Results 11 to 20 of about 9,420 (187)

Ultrasonic Measurement of Axial Preload in High-Frequency Nickel-Based Superalloy Smart Bolt [PDF]

open access: yesSensors (Basel), 2022
A high-frequency, piezoelectric thin-film sensor was successfully deposited on a nickel-based superalloy bolt by radio frequency magnetron sputtering to develop a smart, nickel-based superalloy bolt.
Shuang Liu   +17 more
core   +2 more sources

Tensile Deformation and Fracture Behavior of Nickel-Based Superalloy DZ951G [PDF]

open access: yesMaterials (Basel), 2021
DZ951G is a novel developed nickel-based directional solidified superalloy with an incipient high melting point and low density. Compared with DZ417G superalloy, DZ951G superalloy has a higher ultimate tensile strength.
Yizhou Zhou   +4 more
core   +2 more sources

An investigation into cracking in nickel-base superalloy repair welds [PDF]

open access: yes, 2010
The nickel-base superalloy Rene 80 is considered very susceptible to liquation and strain-age cracking. Material in the solutionised condition is welded using the Cold Metal Transfer, or CMT process (with ductile filler alloy) and autogenously using a
Colegrove, Paul A.   +3 more
core   +1 more source

Influence of coating on the thermal resistance of a Ni-Based superalloy [PDF]

open access: yes, 2006
In this paper, the influence of M-CrAlY polycrystalline coating on the thermal fatigue behavior of a Nickel-base superalloy has been investigated. A special device using a rotating bending machine and two thermal sources has been used to perform thermo ...
Stephan, Nicolas   +2 more
core   +1 more source

Investigation of delamination mechanisms during a laser drilling on a cobalt-base superalloy [PDF]

open access: yes, 2013
Temperatures in the high pressure chamber of aircraft engines are continuously increasing to improve the engine efficiency. As a result, constitutive materials such as cobalt and nickel-base superalloys need to be thermally protected.
SCHNEIDER, Matthieu   +8 more
core   +1 more source

Liquation and post-weld heat treatment cracking in Rene 80 laser repair welds [PDF]

open access: yes, 2012
An extensive experimental study on a nickel-based superalloy, Rene 80 using autogenous laser welding has been undertaken to determine the effect of the process parameters and weld bead geometry on cracking in the as-welded and post- weld heat treated ...
Colegrove, Paul A.   +7 more
core   +1 more source

Influence of grain orientation distribution on the high temperature fatigue behaviour of notched specimen made of polycrystalline nickel-base superalloy

open access: yes, 2021
Two different material batches made of random and textured orientated polycrystalline nickel-base superalloy René80 were investigated under isothermal low cycle fatigue tests at 850 °C for a notched specimen geometry.
Benedikt Engel   +7 more
core   +1 more source

Nickel-Base Superalloy Precipitation - Superalloy Lecture 11

open access: yes, 2021
This set of lectures is on "Nickel-Base Superalloy Precipitation" for the Superalloys & High Performance Materials course part 11. This part of the course was taught by Dr Alec Davis at The University of Manchester in 2021.
Materials Engineering   +1 more
core   +1 more source

Microstructural Evolution of Wrought-Nickel-Based Superalloy GH4169

open access: yes, 2022
To investigate the microstructural evolution of wrought-nickel-based superalloy GH4169 from the original ingot to the finished product of manufacturing processes, different kinds of etchants and etching methods were used to show the fine precipitates and
Zidong Wang   +7 more
core   +1 more source

Effects of microstructure on room temperature fatigue crack initiation and short crack propagation in Udimet 720Li Ni-base superalloy

open access: yes, 2008
An assessment of the effects of microstructure on room temperature fatigue crack initiation and short crack propagation in a Ni-base superalloy is presented.
Pang, H.T., Reed, P.A.S.
core   +1 more source

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