Study of strain rate sensitivity exponent and strain hardening exponent of typical titanium alloys

Y Zhu, J Fan, Z Li, Y Luo, Y Niu - Materials Today Communications, 2022 - Elsevier
In this study, the flow stress-strain curves of three typical titanium alloys, cast TA15 titanium
alloy (near α-type), cast Ti40 titanium alloy (full β-type) and cast TC21 titanium alloy (α+ β …

Effect of microstructural evolution and mechanical properties of Haynes 230 superalloy during long-term aging at 700° C

R Luo, Q Liu, P Gao, T Liu, H Ding, D Zhang… - Journal of Alloys and …, 2023 - Elsevier
The effect of long-term isothermal aging of Haynes 230 super-alloy in an advanced ultra-
supercritical (A-USC) power plant at 700° C for up to 10,000 h on microstructural evolution …

Effect of recrystallization annealing on microstructure and tensile properties of Inconel 617B alloy cold rolled pipes

T Liu, Q Zheng, X Cheng, R Luo, Y Zhang… - Materials Science and …, 2022 - Elsevier
The effects of recrystallization annealing on the microstructure evolution of Inconel 617B
alloy pipes and its tensile behavior at 750° C were investigated. As the annealing …

Hot Deformation Behavior and Mechanism of Ti–6Al–4V–2Mo–2Fe Titanium Alloy With Satisfactory Hot Workability

J Shen, Z Zhang, J Xie - Metallurgical and Materials Transactions A, 2023 - Springer
The high-temperature flow behavior, hot processing map, microstructure, and hot
deformation mechanism of Ti–6Al–4V–2Mo–2Fe (Ti6422) designed by the authors and …

Role of threshold stress in creep of IN740H, a γ′-lean Ni-based superalloy

C Kumar, AHV Pavan, SK Makineni, P Kumar - Materials Science and …, 2024 - Elsevier
IN740H, a Ni-based superalloy comprising a low-volume fraction of γ′, is a candidate
material to be used over long periods at high temperatures and stresses, as conditions …

Densification and microstructure formation mechanisms of 80 W-14Ni-6Fe fabricated by laser powder bed fusion

H Ye, Y Huang, C Wei, Y Liu - Journal of Alloys and Compounds, 2022 - Elsevier
Tungsten heavy alloys (WHAs) are typically refractory alloy, and machining tungsten alloy
components at room temperature is a challenge. Currently, Laser additive manufacturing …

Evolution of microstructure in nickel-based C-HRA-2 alloy during welding thermal simulation

D Kou, Z Chen, Z Chen, Y Li, Y Ma… - Materials Research …, 2023 - iopscience.iop.org
The welding heat-affected zone (HAZ) of C-HRA-2 nickel-based alloy at different welding
peak temperatures (T p)(850 to 1450 C) was obtained through welding thermal simulation …

Evolution of strain-induced precipitates in Inconel 617B alloy and their effect on flow behavior

T Liu, X Cheng, R Luo, Y Cao, H Ding, L Chen… - Journal of Alloys and …, 2022 - Elsevier
Strain-induced precipitation was systematically investigated in austenitic Inconel 617B
superalloy (IN617B) after deformation of 0.2 true strain in its service temperature range (700 …

Unveiling generation mechanism of grain boundary serration and its impact on mechanical behavior in a nickel-based superalloy

T Liu, X Cheng, H Ding, L Chen, Q Wang, S Cui… - Available at SSRN … - papers.ssrn.com
A systematically investigation was conducted on the serrations of grain boundaries in
Inconel 617B alloy under a slow cooling. The objective evaluation of the degree of grain …

Effects of powder feeding rate on microstructure and mechanical properties of GH4169

Y Zhang, C Liu, W Yao, S Shang… - … Conference on Medical …, 2022 - spiedigitallibrary.org
In this study, the GH4169 samples were prepared by Laser Melting Deposition (LMD) using
a SMAT 5M-060 HC fiber laser. By studying the effect of different powder feeding rates on …