排ガス流路部材用フェライト系ステンレス鋼

Title:

排ガス流路部材用フェライト系ステンレス鋼

Document Type and Number:

Japanese Patent JP4197492

Kind Code:

B2

Abstract:

Ferritic stainless steel has a chemical composition, in mass %: C: 0.03% or less, Si: 1.0% or less, Mn: 1.5% or less, Ni: 0.6% or less, Cr: 10 to 20%, Nb: 0.50% or less, Cu: 0.8 to 2.0%, Al: 0.03% or less, V: 0.03 to 0.20%, N: 0.03% or less, provided that Nb is greater than or equals 8(C+N) is satisfied, and balance: Fe and inevitable impurities. The Mo content of the ferritic stainless steel as an impurity is preferably controlled to 0.10 mass% or less, and Ti and B may be optionally contained in amounts of 0.05 to 0.30 and 0.0005 to 0.02 mass%, respectively.

Inventors:

Okaku
Fujimura Yoshiyuki
Toshiro Nagoshi

Application Number:

JP2003510470A

Publication Date:

December 17, 2008

Filing Date:

July 04, 2002

Export Citation:

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