Bearing with improved wear resistance and method for making same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Sep 12, 2000
Grant Date -
N/A
app pub date -
Jun 3, 1998
filing date -
Jun 3, 1998
priority date (Note) -
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Abstract
A steel bearing member having an erosion resistant surface and a method of making the same is disclosed. The steel bearing member comprising a bearing substrate, a first overlay of hardbanding material having sintered cemented metal carbide pellets in steel and containing hard submicron sized particles, and a second overlay of steel containing hard particles that migrated from the first overlay of hardbanding material during application of the second overlay over the first overlay. A radial bearing member and a method of making the same is disclosed. A composition applied to the bearing substrate to improve the erosion resistance of this surface comprising a steel carrier and carbide pellets composed of submicron hard particles cemented with a metal binder is disclosed.
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