EP 0214381 A1 19870318 - Aluminum-lithium alloy.
Title (en)
Aluminum-lithium alloy.
Title (de)
Aluminium-Lithiumlegierung.
Title (fr)
Alliage aluminium-lithium.
Publication
Application
Priority
US 78854185 A 19850820
Abstract (en)
An aluminium-lithium alloy exhibiting good fracture toughness and relatively high strength, having a composition of 2.0 to 2.4% Li, 0.3 to 0.9% Mg. 2.1 to 2.9% Cu, 0.08 to 0.15% Zr, up to 0.15% Fe, up to 0.12% Si, up to 0.25% Zn, up to 0.15% Ti, up to 0.1% Cr, balance Al. A preferred composition has 2.2% Li, 0.6% Mg, 2.5% Cu, 0.12% Zr, balance Al.
IPC 1-7
IPC 8 full level
C22C 21/12 (2006.01)
CPC (source: EP)
C22C 21/12 (2013.01)
Citation (search report)
- [XP] EP 0156995 A1 19851009 - BOEING CO [US]
- [XP] EP 0158571 A1 19851016 - CEGEDUR [FR]
- [A] ALUMINUM-LITHIUM ALLOYS II, Proceedings of the second International Aluminum-Lithium Conference, Monterey, California, 12th-14th April 1983, pages 255-285, The Metallurgical Society of AIME; R.J. KAR et al.: "Correlation of microstructures, aging treatments and properties of A1-Li-Cu-Mg-Zr I/M and P/M alloys"
Designated contracting state (EPC)
DE FR GB IT NL
DOCDB simple family (publication)
EP 0214381 A1 19870318; EP 0214381 B1 19911218; DE 3613224 A1 19870226; DE 3682983 D1 19920130
DOCDB simple family (application)
EP 86108331 A 19860619; DE 3613224 A 19860418; DE 3682983 T 19860619