EP 4367278 A1 20240515 - NICKEL-BASED SUPERALLOY, SINGLE-CRYSTAL GUIDE VANE AND TURBINE ENGINE
Title (en)
NICKEL-BASED SUPERALLOY, SINGLE-CRYSTAL GUIDE VANE AND TURBINE ENGINE
Title (de)
SUPERLEGIERUNG AUF NICKELBASIS, EINKRISTALLINE LEITSCHAUFEL UND TURBINENMOTOR
Title (fr)
SUPERALLIAGE À BASE DE NICKEL, AUBE MONOCRISTALLINE ET TURBOMACHINE
Publication
Application
Priority
- FR 2107327 A 20210707
- FR 2022051340 W 20220705
Abstract (en)
[origin: WO2023281205A1] The invention relates to a nickel-based superalloy comprising in percentages by mass: 5.0 to 6.5% of aluminum, 0.50 to 2.5% of tantalum, 1.50 to 4.0% of titanium, 0 to 7.0% of cobalt, 12.0 to 16.0% of chromium, 0.50 to 2.5% of molybdenum, 0 to 2.0% of tungsten, 0.05 to 0.15% of hafnium, 0 to 0.15% of silicon, the remainder consisting of nickel and unavoidable impurities. The invention also relates to a single-crystal guide vane (20A, 20B) comprising such an alloy and to a turbine engine (10) comprising such a guide vane (20A, 20B).
IPC 8 full level
C22C 19/05 (2006.01); F01D 5/28 (2006.01)
CPC (source: EP)
C22C 19/056 (2013.01); F01D 5/28 (2013.01); F05D 2300/175 (2013.01)
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
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
WO 2023281205 A1 20230112; CN 117651783 A 20240305; EP 4367278 A1 20240515; FR 3125067 A1 20230113; FR 3125067 B1 20240119
DOCDB simple family (application)
FR 2022051340 W 20220705; CN 202280048363 A 20220705; EP 22754898 A 20220705; FR 2107327 A 20210707