Results 31 to 40 of about 16,800 (255)

Thermal transport properties of Ni–Co-based superalloy

open access: yesAIP Advances, 2020
We report systematic measurements of thermal transport properties of a Ni–Co-based superalloy at temperatures ranging from room temperature to around 800 K.
Asuka Miura   +3 more
doaj   +1 more source

Causes analysis on cracks in nickel-based single crystal superalloy fabricated by laser powder deposition additive manufacturing

open access: yesMaterials & Design, 2018
Additive manufacturing is an advanced forming method to fabricate complex components, while cracks appear in the deposited nickel-based single crystal superalloy samples undesirably.
Zhipeng Zhou   +5 more
doaj   +1 more source

Studying the effect of Ruthenium on High Temperature Mechanical Properties of Nickel Based Superalloys and Determining the Universal Behavior of Ruthenium at Atomic Scale with respect to alloying elements, Stress and Temperature [PDF]

open access: yesResearch Ideas and Outcomes, 2016
Any property of a material is a function of its microstructure and microstructure is a function of material composition. So, to maximize the desired properties of a material, one has to understand the evolution of microstructure which in turn is nothing ...
Sriswaroop Dasari
doaj   +2 more sources

Hot extrusion characteristics and technique optimization for superalloy 617B tube

open access: yes工程科学学报, 2019
Nickel-base superalloy 617B is one of the most promising candidates for superheater and reheater pipes of advanced ultra-supercritical (AUSC) power plants.Hot extrusion is a key process during the manufacturing of superalloy 617B pipes.However, the high ...
JIANG He, DONG Jian-xin, ZHANG Mai-cang
doaj   +1 more source

Creep Behavior of Compact γ′-γ″ Coprecipitation Strengthened IN718-Variant Superalloy

open access: yesMetals, 2021
The development of high-temperature heavy-duty turbine disk materials is critical for improving the overall efficiency of combined cycle power plants.
Semanti Mukhopadhyay   +8 more
doaj   +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

The effect of platinum-aluminide coating features on high-temperature fatigue life of nickel-based superalloy Rene®80 [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2019
Low cycle fatigue is the most important failure mode in Aviation/Industrial engine rotary turbine parts. In this paper, the influence of Pt-aluminide coating parameters on high temperature low cycle fatigue behavior of superalloy Rene®80 which is used to
Barjesteh M.M.   +3 more
doaj   +1 more source

Process Map Definition for Laser Metal Deposition of VDM Alloy 780 on the 316L Substrate

open access: yesJournal of Manufacturing and Materials Processing, 2023
VDM Alloy 780 is a novel Ni-based superalloy that allows for approximately 50 °C higher operating temperatures, compared to Inconel 718, without a significant decrease in mechanical properties.
Pascal Paulus   +3 more
doaj   +1 more source

Keyhole TIG Welding of New Co-Lean Nickel-Based Superalloy G27

open access: yes, 2023
The influence of keyhole TIG (K-TIG) welding parameters on the weld geometry and defects of a new Co-lean nickel-based superalloy G27 was studied, and the microstructures of the heat-affected zone (HAZ) and fusion zone (FZ) of the K-TIG-welded Alloy G27 ...
Pick, Dario,   +3 more
core   +1 more source

Effect of laser powder bed fusion process parameters on the microstructural characteristics of Ni-Cr based alloy 625 [PDF]

open access: yes, 2023
openNowadays, additive manufacturing is having increasing use thanks to its ability to overcome the constraints associated with conventional manufacturing methods.
FASSINATO, EDOARDO
core  

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