HIGH-SPEED STEEL SINTERED BODY AND METHOD OF MANUFACTURING HIGH-SPEED STEEL SINTERED BODY
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United States of America Patent
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Issued Date -
May 16, 2024
app pub date -
Dec 23, 2021
filing date -
Mar 12, 2021
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Abstract
A high-speed steel sintered body includes, a base, a solidified layer continuously disposed on a surface of the base. The base is constituted by high-speed steel, the solidified layer is constituted by high-speed steel whose composition is different from a composition of the high-speed steel constituting the base, and a boundary between the base and the solidified layer is not visually identified in a 200× magnified observation image of a section intersecting the surface.
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