Results 131 to 140 of about 635 (184)

Hot Deformation Behavior and Processing Map of Waspaloy

open access: yesJournal of the Korea Academia-Industrial cooperation Society
Jae-Hyo Jeong, Sang-Gon Lee, Ji-Seop Ahn
openaire   +1 more source

Maximizing the integrity of linear friction welded Waspaloy

open access: yesMaterials Science & Engineering A: Structural Materials: Properties, Microstructure and Processing, 2012
Abstract The Ni-base superalloy, Waspaloy, was linear friction welded (LFWed) under various processing parameters and then subjected to a post weld heat treatment (PWHT). Tensile testing integrated with the optical image correlation Aramis® system indicated that there is a critical axial shortening value (2 mm) below which LFWed and post weld heat ...
A Chamanfar   +2 more
exaly   +4 more sources

Theoretical and practical approaches to creep of Waspaloy

Materials Science and Technology, 2009
After normalising the applied stress through the ultimate tensile strength at each creep temperature, the creep and creep fracture properties of Waspaloy at 873 to 1023 K are superimposed onto ‘master curves’ using an Arrhenius term containing the activation energy for lattice diffusion in the nickel alloy matrix (∼276 kJ mol−1).
B Wilshire
exaly   +2 more sources

Investigation on hot deformation behavior of Waspaloy

Materials Science & Engineering A: Structural Materials: Properties, Microstructure and Processing, 2013
Abstract The hot deformation behavior of the Waspaloy was investigated by means of hot compression tests, metallographic observations and processing map at temperature between 950 °C and 1150 °C, strain rate between 0.01 s −1 and 10 s −1 under strain of 0.8.
Amir Amiri   +2 more
exaly   +3 more sources

Low-cycle fatigue life prediction for Waspaloy

Materials at High Temperatures, 2002
Methodologies of correlating and predicting life to failure in low cycle fatigue are investigated for Waspaloy at various temperatures. The viscoplastic material model proposed by Chaboche was initially adopted in order to predict the inelastic behaviour observed in low cycle fatigue.
S J Williams
exaly   +2 more sources

Erosion behavior of uncoated Waspaloy and Waspaloy coated with titanium carbide

Surface and Coatings Technology, 1997
Abstract Turbines and engines operating in a particulate flow environment experience erosion and performance deterioration. The industrial approach for decreasing the erosion of machine components is to apply wear resistance coatings. This paper describes an experimental investigation performed to compare the behavior of uncoated and coated Waspaloy ...
Vesselin Shanov   +2 more
openaire   +1 more source

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