The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

C21D 9/46 (2006.01); C21D 6/00 (2006.01); C21D 8/02 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/20 (2006.01); C22C 38/26 (2006.01); C22C 38/28 (2006.01);

U.S. Cl.

CPC ...

C21D 9/46 (2013.01); C21D 6/002 (2013.01); C21D 6/005 (2013.01); C21D 6/008 (2013.01); C21D 8/0205 (2013.01); C21D 8/0236 (2013.01); C22C 38/001 (2013.01); C22C 38/002 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/20 (2013.01); C22C 38/26 (2013.01); C22C 38/28 (2013.01); C21D 2211/004 (2013.01); C21D 2211/005 (2013.01);

Abstract

Disclosed is a ferritic stainless steel with improved high temperature creep resistance. The disclosed ferritic stainless steel comprises by weight %: 0.005 to 0.03% of C, 0.005 to 0.03% of N, 0.05 to 0.9% of Si, 0.05 to 0.9% of Mn, 14.0 to 19.0% of Cr, 0.1 to 0.6% of Ti, 0.1 to 0.6% of Nb, 0.1 to 0.6% of Cu, 0.01 to 0.04% of P, 0.01% or less (excluding 0) of S, and the balance of iron (Fe) and inevitable impurities, and is characterized by satisfying Expressions (1) and (2) below.0.5≤Nb/Cu≤3 Expression (1)20≤[2Nb+Ti]/[C+N] Expression (2)

Find Patent Forward Citations

Jung, Il. (2025). Ferritic stainless steel with improved high temperature creep resistance and manufacturing method therefor (U.S. Patent No. 12392005). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12392005

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