Method for Producing Plated Black Heart Malleable Cast Iron Member, and Plated Black Heart Malleable Cast Iron Member
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United States of America
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Issued Date -
Mar 13, 2025
app pub date -
Mar 16, 2020
filing date -
Mar 16, 2020
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Abstract
Disclosed is a method for producing a plated black heart malleable cast iron member including a black heart malleable cast iron member and a plating layer formed on a surface of the black heart malleable cast iron member, the method including the steps of: performing graphitization in a non-oxidizing and decarburizing atmosphere; performing a particle projection treatment on a surface of the black heart malleable cast iron member obtained after the graphitization such that silicon oxide remains on the surface; immersing the black heart malleable cast iron member obtained after the particle projection treatment in a flux for 3.0 minutes or more; and performing hot-dip plating on the black heart malleable cast iron member obtained after the immersion in the flux.
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