Results 91 to 100 of about 1,320 (253)

A direct approach to the evaluation of structural shakedown limit considering limited kinematic hardening and non-isothermal effect [PDF]

open access: yes, 2020
This paper presents a novel direct method for the structural shakedown analysis considering limited kinematic hardening and non-isothermal effect. The Melan’s static shakedown theorem is extended to consider limited kinematic hardening material and ...
Chen, Haofeng   +3 more
core   +1 more source

Roll-to-Roll Manufacturing of Robust Superhydrophobic Coating on Metallic Engineering Materials [PDF]

open access: yes, 2018
Creating a robust superhydrophobic surface on the conventional engineering materials at mass production is of great importance for self–cleaning, anti–icing, non–wetting surface and low flow resistance in industrial applications. Herein, we report a roll–
Bai, Xuelin   +8 more
core   +6 more sources

Mechanical Properties of GH4169 superalloy Prepared by Selective Laser Melting

open access: yesIOP Conference Series: Materials Science and Engineering, 2019
Using selective laser melting technique, 3 sets of GH4169 samples were formed by various laser power and scanning speed to prepare mechanical properties test specimens. The defects and porosity of the samples were measured by CT inspection. The tensile test was carried out at room temperature. The fracture morphology of the tensile samples was observed
Guohui Zhang   +6 more
openaire   +1 more source

Hot deformation behavior and dynamic recrystallization mechanism of NiCr19Fe19Nb5 high-temperature alloy [PDF]

open access: yes
The hot deformation behavior and dynamic recrystallization (DRX) mechanisms of as-cast NiCr19Fe19Nb5 alloy were investigated via isothermal compression tests using a Gleeble-3500 simulator 950–1150 ◦C and strain rates of 0.01–10 s− 1.
Cen, Zewei   +9 more
core   +1 more source

Effect of holding time and AgCuTi composite filler on microstructure and mechanical properties of GH4169/SiC vacuum brazed joints

open access: yesMaterials Research Express
The GH4169 superalloy and SiC ceramic were joined via vacuum brazing using AgCuTi filler and AgCuTi + Cu foam composite filler, respectively, to investigate their joint properties. The influence of holding time on the microstructure and shear strength of
Wei Wang, Liangping Cheng, Chao Cui
doaj   +1 more source

Influence of grain size on the high-temperature and low-cycle fatigue properties of GH4169 superalloy [PDF]

open access: yesJournal of Hebei University of Science and Technology
In response to the narrow hot working temperature range of GH4169 superalloy and the high risk of significant grain size disparity and mixed crystals in different sections during the preparation of large forged bars, which adversely affect its mechanical
〖JP   +6 more
doaj   +1 more source

Влияние концентрации напряжений на циклическое деформирование стали 20 при растяжении и кручении [PDF]

open access: yes, 2013
В роботі досліджується вплив концентрації напружень на втомну поведінку сталі 20 при осьовому навантаженні та випробуваннях на кручення. Експериментальні дослідження проведено на трубчастих зразках з отвором та без концентратору при одновісному ...
Gladskyi, M.   +5 more
core  

Fabrication of Solar Absorber Tube with Internal Fin Structure with IN718 and Effect of Boron with IN718 for Solar Absorber Tube Using Selective Laser Melting 3D Printing Technology [PDF]

open access: yes, 2022
This research aimed to fabricate Solar Absorber Tubes for Solar-Thermal Power Plant with internal fin structures using Selective Laser Melting (SLM) technology.
Afrin, Naznin Nuria
core   +1 more source

Foreign Object Damage characteristics and their effects on high cycle fatigue property of Ni-based superalloy GH4169 [PDF]

open access: gold, 2021
Xu Jia   +5 more
openalex   +1 more source

Correlating and evaluating the functionality-related properties with surface texture parameters and specific characteristics of machined components [PDF]

open access: yes, 2018
Machining-process-induced surface texture plays an indispensable role in determining surface integrity and final functional performance of the machined components.
Chang, Wenlong   +3 more
core   +1 more source

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