A steel bar component has ULT (Sut) = 448 MN/m2 and, for bending… A steel bar component has ?ULT (Sut) = 448 MN/m2 and, for bending loading, an endurance limit of 179 MN/m2 . Determine the fatigue strength (SN) for 7000 cycles and 620,000 cyclesDetermine the endurance limit, Se, corresponding to a reliability of 99.9% for a hot rolled steel bar diameter 75 mm (?ULT (Su) = 400 MN/m2 , if it is subjected to bending.Engineering & TechnologyMechanical Engineering ANALYSIS & 500
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