Cermet alloy

Details Cermet alloy Cermet alloy

1989-12-26

1992-09-22

Hunt, Brooks H.

Specialized metallurgical processes, compositions for use therei

Compositions

Consolidated metal powder compositions

75234, 75235, 75236, 75237, 75238, 75244, C22C 2912, C22C 2902, C22C 2906, C22C 2914

Patent

active

051493616

ABSTRACT:
A cermet alloy having a structure including a hard phase and a bonding phase which is composed of at least one ferrous metal, said bonding phase containing fine hard grains of a mean grain size not greater than 2000 .ANG. dispersed therein. The structure has a composition consisting of 10 to 70 wt % of TiCN, 5 to 30 wt % of WC, 5 to 30 wt % of NbC, 1 to 10 wt % of Mo.sub.2 C, 0.5 to 5 wt% of VC, 0.05 to 3 wt % of ZrC, 5 to 25 wt % of (Ni, Co), and not smaller than 2.5 wt% of total nitrogen and incidental impurities.

REFERENCES:
patent: 4171973 (1979-10-01), Hara et al.
patent: 4623388 (1986-11-01), Jatkar et al.
patent: 4828611 (1989-05-01), Nakai et al.
patent: 4957548 (1990-09-01), Shima et al.
patent: 4985070 (1991-01-01), Kitamura et al.
Patent Abstracts of Japan, vol. 11, No. 24; J61199048.
Patent Abstracts of Japan, vol. 11, No. 47; J61210150.
Patent Abstracts of Japan, vol, 12, No. 297; J6365050.
Patent Abstracts of Japan, vol. 12, No. 353; J63109139.
Patent Abstracts of Japan, vol. 10, No. 239; J6173857.

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