Stainless steel alloys, turbocharger turbine housings formed from the stainless steel alloys, and methods for manufacturing the same

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United States of America Patent

PATENT NO 9499889
APP PUB NO 20150240334A1
SERIAL NO

14188083

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Abstract

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Disclosed is an ferritic stainless steel alloy that includes, by weight, about 20% to about 22% chromium, about 0% to about 0.5% nickel, about 0.5% to about 1.0% manganese, about 1.0% to about 2.5% silicon, about 1.5% to about 2.2% tungsten, about 1.3% to about 1.8% niobium, about 0.35% to about 0.45% carbon, and a balance of iron. The alloy is suitable for use in turbocharger turbine housing applications for temperature up to about 1050° C.

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Patent Owner(s)

Patent OwnerAddress
JPMORGAN CHASE BANK N A AS ADMINISTRATIVE AGENT383 MADISON AVE 5TH FLOOR NEW YORK NY 10179

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Benchiheub, Rayad Fameck, FR 5 25
Chintalapati, Pavan Bangalore, FR 10 5
Pozniak, Ted Stockport, GB 2 2
Wilson, Marc Deyvillers, FR 18 56

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