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What are the mechanisms of decarburization during machining? 


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Decarburization during machining can occur through various mechanisms. One mechanism is the direct dissolution of cementite into pearlitic ferrite, which is observed near the surface of specimens . Another mechanism involves the formation of austenite along the cementite/ferrite interface, particularly for cementite plates adjacent to the austenite core . Additionally, decarburization can occur through the floating of CO against static pressure, decarburization on the surface of argon bubbles, and splashing particles . The RH-MFB decarburization mathematical model has been developed based on these mechanisms, using thermodynamic and mass conservation principles . Furthermore, the decarburization behavior in RH-Degasser has been studied, considering decarburization through Ar bubbles, CO bubbles, and a free surface . Increasing the circulation flow rate and oxygen concentration can enhance the decarburization rate .

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The provided paper does not discuss the mechanisms of decarburization during machining.
Open accessJournal ArticleDOI
15 Dec 1995-Isij International
36 Citations
The provided paper is about the mechanism of decarburization in RH Degasser, not about decarburization during machining. Therefore, the paper does not provide information on the mechanisms of decarburization during machining.
The provided paper does not discuss the mechanisms of decarburization during machining. It focuses on the microstructure evolution during the decarburization of surface pearlite.
The provided paper does not discuss the mechanisms of decarburization during machining.
The paper does not provide information about the mechanisms of decarburization during machining. The paper is about anti-decarburization equipment for hot forging machining.

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