CHROMIUM-CONTAINING CEMENTED TUNGSTEN CARBIDE BODY

A chromium-containing coated cemented tungsten carbide cutting insert (10, 32) that has a substrate (18, 34) and a coating (24, 30, 40, 46, 52). The substrate comprises between about 10.4 and about 12.7 weight percent cobalt, between about 0.2 and about 1.2 weight percent chromium. L'invention...

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Bibliographic Details
Main Authors JINDAL, PREM, C, NORTH, BERNARD
Format Patent
LanguageEnglish
French
Published 21.02.2002
Edition7
Subjects
ALLOYS
BORING
CHEMICAL SURFACE TREATMENT
CHEMISTRY
COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
COATING MATERIAL WITH METALLIC MATERIAL
COATING METALLIC MATERIAL
DIFFUSION TREATMENT OF METALLIC MATERIAL
FERROUS OR NON-FERROUS ALLOYS
INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL
MACHINE TOOLS
METAL-WORKING NOT OTHERWISE PROVIDED FOR
METALLURGY
MILLING
PERFORMING OPERATIONS
SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
TRANSPORTING
TREATMENT OF ALLOYS OR NON-FERROUS METALS
TURNING
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Summary:A chromium-containing coated cemented tungsten carbide cutting insert (10, 32) that has a substrate (18, 34) and a coating (24, 30, 40, 46, 52). The substrate comprises between about 10.4 and about 12.7 weight percent cobalt, between about 0.2 and about 1.2 weight percent chromium. L'invention concerne un insert tranchant (10, 32) de carbure de tungstène cémenté revêtu contenant du chrome, comprenant un substrat (18, 34) et un revêtement (24, 30, 40, 46, 52). Le substrat comprend d'environ 10,4 à environ 12,7 % en poids de cobalt, et d'environ 0,2 à environ 1,2 % en poids de chrome.
Bibliography:Application Number: WO2001US21170