Results 1 to 10 of about 547,721 (146)

Forging property, processing map, and mesoscale microstructural evolution modeling of a Ti-17 alloy with a lamellar (α+β) starting microstructure [PDF]

open access: yesScience and Technology of Advanced Materials, 2017
This work identifies microstructural conversion mechanisms during hot deformation (at temperatures ranging from 750 °C to 1050 °C and strain rates ranging from 10−3 s−1 to 1 s−1) of a Ti-5Al-2Sn-2Zr-4Mo-4Cr (Ti-17) alloy with a lamellar starting ...
Hiroaki Matsumoto   +5 more
doaj   +2 more sources

Matlab Software for Supervised Habitat Mapping of Freshwater Systems Using Image Processing

open access: yesRemote Sensing, 2021
We present a software package for the supervised classification of images useful for cover-type mapping of freshwater habitat (e.g., water surface, gravel bars, vegetation).
Johnathan M. Bardsley   +2 more
doaj   +1 more source

Analysis of hot deformation behavior and processing map of extruded AZ40 alloy

open access: yesCailiao gongcheng, 2021
The Gleeble-3500 thermal simulation tester was used to perform hot deformation behavior on the extruded AZ40 Mg alloy to analyze the trend of the true stress-strain curve after compression and to obtain the influence of the flow stress on the deformation
ZHI Sheng-xing   +6 more
doaj   +1 more source

Hot Workability Investigation of an Fe-Al-Ta Alloy Using Deformation Processing Maps

open access: yesMetals, 2023
Fe-Al-Ta alloys are expected to replace high-alloyed steels in steam turbine blades. However, the mechanical properties of the forged blades are still not optimal due to limited grain refinement during hot forging and the coarse-grained microstructure ...
Aliakbar Emdadi   +2 more
doaj   +1 more source

Hot Deformation Behavior and Microstructure Evolution of High-Strength Al-Zn-Mg-Cu Alloy

open access: yesMetals, 2022
An isothermal compression experiment was conducted to study the rheological behavior of Al-4.57Zn-1.50Mg-1.92Cu high-strength aluminum alloy at strain rates ranging from 0.1 to 20 s−1 and temperatures in the range of 573 to 773 K.
Jun Cai   +7 more
doaj   +1 more source

Characterization of Hot Deformation Behavior and Dislocation Structure Evolution of an Advanced Nickel-Based Superalloy

open access: yesMetals, 2020
The hot deformation behavior of an advanced nickel-based Haynes282 superalloy was systematically investigated employing isothermal compression tests in the sub-solvus and super-solvus temperature with various strain rates.
Zhihao Yao   +5 more
doaj   +1 more source

Hot Deformation Behavior and Constitutive Analysis of As-Extruded Mg–6Zn–5Ca–3Ce Alloy Fabricated by Rapid Solidification

open access: yesMetals, 2021
The plasticity of Mg–6Zn–5Ca–3Ce alloy fabricated by rapid solidification (RS) at room temperature is poor due to its hexagonal-close-packed (HCP) structure.
Chengli Bao   +6 more
doaj   +1 more source

Deformation and Fracture Characterization of an Mg-Sn-Ca Alloy Using 3D Processing Maps

open access: yesMetals, 2023
The deformation and fracture characterization of an Mg−2Sn−1Ca alloy were studied through uniaxial isothermal compression tests. The flow stress curves, the efficiency of power dissipation, the instability parameter and the fracture behavior of an Mg−2Sn−
Chenchen Zhi   +8 more
doaj   +1 more source

Hot deformation behavior of micro-alloyed steel using processing maps developed with different constitutive equations [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2022
The hot workability of microalloyed steel was studied in the deformation temperature range of 850–1200ºC and strain rate of 0.001-100s-1. The constitutive relation of flow stress with temperature, strain rate and strain was established to construct ...
Thakur S.K., Das A.K., Jha B.K.
doaj   +1 more source

Microstructure, Hot Deformation Behavior, and Textural Evolution of Mg-3Sn-2Al-1Zn-0.6Nd Alloy

open access: yesMetals, 2022
To prepare wrought magnesium alloys with excellent plastic deformation properties, Mg-3Sn-2Al-1Zn-0.6Nd alloys were prepared. A hot compression test of Mg-3Sn-2Al-1Zn-0.6Nd alloy was carried out on a thermo-mechanical simulator.
Yuhang Guo   +4 more
doaj   +1 more source

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