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Waspaloy

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Published: 01 June 2016
Fig. 13 Carbide precipitation in Waspaloy. (a) Favorable discrete grain-boundary type. Original magnification: 10,000×. (b) Less-favorable zipperlike, discontinuous type. Original magnification: 6800×. Source: Ref 13 More
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Published: 01 June 2016
Fig. 28 Grain-boundary films of MC (black) in Waspaloy, which was intentionally forged under poor conditions to cause grain-boundary films. Extraction replica: black objects were standing vertically in grain boundary prior to extraction. See also Fig. 13 in the article “Heat Treatment More
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Published: 01 June 2016
Fig. 32 Influence of different treatments on (a) the tensile properties of Waspaloy and (b) the Larson-Miller plot of Waspaloy. Source: Ref 19 More
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Published: 01 June 2016
Fig. 33 Minor phase concentration in Waspaloy as a function of temperature for long exposure times. Solution treated at 1080 °C (1975 °F). Composition: Ni-0.06%C-19.30%Cr-14.60%Co-4.39%Mo-3.06%Ti-1.42%Al-0.051%Zr More
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Published: 01 June 2016
Fig. 34 Postweld heat treatment cracking tendency of Waspaloy as a function of aging time and temperature. Nominal composition: Ni-20%Cr-14%Co-4%Mo-3%Ti-1%Al More
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Published: 01 January 1990
Fig. 2 Microstructure of (a) fully heat-treated Waspaloy showing MC and M 23 C 6 carbides. 3400×. (b) Fully heat-treated Udimet 700 showing cubical γ′. 6800×. Source: Ref 6 More
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Published: 01 January 1990
Fig. 3 Effect of cobalt content in Waspaloy on (a) rupture life at 730 °C (1345 °F) and 550 MPa (80 ksi) and (b) tensile strength at 535 °C (995 °F) More
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Published: 01 January 1990
Fig. 4 Effect of cobalt on cyclic oxidation resistance of Waspaloy at 1100 °C (2010 °F) and 1 h/cycle More
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Published: 01 January 2005
Fig. 27 Flow curves for Waspaloy. (a) Effect of temperature at a fixed effective strain rate of 1 s −1 . (b) Effect of strain rate at a fixed test temperature of 1038 °C (1900 °F). Flow softening at the higher temperature is a result of dynamic recrystallization. Source: Ref 48 More
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Published: 01 January 2002
Fig. 13 Grain-boundary carbide films in a Waspaloy forging. The films substantially reduced stress-rupture life. The specimen was electropolished before replication in a solution containing (by volume) 100 parts hydrochloric acid, 50 parts sulfuric acid, and 600 parts methanol. Transmission More
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Published: 01 January 2002
Fig. 19 Observation of failed nickel-base alloy (Waspaloy) specimen after rotating bend fatigue. (a) Macro view. (b) Micrograph. Source: Ref 43 More
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Published: 01 January 2002
Fig. 10 Metal carbide (MC) and grain-boundary film in a Waspaloy forging. The grain-boundary carbide films substantially reduce stress-rupture life. Transmission electron micrograph, 3400× More
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Published: 01 January 2005
Fig. 16 Roll formed Waspaloy casing with internal and external contours More
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Published: 01 January 2005
Fig. 50 Flow curves for Waspaloy determined in torsion test. (a) Effect of temperature at a fixed strain rate of 1 s −1 . (b) Effect of strain rate at a fixed test temperature of 1038 °C (1900 °F). Note pronounced flow softening at higher temperatures More
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Published: 01 January 2005
Fig. 1 Flow curves for Waspaloy. (a) Effect of temperature at a fixed effective strain rate of 1 s −1 . (b) Effect of strain rate at a fixed test temperature of 1038 °C (1900 °F). Flow softening at the higher temperature is a result of dynamic recrystallization. Source: Ref 4 More
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Published: 01 January 2005
Fig. 11 Flow stress data for Waspaloy. (a) Strain-rate dependence at 950 °C (1740 °F). (b) Temperature dependence at two strain rates. Source: Ref 17 More
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Published: 01 January 2005
Fig. 19 Portions of pseudobinary phase diagrams for (a) Waspaloy alloy held at temperature for 4 h and oil quenched; (b) alloy 901 held at solution temperature for 1 h and oil quenched; and (c) alloy 718 held at solution temperature for 1 h and air cooled. Source: Ref 25 More
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Published: 01 January 2005
Fig. 3 Waspaloy turbine engine case component that was produced by hot ring rolling. Courtesy of Ladish Company, Inc. More
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Published: 01 January 2005
Fig. 3 Orientation imaging micrograph of an IsoCon Waspaloy forging, showing the retained strain within each grain as gray-scale gradients that indicate variations in crystal orientation More
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Published: 01 January 1989
Fig. 16 Surface characteristics of Waspaloy (aged, 40 HRC) produced by ECM. (a) Gentle conditions produce a slight roughening of the surface and some intergranular attack. (b) Abusive conditions produce severe intergranular attack. (c) Microhardness is unaffected by the abusive conditions More