Specialized metallurgical processes – compositions for use therei – Compositions – Consolidated metal powder compositions
Patent
1990-12-27
1993-01-26
Walsh, Donald P.
Specialized metallurgical processes, compositions for use therei
Compositions
Consolidated metal powder compositions
75233, 75242, 75243, 428557, C22C 2906, C22C 2912, B22F 704
Patent
active
051819538
ABSTRACT:
A coated cemented carbide alloy, excellent in toughness as well as wear resistance and which is used for cutting tools and wear resistance tools is provided herein. This coated cemented carbide alloy is composed of a cemented carbide substrate consisting of a hard phase of at least one member selected from carbides, nitrides and carbonitrides of Group IVb, Vb and VIb metals of the Periodic Table and a binder phase consisting of at least one member selected from the iron group metals, and a monolayer or multilayer, provided on the substrate consisting of at least one member selected from carbides, nitrides, oxides and borides of Group IVb, Vb and VIb metals of Periodic Table, solid solutions thereof and aluminum oxide, and wherein a binder phase-enriched layer is provided in a space 0.01 mm and 2 mm below the surface of the substrate with A-type and/or B-type pores inside the binder phase-enriched layer.
REFERENCES:
patent: 4318733 (1982-03-01), Ray et al.
patent: 4497874 (1985-02-01), Hale
patent: 4649084 (1987-03-01), Hale et al.
Nakano Minoru
Nomura Toshio
Jenkins Daniel
Sumitomo Electric Industries Ltd.
Walsh Donald P.
LandOfFree
Coated cemented carbides and processes for the production of sam does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Coated cemented carbides and processes for the production of sam, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Coated cemented carbides and processes for the production of sam will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1410581