Iron based mixed power high strength sintered parts
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United States of America Patent
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Nov 25, 2003
Grant Date -
N/A
app pub date -
May 10, 2002
filing date -
Sep 12, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
On the basis of mass percentage of a mixture, 1-5% of Ni powder, 0.5-3% of Cu powder, and 0.2-0.9% of graphite powder are mixed into an alloy steel powder containing 0.5-3 mass % of prealloyed Ni, more than 0.7 to 4 mass % of prealloyed Mo, and the balance being Fe and unavoidable impurities. The alloy steel powder may contain 0.2-0.7 mass % of prealloyed Cu in addition to Ni and Mo.
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