Joint development of a fourth generation single crystal superalloy

Proceedings of the International Symposium on Superalloys

Volumn , Issue , 2004, Pages 15-24

  Walston, S ^a   Cetel, A ^b   MacKay, R ^c   O'Hara, K ^a   Duhl, D ^b   Dreshfield, R ^c  

^a GE AVIATION   (United States)

^b PRATT AND WHITNEY   (United States)

^c NASA GLENN RESEARCH CENTER   (United States)

Author keywords

Alloy development; Creep rupture; Ruthenium; Single crystal superalloy; SRZ; TCP

Indexed keywords

CORROSION; CREEP; MICROSTRUCTURE; PRECIPITATION (CHEMICAL); RUTHENIUM; SINGLE CRYSTALS; STRENGTH OF MATERIALS;

ALLOY DEVELOPMENT; CREEP RUPTURE; MICROSTRUCTURAL STABILITY; SINGLE CRYSTAL SUPERALLOY;

SUPERALLOYS;

EID: 23744513914     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.7449/2004/superalloys_2004_15_24     Document Type: Conference Paper

References (8)

1. W.S. Walston, J.C. Schaeffer and W.H. Murphy, "A New Type of Microstructural Instability in Superalloys - SRZ", Superalloys 1996, ed. R.D.. Kissinger, et al, (Warrendale, PA: TMS, 1996), 9-18.
2. A. Cetel and D.N. Duhl, U.S. Patent 6,007,645, "Advanced High Strength, Highly Oxidation Resistant Single Crystal Superalloy Composition Having Low Cr Content", 1999.
3. K. O'Hara, W.S. Walston, E.W. Ross and R. Darolia, U.S. Patent 5,482,789, "Nickel Base Superalloy and Article", 1996.
4. P. Caron, "High γ′ Solvus New Generation Nickel-based Superalloys for Single Crystal Turbine Blade Applications", Superalloys 2000, ed. T.M. Pollock, et al, (Warrendale, PA: TMS, 1996), 737-746.
5. J.X. Zhang, et al, "Interfacial Dislocation Networks Strengthening a Fourth-Generation Single-Crystal TMS-138 Superalloy" Metallurgical and Materials Transactions A, 33A, (2002), 3741-3746.
6. P. Caron, "French Developments of Superalloys for Gas Turbine Disks and Blades", Advanced Materials and Processes for Gas Turbines", (Warrendale, PA: IMS, 2002), 17-28.
7. R. L. Dreshfield and K. J. Thomas, "Analyses of Elemental Partitioning in Advanced Nickel-Base Superalloy Single Crystals," NASA Technical Memorandum, HSR059, June 1998.
8. R. A. MacKay, et al., "Assessment of Creep Capability of HSR-EPM Turbine Airfoil Alloys," NASA Technical Memorandum, UEET001, February, 2001.