Hot tensile properties, microstructure evolution and fracture mechanisms of Ti-6Al-4V alloy with initial coarse equiaxed phases
Hot tensile experiments of a Ti-6Al-4V alloy with coarse equiaxed phases are implemented
at the temperatures of 800–900° C and strain rates of 0.0005–0.005 s− 1. All the flow stress …
at the temperatures of 800–900° C and strain rates of 0.0005–0.005 s− 1. All the flow stress …
Microstructure and hot deformation behavior of the Cu-Sn-Ni-Zn-Ti (-Y) alloy
D Xu, M Zhou, Y Zhang, S Tang, Z Zhang, Y Liu… - Materials …, 2023 - Elsevier
The effects of Y addition on the microstructure evolution in the Cu-Sn-Ni-Zn-Ti alloys during
hot deformation were investigated. The hot deformation experiments were carried out using …
hot deformation were investigated. The hot deformation experiments were carried out using …
Selective laser melting enabled additive manufacturing of Ti–22Al–25Nb intermetallic: excellent combination of strength and ductility, and unique microstructural …
To realize near net-shaping of hard-to-process intermetallics is an often challenging but
critical issue to their wider industrial applications. In this work, we report that an intermetallic …
critical issue to their wider industrial applications. In this work, we report that an intermetallic …
Investigation of the O phase in the Ti–22Al–25Nb alloy during deformation at elevated temperatures: plastic deformation mechanism and effect on B2 grain boundary …
B Shao, W Tang, S Guo, Y Zong, D Shan, B Guo - Acta Materialia, 2023 - Elsevier
Abstract The Ti–22Al–25Nb alloy, which possesses a complex microstructure, is a new type
of lightweight high-temperature structural material. Revealing the effects of microstructure …
of lightweight high-temperature structural material. Revealing the effects of microstructure …
[HTML][HTML] Comparison of hot deformation behaviour and microstructural evolution for Ti-5Al-5V-5Mo-3Cr alloys prepared by powder metallurgy and ingot metallurgy …
To realize the systematic comparison of the hot workability and guide the further hot-
processing of powder metallurgy (PM) and ingot metallurgy (IM) Ti-5Al-5V-5Mo-3Cr (Ti …
processing of powder metallurgy (PM) and ingot metallurgy (IM) Ti-5Al-5V-5Mo-3Cr (Ti …
Selective laser melting of Ti–22Al–25Nb intermetallic: Significant effects of hatch distance on microstructural features and mechanical properties
YH Zhou, WP Li, L Zhang, SY Zhou, X Jia… - Journal of Materials …, 2020 - Elsevier
Abstract Ti–22Al–25Nb (at.%) intermetallic is a light weight, high performance, high
temperature material with density of merely˜ 60% of Ni-based superalloys. The advent and …
temperature material with density of merely˜ 60% of Ni-based superalloys. The advent and …
[HTML][HTML] Refinement mechanism of centimeter-grade coarse grains in as-cast Ti2AlNb-based alloy during multi-directional forging
Centimeter-grade coarse grains commonly exist in heavy ingots of Ti 2 AlNb-based alloy
and severely deteriorate their workability. To investigate the refinement of coarse grains …
and severely deteriorate their workability. To investigate the refinement of coarse grains …
Modified Zerilli-Armstrong and Khan-Huang-Liang constitutive models to predict hot deformation behavior in a powder metallurgy Ti-22Al-25Nb alloy
KH Sim, YC Ri, CH Jo, OJ Kim, RS Kim, H Pak - Vacuum, 2023 - Elsevier
In order to establish constitutive models for a fine-grained Ti-22Al-25Nb alloy fabricated by
spark plasma sintering under high vacuum, isothermal uniaxial compression tests are …
spark plasma sintering under high vacuum, isothermal uniaxial compression tests are …
Hot deformation behavior and microstructural evolution of as-quenched 7055 Al alloy fabricated by powder hot extrusion
J Ren, R Wang, Y Feng, C Peng, Z Cai - Materials characterization, 2019 - Elsevier
Isothermal compression tests of powder hot-extruded 7055 Al alloy were carried out on a
Gleeble-3180 thermo-simulator at temperatures of 330–450° C and strain rates of 0.001–1 …
Gleeble-3180 thermo-simulator at temperatures of 330–450° C and strain rates of 0.001–1 …
Effects of Y2O3 on the hot deformation behavior and microstructure evolution of Al2O3-cu/35Cr3TiB2 electrical contact composites
Z Ma, M Zhou, H Li, K Jing, J Zhang, B Tian… - Materials …, 2024 - Elsevier
Abstract The Al 2 O 3-Cu/35Cr3TiB 2 and 0.5 Y 2 O 3/Al 2 O 3-Cu/35Cr3TiB 2 composites
were prepared by a combination of fast hot compression sintering and internal oxidization …
were prepared by a combination of fast hot compression sintering and internal oxidization …