[HTML][HTML] Creep Phenomena, Mechanisms, and Modeling of Complex Engineering Alloys

X Wu, R Liu, F Khelfaoui - Modelling, 2024 - mdpi.com
Metal creep has been a subject of extensive study for more than 110 years because it affects
the useful life of engineering components operating at high temperatures. This is even more …

Experimental investigation on creep behaviors and life prediction across phase-transformation of thermal aged 16MND5 steel

J Mao, Y Cai, C Cao, M Hua, L **e, M Chen… - International Journal of …, 2023 - Elsevier
Reactor pressure vessel (RPV) is one of the key equipment for nuclear power plant, and
long-term exposure to high temperature is an important factor causing its performance …

Microstructural evolution mediated creep deformation mechanism for the AlCoCrFeNi2. 1 eutectic high-entropy alloy under different testing conditions

Y Li, W Chen, C Lu, H Li, W Zheng, Y Ma, Y **… - Materials Science and …, 2022 - Elsevier
Abstract The AlCoCrFeNi 2.1 high-entropy alloys (HEAs) with a unique eutectic
microstructure of soft L1 2 and rigid B2 exhibit outstanding mechanical performance at both …

Creep behavior and life prediction of a reactor pressure vessel steel above phase‐transformation temperature via a deformation mechanism‐based creep model

C Lu, P Wang, S Zheng, X Wu, R Liu… - Fatigue & Fracture of …, 2023 - Wiley Online Library
For nuclear power generation as a carbon‐neutral energy source, in‐vessel retention (IVR)
must be implemented to maintain the structural integrity of nuclear reactor pressure vessel …

Characterization of multiaxial creep behaviors of 16MND5 steel at pre-and post-phase transformation

A Liao, J Zhu, D Wang, T **, Q Zhou, F Zhong… - Journal of Materials …, 2024 - Springer
In-vessel retention (IVR) constitutes a pivotal strategy aimed at ensuring the structural
integrity of the reactor pressure vessel (RPV). The lower cylinder is subjected to a high …

Research on creep test of compacted graphite cast iron and parameter identification of constitutive model under wide range of temperature and stress

G **g, S Li, G Chen, J Wei, S Sun, J Zhang - Applied Sciences, 2022 - mdpi.com
With the increase in engine power density, the temperature and stress carried by the
cylinder head during operation also increase. The thermal engine fatigue life prediction of …

Experimental and numerical study on multiaxial creep behavior of 16MND5 steel at 700℃

J Zhu, DS Wang, SY Bao, Q Zhou, ZX Qin… - Journal of Nuclear …, 2022 - Elsevier
In-vessel retention (IVR) is an effective strategy of ensuring the structural integrity of RPV
under severe accidents. In the IVR condition, due to the geometric discontinuity of pressure …

Creep Performance Study of Inconel 740H Weldment Based on Microstructural Deformation Mechanisms

X Wu, R Liu, X Zhang, X Wu… - Journal of …, 2024 - asmedigitalcollection.asme.org
The creep behavior of Inconel 740H weldment at the temperature of 760 C is investigated
experimentally and analytically using the deformation-mechanism-based true stress (DMTS) …

Tailoring microstructure and mechanical performance of Hastelloy N-Hastelloy N superalloy joint through modifying brazing processing parameters and post thermal …

Y He, F **ao, Y Sun, C Lu, S Chen, W Chen, H Li… - Materials …, 2021 - Elsevier
In this work, the Hastelloy N superalloy was joined using a newly-designed BNiCrWBSi
brazing filler alloy. Effects of brazing processing parameters and post thermal exposure on …

Creep performance characterization for Haynes 282TM using the deformation-mechanism-based true stress model

YP Ding, XJ Wu, R Liu, XZ Zhang… - Thermal Science and …, 2023 - Elsevier
The deformation-mechanism-based true-stress (DMTS) creep model is used to analyze
short-term (< 10000 h) creep test data for nickel-based alloy Haynes 282 in this research …