PSI - Issue 17

Trevor Sabiston et al. / Procedia Structural Integrity 17 (2019) 666–673 Author name / Structural Integrity Procedia 00 (2019) 000 – 000

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Fig. 3. Trial fatigue test results under fully reversed loading for the 4 geometries and different processing techniques

Fig. 4. Failed NCF trail fatigue test specimens a) 6.4 mm width modified Waterloo geometry b) 15 mm width CNC strip

3.3. Fatigue Testing

The fatigue test results using the 10 mm width modified Waterloo geometry at room temperature and 130ºC along with their fits to the Basquin equation are shown in Fig. 5.

Fig. 5. Fatigue test results at room temperature and 130 ºC with fits to the Basquin equation