Hot deformation characteristics and dislocation substructure evolution of a nickel-base alloy considering effects of δ phase

DX Wen, YC Lin, XH Li, SK Singh - Journal of Alloys and Compounds, 2018 - Elsevier
The hot deformation characteristics of a nickel-base alloy with different contents of δ phase
(Ni 3 Nb) were studied by isothermal compressive experiments. The experimental data and …

An experimental study on micro-milling of a medical grade Co-Cr-Mo alloy produced by selective laser melting

G Allegri, A Colpani, PS Ginestra, A Attanasio - Materials, 2019 - mdpi.com
Cobalt-chromium-molybdenum (Co-Cr-Mo) alloys are very promising materials, in particular,
in the biomedical field where their unique properties of biocompatibility and wear resistance …

Strain rate and temperature dependent strain localization of a near α titanium alloy

L Zhang, A Pellegrino, D Townsend… - International Journal of …, 2020 - Elsevier
The tensile response of a near α Ti3Al2. 5V alloy, conceived for jet engine fan containment
applications, is characterized by Digital Image Correlation (DIC) technique at quasi-static …

Correction of flow curves and constitutive modelling of a Ti-6Al-4V alloy

M Hu, L Dong, Z Zhang, X Lei, R Yang, Y Sha - Metals, 2018 - mdpi.com
Isothermal uniaxial compressions of a Ti-6Al-4V alloy were carried out in the temperature
range of 800–1050° C and strain rate range of 0.001–1 s− 1. The effects of friction between …

Experimental and numerical study on micro-milling of CoCrW alloy produced by selective laser melting and casting

MA Oymak, E Bahçe, İ Gezer - Proceedings of the Institution …, 2024 - journals.sagepub.com
CoCrW can be produced using Additive Manufacturing (AM), while casting methods are
commonly used for applications such as dental prostheses. However, rapid heating and …

Physically-based constitutive model for flow behavior of a Ti-22Al-25Nb alloy at high strain rates

R Bobbili, V Madhu - Journal of Alloys and Compounds, 2018 - Elsevier
The objective of the study is to understand the dynamic flow behavior of Ti–22Al–25Nb alloy
at high temperatures using a modified Zerilli–Armstrong (ZA) model. To investigate the …

[HTML][HTML] Constitutive relationships of 21-4 N heat-resistant steel for the hot forging process

X Huang, B Wang, Y Zang, H Ji, B Guan, Y Li… - Journal of Materials …, 2020 - Elsevier
The Gleeble-1500D thermal simulator was used for the isothermal compression test of 21-
4N heat-resistant steel under the T range of 1273–1453 K and ε˙ of 0.01–10s− 1. Using the …

Application of Constitutive Models and Machine Learning Models to Predict the Elevated Temperature Flow Behavior of TiAl Alloy

R Zhao, J He, H Tian, Y Jing, J Xiong - Materials, 2023 - mdpi.com
The hot deformation behaviors of a Ti46Al2Cr2Nb alloy were investigated at strain rates of
0.001–0.1 s− 1 and temperatures of 910–1060° C. Under given deformation conditions, the …

On the development of material constitutive model for 45CrNiMoVA ultra-high-strength steel

X Hu, L Xie, F Gao, J Xiang - Metals, 2019 - mdpi.com
For the implementation of simulations for large plastic deformation processes such as cutting
and impact, the development of the constitutive models for describing accurately the …

Prediction on hot deformation behavior of spray-formed 7055 aluminum alloy via phenomenological models

X Wang, Q Pan, S Xiong, L Liu, Y Sun… - Transactions of Nonferrous …, 2018 - Elsevier
Hot compression tests in the temperature range of 340–450° C and strain rate range of
0.001–1 s− 1 of spray-formed 7055 aluminum alloy were carried out to study its hot …