Results 1 to 10 of about 30,027 (215)

Enhanced strength of dual-phase Ti6242 alloy via a heterogeneous microstructure

Materials & Design, 2023
In α + β titanium alloys, increasing the amount of α/β phase boundaries via conventional heat treatment usually improves the strength but significantly deteriorates the alloy’s ductility.
Tingyi Lin, Lei Zhou, Pingwei Xu, Yingfei Guo, Hang Luo, Zhihai Cai, Haidou Wang, Jing Li, Yilong Liang, Yu Liang   +9 more
doaj   +3 more sources

Strain-induced heterogeneous bimodal microstructure behavior of Mg-Gd-Y-Zn-Zr alloy containing LPSO phase during hot compression

Journal of Materials Research and Technology, 2023
In this study, the isothermal compression experiments of Mg-Gd-Y-Zn-Zr alloy at 450 °C and 0.01 s−1 under different strains were carried out to investigate the microstructure evolution and the formation mechanism of the heterogeneous microstructure.
Jingjing Jia, Honglei Zhang, Mu Meng, Xue Yang, Xuhui Zhang, Zhimin Zhang   +5 more
doaj   +3 more sources

Comparative study on contribution of bimodal microstructure and heterogeneous microstructure to mechanical properties of ZK60 alloy

Journal of Materials Research and Technology
In this work, we compared the effects of bimodal microstructure and heterogeneous microstructure on the mechanical properties and strengthening mechanisms of ZK60 alloy.
Hang Zhang, Yue Gao, Rongguang Li, Boshu Liu, Shanshan Li, Yan Tang, Yuehong Zhang, Gaowu Qin   +7 more
doaj   +3 more sources

Deformation mechanism of multi-DoF formed AZ91 alloy with heterogeneous microstructure

Materials & Design
Strength-ductility trade-off is a prominent problem that severely limits application of magnesium alloys, which has been effectively solved by introduction of heterogeneous microstructure.
Fang Chai, Jianqiang Feng, Xinghui Han, Xuan Hu, Yonggui Wang, Zushen Deng, Lin Hua   +6 more
doaj   +3 more sources

Mechanical Properties and Microstructure Evolution of Mg-Gd Alloy during Aging Treatment

Metals, 2021
Rare-earth-containing Mg alloys are a group of widely investigated alloys due to the disperse nano-sized precipitations formed during heat treatment. The underlying formation and strengthening mechanisms of precipitation is critical for their industrial ...
Yi Liu, Yang Song, Na Li, Xuechao Sha, Mengning Xu, Bin Chen, Bo Gao, Lirong Xiao, Hao Zhou   +8 more
doaj   +1 more source

Metallic Glassy Hollow Microfibers

Metals, 2022
Hollow microfibers can be fabricated by using different materials such as metals and glass. The inner diameter of strong, tough, and conductive metallic tubes is on a submillimeter scale while that of quartz glass tubes made by thermoplastic forming can ...
Jing Zhao, Jun Yi, Bo Huang, Gang Wang
doaj   +1 more source

Heterogeneous microstructure of the bonding zone and its dependence on preheating in hybrid manufactured Ti-6Al-4V

Materials Research Letters, 2021
Hybrid manufacturing (HM) Ti-6Al-4V components combining the advantages of forging and additive manufacturing were achieved. The bonding zone of the HMed component joins the substrate and the additive manufactured zone and its α′-α/α′/αm-α/β ...
Dingcong Cui, Yashan Zhang, Feng He, Jiankai Ma, Kaiwei Zhang, Zhongsheng Yang, Junjie Li, Zhijun Wang, Ji-jung Kai, Jincheng Wang, Feng Jun   +10 more
doaj   +1 more source

Change In Microstructure and Mechanical Properties Of Four-Layer Stack ARB Processed Complex Aluminum Sheet with Annealing [PDF]

Archives of Metallurgy and Materials, 2021
The four-layer stack accumulative roll bonding (ARB) process using AA1050, AA5052 and AA6061 alloy sheets is performed up to 2 cycles without a lubricant at room temperature.
Sang-Hyeon Jo, Seong-Hee Lee
doaj   +1 more source

Laser Powder Bed Fusion of Potential Superalloys: A Review

Metals, 2020
The laser powder bed fusion (LPBF) is an additive manufacturing technology involving a gradual build-on of layers to form a complete component according to a computer-aided design.
Prince Valentine Cobbinah, Rivel Armil Nzeukou, Omoyemi Temitope Onawale, Wallace Rwisayi Matizamhuka   +3 more
doaj   +1 more source

Tailoring Heterogeneous Microstructure in a High-Strength Low-Alloy Steel for Enhanced Strength-Toughness Balance

Metals, 2021
The attainment of both strength and toughness is of vital importance to most structural materials, although unfortunately they are generally mutually exclusive.
Yishuang Yu, Minliang Gao, Bin Hu, Chang Tian, Xuequan Rong, Zhenjia Xie, Hui Guo, Chengjia Shang   +7 more
doaj   +1 more source