Plate-crystalline tungsten carbide-containing hard alloy, compos

Details Plate-crystalline tungsten carbide-containing hard alloy, compos Plate-crystalline tungsten carbide-containing hard alloy, compos

1996-08-06

1999-06-29

Gorgos, Kathryn

Powder metallurgy processes

Powder metallurgy processes with heating or sintering

Metal and nonmetal in final product

419 13, 419 16, 419 57, 75237, B22F 700

Patent

active

059181036

ABSTRACT:
Disclosed are a plate-crystalline tungsten carbide-containing hard alloy which comprises 4 to 40% by volume of a binder phase containing at least one of iron group metals selected from Co, Ni and Fe as a main component; and the balance of a hard phase comprising tungsten carbide alone, or tungsten carbide and 50% by volume or less of a compound with a cubic structure selected from at least one of carbide and nitride of the 4a (Ti, Zr and Hf), 5a (V, Nb and Ta) or 6a (Cr, Mo and W) group element of the periodic table and mutual solid solutions thereof, and inevitable impurities,

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