EP 3368702 A1 20180905 - IMPROVED WROUGHT 7XXX ALUMINUM ALLOYS, AND METHODS FOR MAKING THE SAME
Title (en)
IMPROVED WROUGHT 7XXX ALUMINUM ALLOYS, AND METHODS FOR MAKING THE SAME
Title (de)
VERBESSERTE KNETLEGIERUNGEN AUS 7XXX-ALUMINIUM UND VERFAHREN ZUR HERSTELLUNG DAVON
Title (fr)
ALLIAGES D'ALUMINIUM 7XXX CORROYÉS AMÉLIORÉS, ET PROCÉDÉS DE PRODUCTION ASSOCIÉS
Publication
Application
Priority
- US 201562248165 P 20151029
- US 2016059120 W 20161027
Abstract (en)
[origin: WO2017075217A1] New wrought 7xxx aluminum alloys are disclosed. The new wrought 7xxx aluminum alloys generally include from 3.75 to 8.0 wt. % Zn, from 1.25 to 3.0 wt. % Mg, where the wt. % Zn exceeds the wt. % Mg, from 0.35 to 1.35 wt. % Cu, from 0.04 to 0.20 wt. % V, from 0.06 to 0.20 wt. % Zr, where V+Zr ≤ 0.23 wt. %, from 0.01 to 0.25 wt. % Ti, up to 0.50 wt. % Mn, up to 0.40 wt. % Cr, up to 0.35 wt. % Fe, and up to 0.25 wt. % Si, the balance being aluminum and impurities, wherein the wrought 7xxx aluminum alloy include not greater than 0.10 wt. % each of any one impurity, and wherein the wrought 7xxx aluminum alloy includes not greater than 0.35 wt. % in total of the impurities.
IPC 8 full level
C22C 21/10 (2006.01)
CPC (source: EP US)
C22C 21/10 (2013.01 - EP US); C22F 1/053 (2013.01 - EP 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 2017075217 A1 20170504; CA 3003158 A1 20170504; CA 3003158 C 20200707; CN 108291280 A 20180717; CN 108291280 B 20210511; EP 3368702 A1 20180905; EP 3368702 A4 20190717; EP 3368702 B1 20230816; EP 3368702 C0 20230816; HU E063975 T2 20240228; US 2017121795 A1 20170504
DOCDB simple family (application)
US 2016059120 W 20161027; CA 3003158 A 20161027; CN 201680070268 A 20161027; EP 16860785 A 20161027; HU E16860785 A 20161027; US 201615336443 A 20161027