EP 2069549 A1 20090617 - STEEL PREFERABLY SUITABLE FOR MAKING SHELLS OF CASTER ROLLS FOR ALUMINIUM AND ITS ALLOYS AND RELEVANT HEAT TREATMENT
Title (en)
STEEL PREFERABLY SUITABLE FOR MAKING SHELLS OF CASTER ROLLS FOR ALUMINIUM AND ITS ALLOYS AND RELEVANT HEAT TREATMENT
Title (de)
STAHL, VORZUGSWEISE GEEIGNET ZUR HERSTELLUNG VON HÜLLEN VON GIESSWALZEN FÜR ALUMINIUM UND SEINE LEGIERUNGEN UND RELEVANTE WÄRMEBEHANDLUNG
Title (fr)
ACIER APPROPRIÉ, DE PRÉFÉRENCE, À LA FABRICATION DE VIROLES DE CYLINDRES DE COULÉE POUR L'ALUMINIUM ET SES ALLIAGES, ET TRAITEMENT THERMIQUE ADÉQUAT
Publication
Application
Priority
- IB 2007002600 W 20070903
- IT VI20060273 A 20060907
Abstract (en)
[origin: WO2008029268A1] The invention is a steel, advantageously but not exclusively for making rolling mills and/or continuous casting rolls, comprising a variable percentage - in weight - alloyed with iron Fe: C from 0.48 % to 0.60%, Mn from 0.45% to 0.60%, Si from 0.30% to 0.60%, Ni from 0.40% to 0.60%, Cr from 1.80% to 2.50%, Mo from 0.80% to 1.10%, V from 0.30% to 0.50%, W from 0.30% to 0.70%. The invention also concerns a heat treatment, a rolling mill and a shell for rolling mills.
IPC 8 full level
C22C 38/44 (2006.01); B22D 11/06 (2006.01); C22C 38/46 (2006.01); C22C 38/52 (2006.01)
CPC (source: EP)
B22D 11/0651 (2013.01); C21D 1/18 (2013.01); C21D 1/60 (2013.01); C21D 9/0068 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/44 (2013.01); C22C 38/46 (2013.01); C22C 38/52 (2013.01)
Citation (search report)
See references of WO 2008029268A1
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 LV MC MT NL PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA HR MK RS
DOCDB simple family (publication)
WO 2008029268 A1 20080313; AT E550449 T1 20120415; EP 2069549 A1 20090617; EP 2069549 B1 20120321; IT VI20060273 A1 20080308
DOCDB simple family (application)
IB 2007002600 W 20070903; AT 07804899 T 20070903; EP 07804899 A 20070903; IT VI20060273 A 20060907