EP 3891312 A4 20220921 - ALUMINUM EXTRUSION ALLOY
Title (en)
ALUMINUM EXTRUSION ALLOY
Title (de)
ALUMINIUMEXTRUSIONSLEGIERUNG
Title (fr)
ALLIAGE D'EXTRUSION D'ALUMINIUM
Publication
Application
Priority
- US 201862774661 P 20181203
- US 2019064188 W 20191203
Abstract (en)
[origin: WO2020117771A1] An aluminum alloy includes Si and Mg in amounts (wt.%) within a quadrilateral defined by the following coordinates on an Mg/Si plot: I: 1.15 Si, 0.70 Mg, II: 0.95 Si, 0.55 Mg; III: 0.75 Si, 0.65 Mg; and IV: 0.95 Si, 0.85 Mg. The alloy also includes, in weight percent: Mn 0.40 – 0.80 Fe 0.25 max Cr 0.05 – 0.18 Cu 0.30 – 0.90 Ti 0.05 max Zr 0.03 max Zn 0.03 max B 0.01 max with the remainder of the alloy being aluminum and unavoidable impurities in amounts of up to 0.05 wt.% each and 0.15 wt.% total.
IPC 8 full level
C22C 21/06 (2006.01); C22C 21/02 (2006.01); C22C 21/04 (2006.01); C22C 21/14 (2006.01); C22C 21/16 (2006.01); C22F 1/00 (2006.01); C22F 1/04 (2006.01); C22F 1/043 (2006.01); C22F 1/05 (2006.01)
CPC (source: EP US)
B21C 23/00 (2013.01 - US); C22C 21/02 (2013.01 - EP US); C22C 21/04 (2013.01 - EP); C22C 21/06 (2013.01 - EP); C22C 21/08 (2013.01 - US); C22C 21/14 (2013.01 - EP); C22C 21/16 (2013.01 - EP); C22F 1/00 (2013.01 - EP); C22F 1/04 (2013.01 - EP); C22F 1/043 (2013.01 - EP); C22F 1/05 (2013.01 - EP)
Citation (search report)
- [XI] CN 102319756 A 20120118 - SOUTHWEST ALUMINUM GROUP CO
- [XI] EP 3187604 A1 20170705 - KOBE STEEL LTD [JP]
- [A] EP 3339457 A1 20180627 - NORSK HYDRO AS [NO]
- [A] JP H01225756 A 19890908 - NIPPON LIGHT METAL CO
- See references of WO 2020117771A1
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)
WO 2020117771 A1 20200611; CA 3121249 A1 20200611; EP 3891312 A1 20211013; EP 3891312 A4 20220921; JP 2022513644 A 20220209; MX 2021006502 A 20210816; US 2022025489 A1 20220127
DOCDB simple family (application)
US 2019064188 W 20191203; CA 3121249 A 20191203; EP 19891782 A 20191203; JP 2021529819 A 20191203; MX 2021006502 A 20191203; US 201917299282 A 20191203