COBALT-BASED ALLOYS FOR WOOD CUTTING APPLICATIONS
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United States of America Patent
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Apr 25, 2019
app pub date -
Oct 25, 2017
filing date -
Oct 25, 2017
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Abstract
In one aspect, cobalt-based alloys are described herein comprising composition and microstructure permitting a balance of hardness, toughness and wear resistance desirable for wood cutting applications. A cobalt-based alloy comprises a chromium rich carbide phase in an amount of 15-30 volume percent, a tungsten-rich phase in an amount of 9-15 volume percent and a balance of cobalt-rich solid solution matrix comprising nickel, chromium, vanadium and tungsten.
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