EP 3686293 B1 20210623 - A HIGH STRENGTH HIGH DUCTILITY COMPLEX PHASE COLD ROLLED STEEL STRIP OR SHEET
Title (en)
A HIGH STRENGTH HIGH DUCTILITY COMPLEX PHASE COLD ROLLED STEEL STRIP OR SHEET
Title (de)
HOCHFESTES KALTGEWALZTES STAHLBAND ODER -BLECH MIT HOHER DUKTILITÄT UND KOMPLEXER PHASE
Title (fr)
BANDE OU FEUILLE D'ACIER LAMINÉE À FROID EN PHASE COMPLEXE HAUTE RÉSISTANCE ET PRÉSENTANT UNE DUCTILITÉ ÉLEVÉE
Publication
Application
Priority
EP 19153131 A 20190122
Abstract (en)
[origin: EP3686293A1] The invention relates to a cold rolled steel strip or sheet having a composition consisting of (in wt. %):balance Fe apart from impurities, the cold rolled steel has a multiphase microstructure comprising a matrix mainly composed of tempered martensite and has a tensile strength (R<sub>m</sub>) of at least 1380 MPa.
IPC 8 full level
C21D 8/02 (2006.01); C21D 1/18 (2006.01); C21D 1/25 (2006.01); C21D 8/04 (2006.01); C21D 9/46 (2006.01); C21D 9/48 (2006.01)
CPC (source: EP)
C21D 1/18 (2013.01); C21D 1/25 (2013.01); C21D 8/0247 (2013.01); C21D 8/0273 (2013.01); C21D 8/0447 (2013.01); C21D 8/0468 (2013.01); C21D 8/0473 (2013.01); C21D 9/46 (2013.01); C21D 9/48 (2013.01); C21D 2211/001 (2013.01); C21D 2211/002 (2013.01); C21D 2211/008 (2013.01)
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 3686293 A1 20200729; EP 3686293 B1 20210623; ES 2889200 T3 20220111
DOCDB simple family (application)
EP 19153131 A 20190122; ES 19153131 T 20190122