Results 21 to 30 of about 547,840 (265)

Mechanical Behavior and Microstructure Evolution during High-Temperature Tensile Deformation of MnE21 Magnesium Alloy

open access: yesMetals, 2022
In this study, tensile tests for magnesium–manganese rare earth alloy (MnE21) were conducted with a WDW-300 high-temperature universal testing machine at different temperatures (300 °C~500 °C) and strain rates (1 × 10−4s−1~1 × 10−1s−1).
Xiangji Li   +3 more
doaj   +1 more source

A Study at the Workability of Ultra-High Strength Steel Sheet by Processing Maps on the Basis of DMM

open access: yesHigh Temperature Materials and Processes, 2017
The hot workability of the ultra-high strength steel BR1500HS has been investigated by processing maps. A series of hot deformation tensile tests were carried out on a Gleeble-3500 thermal simulator in the deformation temperature range of 773–1,223 K and
Xia Yu Feng   +3 more
doaj   +1 more source

Thermomechanical Processing of AZ31-3Ca Alloy Prepared by Disintegrated Melt Deposition (DMD)

open access: yesCrystals, 2020
Mg-3Zn-1Al (AZ31) alloy is a popular wrought alloy, and its mechanical properties could be further enhanced by the addition of calcium (Ca). The formation of stable secondary phase (Mg,Al)2Ca enhances the creep resistance at the expense of formability ...
Kamineni Pitcheswara Rao   +3 more
doaj   +1 more source

The Study on Forming Property at High Temperature and Processing Map of 2219 Aluminum Alloy

open access: yesMetals, 2021
2219 aluminum alloy is a kind of high-strength Al-Cu-Mn alloy that can be strengthened by heat treatment. Its mechanical property parameters and forming properties are greatly affected by the deformation rate, temperature and strain. Taking 2219 aluminum
Xiang-Dong Jia   +3 more
doaj   +1 more source

Hot Deformation Behavior and Processing Map of GH901 Superalloy

open access: yesMetals, 2021
During the forging process GH901 superalloys easily produce cracks and defects, such as coarse crystals in tissues, which affect the performance of the alloy.
Rui Ma   +4 more
doaj   +1 more source

Microstructure and Hot Deformation Behaviour of Twin-Roll Cast AZ31 Magnesium Wire

open access: yesCrystals, 2022
Due to their low density and high specific strength, magnesium alloys offer great potential as a design material for lightweight construction. An economical and energy-efficient method for the production of magnesium wire is the technology of twin-roll ...
Falko Arndt   +4 more
doaj   +1 more source

The HIT Network for Children and Adolescents With CNS Tumors Facilitates Improvements of Diagnostic Assessments, Multimodal Treatments, Individual Counseling, and Research in Germany, Austria, and Switzerland

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background The HIT network was established in 2000 to create a population‐based structure aiming to improve survival rates and reduce late effects for children with central nervous system (CNS) tumors by conducting comprehensive clinical trials.
Stefan Rutkowski   +59 more
wiley   +1 more source

Formability of a HSAS based on hot processing maps and texture analyses

open access: yesMaterials Research Express, 2019
Aiming to improve the formability of a HSAS Docol 1500 Bor, hot processing maps were obtained based on Prasad, Babu and Murty instability criteria. The hot processing maps based on the above instability criteria are similar and the explanation of its ...
Zhiqiang Yang   +5 more
doaj   +1 more source

Flow behavior and microstructure evolution of Al-3.65Cu-0.98Li (wt%) alloy during hot deformation

open access: yesMaterials Research Express, 2022
The phenomenological constitutive model, processing map and microstructure evolution of Al-3.65Cu-0.98Li (wt%) alloy were studied by means of isothermal compression tests conducted on a Gleeble-3500 isothermal simulator in the temperature range of 350 °C−
Hai-tao Lin   +6 more
doaj   +1 more source

Hot Workability and Microstructural Evolution of Ti-5.5Al-5Mo-5V-2Nb-1Fe-1Zr Titanium Alloy Based on the Different Phase Zones during Plastic Deformation at High Temperatures

open access: yesMetals, 2023
Hot workability and microstructural evolution of Ti-5.5Al-5Mo-5V-2Nb-1Fe-1Zr titanium alloy, which is also called Ti555211 titanium alloy, are investigated during compressive deformation at different temperatures and strain rates.
Yushe Gao   +8 more
doaj   +1 more source

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