Global Patent Index - EP 2233594 A1

EP 2233594 A1 20100929 - Nickel-base alloy for a steam turbine rotor and steam turbine rotor thereof

Title (en)

Nickel-base alloy for a steam turbine rotor and steam turbine rotor thereof

Title (de)

Alliage à base de nickel pour rotor de turbine d'un système de turbine à vapeur et rotor de turbine de turbine à vapeur l'utilisant

Title (fr)

Legierung auf Nickelbasis für den Turbinenrotor eines Dampfturbinensystems und Turbinenrotor einer Dampfturbine damit

Publication

EP 2233594 A1 20100929 (EN)

Application

EP 10002795 A 20100317

Priority

JP 2009066517 A 20090318

Abstract (en)

A nickel (Ni)-base alloy for a turbine rotor of a steam turbine containing, in mass%, carbon (C): 0.01% to 0.15%, chromium (Cr): 18% to 28%, cobalt (Co): 10% to 15%, molybdenum (Mo): 8% to 12%, aluminum (Al): 0.5% to less than 1.5%, titanium (Ti): 0.7% to 3.0%, and boron (B): 0.001% to 0.006%, the balance being nickel (Ni) and unavoidable impurities.

IPC 8 full level

C22C 1/02 (2006.01); C22C 19/05 (2006.01); C22F 1/10 (2006.01); F01D 1/00 (2006.01)

CPC (source: EP US)

C22C 1/02 (2013.01 - EP US); C22C 1/023 (2013.01 - EP US); C22C 19/05 (2013.01 - EP US); C22C 19/055 (2013.01 - EP US); C22C 19/056 (2013.01 - EP US); C22F 1/10 (2013.01 - EP US); F01D 5/28 (2013.01 - EP US); F05D 2220/31 (2013.01 - EP US)

Citation (applicant)

JP H07150277 A 19950613 - INCO ALLOYS INT

Citation (search report)

Designated contracting state (EPC)

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 SE SI SK SM TR

Designated extension state (EPC)

AL BA ME RS

DOCDB simple family (publication)

EP 2233594 A1 20100929; EP 2233594 B1 20150617; CN 101838757 A 20100922; JP 2010215989 A 20100930; JP 5127749 B2 20130123; US 2010239425 A1 20100923

DOCDB simple family (application)

EP 10002795 A 20100317; CN 201010144757 A 20100318; JP 2009066517 A 20090318; US 72507810 A 20100316