Patent · US Expired

Ferritic stainless steel which can be used for ferromagnetic parts

US6821358B2 · kind B2 · utility

0Cited by

4References

2Claims

0Family size

Assignee

Ugine-Savoie Imphy · FR

Inventors

Etienne Havette · Albertville, FR
Christophe Bourgin · Albertville, FR
Benoit Pollet · Ugine, FR
Jean Lamontanara · Moncalieri, IT

Key dates

Filing date	Mar 8, 2002
Grant date	Nov 23, 2004
Priority date	—
Expiry date	May 3, 2022

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC21D2211/005
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

Ferritic stainless steel, comprising the following composition by weight:0%<C&lE;0.030%1%&lE;Si&lE;3%0%<Mn&lE;0.5%10%&lE;Cr&lE;13%0%<Ni&lE;0.5%0%<Mo&lE;3%N&lE;0.030%Cu&lE;0.5%Ti&lE;0.5%Nb&lE;1%Ca&gE;1×10−4%0&gE;10×10−4%S&lE;0.030%P&lE;0.030%the remainder being iron and the impurities which are inevitable from the production of the steel.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.