Study on Surface Infiltration Casting of Low-Carbon Ductile Iron

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In this essay, the surface microstructure of infiltration casting of low-carbon ductile iron was studied in detail. The results show that the micro hardness from the cast infiltration layer to the matrix zone increased at first and then decreased, the maximum micro hardness was about HV1400, maternal surface hardness are greatly enhanced. Low carbon ductile iron can obtain good surface microstructure by using casting infiltration technology. The hardness of alloy layer on low carbon ductile iron matrix is greatly improved.

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519-523

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June 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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