 1990.