Results 1 to 10 of about 42,942 (117)

A Mini-Review on the Thermal Fatigue Properties of Copper Materials Applied at the Front-End of Synchrotron Radiation Facilities [PDF]

open access: yesEntropy, 2023
Oxygen-free high-conductivity copper (OFHC), chromium-zirconium copper (CuCrZr), and Glidcop® AL-15 are widely used in the high heat load absorber elements at the front end of synchrotron radiation facilities.
Yunfei Sun   +6 more
doaj   +2 more sources

Effects of Voids on Thermal Fatigue Reliability of Solder Joints on Inner Rings in Ball Grid Array Packaging by Finite Element Analysis [PDF]

open access: yesMicromachines, 2023
Under alternating temperatures, the fatigue failure of solder balls caused by the mismatch of the thermal expansion coefficient is a key problem in a Ball Grid Array (BGA).
Xingwang Hu   +4 more
doaj   +2 more sources

Effects of laser shock processing, solid solution and aging, and cryogenic treatments on microstructure and thermal fatigue performance of ZCuAl10Fe3Mn2 alloy [PDF]

open access: yesChina Foundry, 2021
The materials used in variable temperature conditions are required to have excellent thermal fatigue performance. The effects of laser shock processing (LSP), solid solution and aging treatment (T6), and cryogenic treatment (CT) on both microstructure ...
*Guang-lei Liu, Yu-hao Cao, Lu-xin Shi
doaj   +1 more source

Thermal Fatigue Damage and Residual Mechanical Properties of WCu45/FeCr18Ni9 Steel Brazed Joint with NiCrSiBFe Filler Metal [PDF]

open access: yesArchives of Metallurgy and Materials, 2020
Thermal fatigue properties of WCu45/FeCr18Ni9 steel brazed joint with Ni-Cr-Si-B filler metal were investigated. Results indicated that the fatigue damage of Ni-based joint was aggravated with the increased of thermal fatigue cycles times.
Chunzhi Xia   +5 more
doaj   +1 more source

Effect of Cr, Mo, and V Elements on the Microstructure and Thermal Fatigue Properties of the Chromium Hot-Work Steels Processed by Selective Laser Melting

open access: yesMetals, 2022
Thermal fatigue is the main failure mode for chromium hot-work steels. In this study, pre-alloyed chromium hot-work steel powders with three different Cr, Mo, and V addition levels (low content (LH), medium content (MH), and high content (HH)) were used ...
Mei Wang   +6 more
doaj   +1 more source

Mathematical Model of Properties and Experimental Fatigue Investigation at Elevated Temperatures of Functionally Gradient Materials [PDF]

open access: yesEngineering and Technology Journal, 2023
Fatigue that occurs at elevated temperatures is called thermal fatigue. High temperatures and cycling loads cause thermal fatigue that can cause component failures.
Ziadoon M.R Al-hadrayi   +2 more
doaj   +1 more source

Effects of deep cryogenic treatment on the microstructure evolution, mechanical and thermal fatigue properties of H13 hot work die steel

open access: yesJournal of Materials Research and Technology, 2023
The service life of hot work die steel is significantly influenced by its microstructure and thermal fatigue properties. This paper explores the impact of deep cryogenic treatment (DCT) on H13 hot work die steel's microstructural evolution and mechanical
Jun Li   +6 more
doaj   +1 more source

Thermal Fatigue Crack Propagation Process and Mechanism of Multicomponent Al-7Si-0.3Mg Alloy

open access: yesCrystals, 2023
The thermal fatigue behavior of multicomponent Al-7Si-0.3Mg alloys in four different treatment states at typical temperature amplitudes 20 °C→350 °C was studied.
Zhengjun Wang   +4 more
doaj   +1 more source

ASSESSMENT OF THERMAL FATIGUE IN MIXING TEE BY FSI ANALYSIS

open access: yesNuclear Engineering and Technology, 2013
Thermal fatigue is a significant long-term degradation mechanism in nuclear power plants. In particular, as operating plants become older and life time extension activities are initiated, operators and regulators need screening criteria to exclude risks ...
MYUNG JO JHUNG
doaj   +1 more source

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