L Zhang, X Du, L Zhang, W Li, Y Liang, J Yu, N Zou… - Vacuum, 2021 - Elsevier
… [30] designed a CoCrNi-based MEA with heterogeneous grain structure and L1 2 -… and EL of the alloy are 2.0 GPa and 13%. In the present study, an FCC structured CoCrNi-based MEA …
Q Wang, T Zhang, Z Jiao, J Wang, D Zhao, G Wu… - Materials Science and …, 2023 - Elsevier
… The CoCrNiSi 0.3 C 0.048 MEA displays an ultra-high yield strength of 1.34 GPa, … These findings provide valuable insights into the development of high-performance alloys …
… combination of strength and ductility. In the present study, ultrafine-grained CoCrNi medium-entropy alloy with … The alloy exhibits superior cryogenic tensile properties with a tensile …
… exhibits an ultra-highstrength up to 2.1 … CoCrNi MEA not only exhibits high yield strength, but also possesses strong crack resistance. The highly distorted DTs provide the extra strength …
J Ma, Z Zhang, M Wei, F Jin - Materials Letters, 2024 - Elsevier
… In this work, the novel CoCrNi composite with as high fraction as 5 wt% TiC reinforcements … spherical CoCrNi powders, instead of blended powders of nano-TiC and CoCrNi powders. …
… The ultrahighstrength of coherent ODS CoCrNialloy is mainly attributed to the ultrafine-… The Y-ODS CoCrNialloy shows an ultrahigh yield strength of 1660 MPa, which is 320 MPa …
JX Chen, T Li, YY Tan, Y Chen, HY Wang… - Materials Science and …, 2024 - Elsevier
… limits service safety of metallic alloys, especially under various harsh circumstances. In this work, a novel ultra-strong (CoCrNi) 94.5 W 3 Ta 2.5 medium entropy alloy (MEA) with dual …
Y Xie, PC Zhao, YG Tong, JP Tan, BH Sun… - Science China …, 2022 - Springer
… Superior cryogenic tensile properties of ultrafine-grained CoCrNi medium-entropy alloy pro… lead to ultrahighstrength and uniform ductility in a Co-Cr-Ni mediumentropy alloy. Nat …
R Yang, L Yang, T Wang, Q Wang - Materials Science and Engineering: A, 2023 - Elsevier
This study introduces a powder metallurgy route (a combination of mechanical alloying (MA) and spark plasma sintering) to enhance the mechanical properties of equiatomic CoCrNi …