C - Chemistry – Metallurgy – 22 – C
Patent
C - Chemistry, Metallurgy
22
C
75/162, 75/1.22
C22C 32/00 (2006.01) B22F 3/10 (2006.01) B22F 3/16 (2006.01) C22C 33/02 (2006.01) C22C 38/16 (2006.01)
Patent
CA 1294462
WEAR RESISTANT IRON POWDER ARTICLE Abstract of the Disclosure A wear resistant iron alloy article is preferably formed by compacting and sintering a predominantly iron powder mixture containing additions of carbon, copper and nickel boride. The product microstructure comprises hard borocementite particles dispersed in a martensite or pearlite matrix. The particles have a cross-sectional dimension greater than 1 micron and are present in an amount preferably between 10 and 30 volume percent to improve wear resistance.
540929
Jandeska William F. Jr.
Rezhets Vadim
General Motors Corporation
Gowling Lafleur Henderson Llp
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