Global Patent Index - EP 1721023 A1

EP 1721023 A1 20061115 - CR-AL-STEEL FOR HIGH-TEMPERATURE APPLICATIONS

Title (en)

CR-AL-STEEL FOR HIGH-TEMPERATURE APPLICATIONS

Title (de)

CR-AL-STAHL FÜR HOCHTEMPERATURANWENDUNGEN

Title (fr)

ACIER CR-AL POUR APPLICATIONS HAUTE TEMPERATURE

Publication

EP 1721023 A1 20061115 (EN)

Application

EP 05711109 A 20050221

Priority

  • SE 2005000249 W 20050221
  • SE 0400452 A 20040223

Abstract (en)

[origin: WO2005080622A1] The present invention relates to a product of ferritic stainless steel manufactured according to the process of this invention, which product has increased resistance to cyclic and continuous thermal load and oxidation at elevated temperatures and which has improved mechanical properties at said temperatures as well as use thereof in the form of wire, strip, foil and/or tube in high-temperature applications such as in catalytic converter applications, in heating and furnace applications and which has the following composition (in % by weight): less than 1 % of Ni, 15-25 % of Cr, 4,5-12 % of Al, 0,5-4 % of Mo, 0,01-1,2 % of Nb, 0-0,5 % of Ti, 0-0,5 % of Y, Sc, Zr and/or Hf, 0-0,2 % of one or more rare earth metals (REM) such as, for instance, Ce or La, 0-0,2 % of C, 0-0,2 % of N, with the balance iron and normally occurring impurities.

IPC 8 full level

C22C 38/06 (2006.01); C22C 38/18 (2006.01); C22C 38/48 (2006.01)

IPC 8 main group level

C22C (2006.01)

CPC (source: EP KR SE US)

C22C 38/02 (2013.01 - EP US); C22C 38/04 (2013.01 - EP US); C22C 38/06 (2013.01 - EP US); C22C 38/18 (2013.01 - KR); C22C 38/22 (2013.01 - EP SE US); C22C 38/26 (2013.01 - EP SE US); C22C 38/28 (2013.01 - SE)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2005080622 A1 20050901; CN 1918314 A 20070221; EP 1721023 A1 20061115; JP 2007524001 A 20070823; KR 20060127063 A 20061211; SE 0400452 D0 20040223; SE 0400452 L 20050824; SE 527742 C2 20060530; US 2008210348 A1 20080904

DOCDB simple family (application)

SE 2005000249 W 20050221; CN 200580004697 A 20050221; EP 05711109 A 20050221; JP 2006554058 A 20050221; KR 20067014643 A 20060720; SE 0400452 A 20040223; US 58994505 A 20050221