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Analysis on Quenching Cracks of Engine Crankshaft
Engine crankshaft of cracks macro and micro were analyzed by morphological characteristics and quench cracks organization identified as the quenching crack, but further study showed that the ischolar_main cause of this quenching cracks generated not due to the heat treatment process or other causes, but due to poor uniformity of the hot iron casting, elements gathered along the grain boundary segregation.
Keywords
Crack, Hardening, Martensite, Austenite.
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