EP 3529392 A1 20190828 - HIGH STRENGTH COLD ROLLED STEEL SHEET FOR AUTOMOTIVE USE
Title (en)
HIGH STRENGTH COLD ROLLED STEEL SHEET FOR AUTOMOTIVE USE
Title (de)
HOCHFESTES KALTGEWALZTES STAHLBLECH ZUR AUTOMOTIVEN VERWENDUNG
Title (fr)
TÔLE D'ACIER LAMINÉE À FROID À HAUTE RÉSISTANCE DESTINÉE À ÊTRE UTILISÉE DANS LES AUTOMOBILES
Publication
Application
Priority
- SE 1651545 A 20161125
- EP 2017080322 W 20171124
Abstract (en)
[origin: WO2018096090A1] The invention relates to A high strength cold rolled steel sheet having a composition consisting of the following elements (in wt. %): C 0.07 - 0.15 Mn 2.3 - 3.2 Si 0.6 - 1.2 Cr 0.05 - 0.5 Al ≤ 0.2 Nb ≤ 0.1 balance Fe apart from impurities, a multiphase microstructure comprising a matrix of bainitic ferrite and a tensile strength (Rm) of 980 – 1100 MPa
IPC 8 full level
C22C 38/02 (2006.01); C21D 8/02 (2006.01); C22C 38/06 (2006.01); C22C 38/38 (2006.01)
CPC (source: EP KR SE US)
C21D 6/002 (2013.01 - US); C21D 8/0205 (2013.01 - US); C21D 8/0226 (2013.01 - US); C21D 8/0236 (2013.01 - EP KR US); C21D 8/0263 (2013.01 - US); C21D 9/46 (2013.01 - EP KR US); C22C 38/02 (2013.01 - EP KR SE US); C22C 38/04 (2013.01 - EP KR SE US); C22C 38/06 (2013.01 - EP KR SE US); C22C 38/12 (2013.01 - EP KR SE); C22C 38/18 (2013.01 - EP KR SE US); C22C 38/26 (2013.01 - EP KR SE); C22C 38/38 (2013.01 - EP KR SE); C21D 2211/001 (2013.01 - EP KR US); C21D 2211/002 (2013.01 - EP KR US); C21D 2211/005 (2013.01 - EP KR US); C21D 2211/008 (2013.01 - EP KR US)
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
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2018096090 A1 20180531; CN 110268085 A 20190920; EP 3529392 A1 20190828; EP 3529392 B1 20210217; JP 2020509162 A 20200326; JP 2023099015 A 20230711; JP 7498562 B2 20240612; KR 20190089183 A 20190730; SE 1651545 A1 20180306; SE 540040 C2 20180306; US 2019352750 A1 20191121
DOCDB simple family (application)
EP 2017080322 W 20171124; CN 201780073115 A 20171124; EP 17808049 A 20171124; JP 2019528078 A 20171124; JP 2023065875 A 20230413; KR 20197018164 A 20171124; SE 1651545 A 20161125; US 201716461689 A 20171124