David Pacheco

Twin
Rio De Janeiro, , Brazil
Welding, Mechanical Engineering, Creative Development
Fatigue Tension Test at -196° C - Fatigue Specimen
Fatigue Tension Test at -196° C - Fatigue Specimen
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David Pacheco 26 Sep 17   Views 100 Views  Comments 0 Comments 
Austenitic Stainless steel AISI 316; Frequency of 120 Hz; 30 million cycles; Stages I and II of brittle fracture; Stage III of the ductile fracture did not occur. In this test and in the other equivalents Epsilon Martensite was identified by magnetism and quantified. The Epsilon martensite greatly reduces the fatigue strength of AISI 316.
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