EP 2597167 A1 20130529 - DS superalloy and component
Title (en)
DS superalloy and component
Title (de)
DS-Superlegierung und Bauteil
Title (fr)
Superalliage DS et composant
Publication
Application
Priority
EP 11190432 A 20111124
Abstract (en)
Nickel based directional solidified-alloy comprises (in wt.%): cobalt (9-11, preferably 10); chromium (4-6, preferably 5); molybdenum (1.7-2.1, preferably 1.9); tungsten (5.5-6.3, preferably 5.9); tantalum (6.8-7.6, preferably 7.2); titanium (0.8-1.2, preferably 1); aluminum (5.4-5.9, preferably 5.6); rhenium (1.8-2.2, preferably 2); hafnium (0.008-0.12, preferably 0.1); boron (0.006-0.01, preferably 0.008); carbon (0.13-0.15, preferably 0.12); and zirconium (0.004-0.006, preferably 0.005).
Abstract (de)
Durch die optimale Einstellung und der Gehalte von Rhenium, Tantal, Titan, Hafnium, Kohlenstoff, Bor und Zirkon wird eine hohe Gefügefestigkeit und Phasenstabilität bei erhöhten Temperaturen bei gleichzeitig guter Verarbeitbarkeit, hier insbesondere Gießbarkeit, erzielt.
IPC 8 full level
C22C 19/00 (2006.01)
CPC (source: EP US)
C22C 19/00 (2013.01 - EP US); C22C 19/057 (2013.01 - EP US); C22C 19/07 (2013.01 - US)
Citation (applicant)
- US 6024792 A 20000215 - KURZ WILFRIED [CH], et al
- EP 0892090 A1 19990120 - SULZER INNOTEC AG [CH]
- EP 0486489 B1 19941102 - SIEMENS AG [DE]
- EP 0786017 B1 19990324 - SIEMENS AG [DE]
- EP 0412397 B1 19980325 - SIEMENS AG [DE]
- EP 1306454 A1 20030502 - SIEMENS AG [DE]
Citation (search report)
- [A] US 4169742 A 19791002 - BUCHAKJIAN LEO JR [US], et al
- [A] US 4849030 A 19890718 - DAROLIA RAMGOPAL [US], et al
- [A] GB 2232685 A 19901219 - GEN ELECTRIC [US]
- [A] EP 0240451 A2 19871007 - UNITED TECHNOLOGIES CORP [US]
- [A] EP 0246082 A1 19871119 - GARRETT CORP [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)
EP 2597167 A1 20130529; EP 2597167 B1 20140423; US 2013136649 A1 20130530
DOCDB simple family (application)
EP 11190432 A 20111124; US 201213675266 A 20121113