Title (en)

FERRITE-BASED STAINLESS STEEL WITH HIGH RESISTANCE TO CORROSIVENESS CAUSED BY EXHAUST GAS AND CONDENSATION AND HIGH BRAZING PROPERTIES AND METHOD FOR MANUFACTURING SAME

Title (de)

FERRIT-BASIERTER ROSTFREIER STAHL MIT HOHER BESTÄNDIGKEIT GEGEN KORROSIVITÄT DURCH ABGAS UND KONDENSATION UND MIT GUTEN LÖTEIGENSCHAFTEN SOWIE VERFAHREN ZUR HERSTELLUNG DAVON

Title (fr)

ACIER INOXYDABLE À BASE DE FERRITE PRÉSENTANT UNE HAUTE RÉSISTANCE À LA CORROSIVITÉ PROVOQUÉE PAR DU GAZ D'ÉCHAPPEMENT ET LA CONDENSATION ET DES PROPRIÉTÉS AU BRASAGE ÉLEVÉES ET PROCÉDÉ POUR LA FABRICATION DE CE DERNIER

Publication

EP 3214198 A4 20180905 (EN)

Application

EP 15855321 A 20151030

Priority

• JP 2014222201 A 20141031
• JP 2015210741 A 20151027
• JP 2015080751 W 20151030

Abstract (en)

[origin: EP3214198A1] This ferritic stainless steel contains, by mass%, C: 0.001% to 0.030%; Si: 0.01% to 1.00%, Mn: 0.01% to 2.00%, P: 0.050% or less, S: 0.0100% or less, Cr: 11.0% to 30.0%, Mo: 0.01% to 3.00%, Ti: 0.001% to 0.050%, Al: 0.001% to 0.030%, Nb: 0.010% to 1.000%, and N: 0.050% or less, with a remainder being Fe and inevitable impurities, wherein an amount of Al, an amount of Ti, and an amount of Si (mass%) satisfy Al/Ti‰¥8.4Si-0.78.

IPC 8 full level

C22C 38/00 (2006.01); C21D 9/46 (2006.01); C22C 38/38 (2006.01); C22C 38/60 (2006.01)

CPC (source: EP KR US)

C21D 1/26 (2013.01 - EP); C21D 1/74 (2013.01 - KR); C21D 6/002 (2013.01 - EP US); C21D 8/0205 (2013.01 - EP US); C21D 8/0221 (2013.01 - KR); C21D 8/0236 (2013.01 - EP US); C21D 8/0247 (2013.01 - KR); C21D 8/0273 (2013.01 - EP US); C21D 9/46 (2013.01 - EP KR US); C22C 38/00 (2013.01 - US); C22C 38/001 (2013.01 - US); C22C 38/002 (2013.01 - US); C22C 38/004 (2013.01 - EP KR US); C22C 38/005 (2013.01 - EP US); C22C 38/008 (2013.01 - EP US); C22C 38/02 (2013.01 - EP US); C22C 38/04 (2013.01 - EP US); C22C 38/06 (2013.01 - EP US); C22C 38/20 (2013.01 - US); C22C 38/22 (2013.01 - EP KR US); C22C 38/24 (2013.01 - EP US); C22C 38/26 (2013.01 - EP KR US); C22C 38/28 (2013.01 - EP KR US); C22C 38/30 (2013.01 - EP US); C22C 38/32 (2013.01 - US); C22C 38/38 (2013.01 - EP KR US); C22C 38/42 (2013.01 - EP US); C22C 38/44 (2013.01 - EP US); C22C 38/46 (2013.01 - US); C22C 38/48 (2013.01 - EP US); C22C 38/50 (2013.01 - EP US); C22C 38/52 (2013.01 - US); C22C 38/54 (2013.01 - US); C22C 38/60 (2013.01 - EP KR US); C21D 2211/005 (2013.01 - KR)

Citation (search report)

• [X] GB 2335439 A 19990922 - JOHNSON MATTHEY PLC [GB]
• [I] EP 1227168 A1 20020731 - KAWASAKI STEEL CO [JP]
• [I] WO 2014157576 A1 20141002 - NIPPON STEEL & SUMIKIN SST [JP]
• [A] EP 2351868 A1 20110803 - NIPPON STEEL & SUMIKIN SST [JP]
• [A] EP 2166120 A1 20100324 - JFE STEEL CORP [JP]
• [A] EP 2639325 A1 20130918 - JFE STEEL CORP [JP]
• [A] JP 2011157616 A 20110818 - NISSHIN STEEL CO LTD
• [A] JP 2002363712 A 20021218 - KAWASAKI STEEL CO
• [A] JP 2010065278 A 20100325 - NISSHIN STEEL CO LTD
• [XI] JP 2014145097 A 20140814 - NIPPON STEEL & SUMIKIN SST
• [A] US 2013337289 A1 20131219 - HATANO MASAHARU [JP], et al
• [A] WO 2014157578 A1 20141002 - NIPPON STEEL & SUMIKIN SST [JP]
• [A] EP 2224030 A1 20100901 - NIPPON STEEL & SUMIKIN SST [JP]
• [A] JP 2009235555 A 20091015 - NIPPON STEEL & SUMIKIN SST
• [A] EP 2554701 A1 20130206 - NIPPON STEEL & SUMIKIN SST [JP]
• [A] JP 2011174152 A 20110908 - NISSHIN STEEL CO LTD
• [A] WO 2012086706 A1 20120628 - NIPPON STEEL & SUMIKIN SST [JP], et al
• [A] EP 1818421 A1 20070815 - UGINE & ALZ FRANCE [FR]
• See references of WO 2016068291A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

EP 3214198 A1 20170906; EP 3214198 A4 20180905; EP 3214198 B1 20220601; ES 2922207 T3 20220909; WO 2016068291 A1 20160506

DOCDB simple family (application)

EP 15855321 A 20151030; ES 15855321 T 20151030; JP 2015080751 W 20151030