How was the lifespan affected by fillet radius? Compare specimens #1 and #2. How was the lifespan affected by the surface smoothness? Compare specimens #2 and #3.
Fatigue Testing EXPERIMENT # 4 Safety first! Proper protective eyewear must be worn while operating the fatigue tester. Place the guard shield in place before starting a fatigue test. Never touch the sample while it is rotating. Caution: the sample may be hot after the test. Objectives To determine how surface finish affects fatigue life. […]