Microstructural refinement and mechanical property enhancement of AZ91 magnesium alloy via room-temperature multi-directional forging [PDF]
This study investigates the microstructural transformation and mechanical behavior of an AZ91 magnesium alloy processed via multi-directional forging (MDF) at room temperature.
Mehmet Şahbaz, Sinan Nalkıran
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The effects of Sr additions, heat treatment (T4 and T6), and multi-directional forging on the microstructural evolution, mechanical properties and biodegradability of Mg–4Zn–xSr alloys were investigated.
Ehsan Gerashi +2 more
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Microstructural evolution and mechanical behavior of pearlitic steel under multi-directional forging
The mechanical behavior and the microstructural evolution of a pearlitic SAE 1080 steel were analyzed along 12 Multi-Directional Forging (MDF) cycles at room temperature and strain amplitude Δε ≈ 0.30 (MDF0.30). The resulting cumulative strain flow curve
Nayara Aparecida Neres da Silva +4 more
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Effect of grain boundary angle on anisotropic behavior of Al-Mg-Sc-Zr alloy sheets
Grain boundary optimization of Al-Mg-Sc-Zr alloy was carried out by multi-directional forging and annealing treatment, and the effects of mixed grain boundary structures on the anisotropic behavior of mechanical properties of alloy sheets were ...
ZHU Jiahao +6 more
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Textures in Multi-Directional Forged Mg by Neutron Diffraction [PDF]
Texture evolution in the MDF processed ZK60 along forging axis was investigated by advanced neutron diffraction. Texture analysis was related to the deformation mechanism. Results showed that basal planes deformation was dominated and accommodated by non-basal and twinning.
Gan, W. +3 more
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Tribological and mechanical investigation of multi-directional forged nickel [PDF]
AbstractTailoring material properties to specific application requirements is one of the major challenges in materials engineering. Grain size is a key factor affecting physical and mechanical properties of polycrystals materials, the presented work enables insight into how the pure nickel properties are affected by application of multi-directional ...
Djavanroodi, F, Ebrahimi, M, Nayfeh, JF
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Designing grain refinement passes for multi-direction forging: A phase-field crystal study
Multi-directional forging is an effective plastic deformation method for polycrystalline grain refinement, and the degree of refinement is closely related to the number of forging passes. However, the relationship between the degree of refinement and the
Zhuo Song +5 more
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Hot Deformation Behavior and Dynamic Recrystallization of Ultra High Strength Steel
In this paper, in order to improve the microstructure uniformity of an ultra-high strength martensitic steel with a strength greater than 2500 Mpa developed by multi-directional forging in the laboratory, a single-pass hot compression experiment with the
Liping Zhong +4 more
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Hardness, Microstructure and Strain Distributions in Commercial Purity Aluminum Processed by Multi Directional Forging (MDF) [PDF]
Severe plastic deformation (SPD) of metals leads to their strengthening and grain refinement, but to low uniform elongations. Low Strain Amplitude Multi Directional Forging (LSA-MDF) is an important method for increasing this low uniform elongation.
Natanael Geraldo Silva Almeida +5 more
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The multi-directional forging process of aluminium alloy 7075 (AA 7075) is studied using Deform 3D Version 11.0 simulation software. This process results in grain refinement in the bulk material.
C. Obara +4 more
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