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Updated: Jun 23, 2025

An Available Technique for Preparation of New Cast MnCuNiFeZnAl Alloy with Superior Damping Capacity and High Service Temperature

An Available Technique for Preparation of New Cast MnCuNiFeZnAl Alloy with Superior Damping Capacity and High Service Temperature

Published on: September 23, 2018

具有设计微结构和相位的高性能Mg合金.

Zhao Yang^1,2, Chao Xu¹, Shengnan Song¹

¹School of Materials Science and Engineering, Harbin Institute of Technology, Harbin 150001, China.

Materials (Basel, Switzerland)

|June 19, 2024

概括

此摘要是机器生成的。

这项研究开发了一种具有独特微观结构的高强度柔性合金. 动态再结晶和特定的相分布通过均的塑料变形来增强强度和柔性.

关键词:

裂的传播裂的传播当地菌株的演变.合金合金合金机械性能机械性能机械性能微观结构就是微观结构.

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Co-localizing Kelvin Probe Force Microscopy with Other Microscopies and Spectroscopies: Selected Applications in Corrosion Characterization of Alloys

Co-localizing Kelvin Probe Force Microscopy with Other Microscopies and Spectroscopies: Selected Applications in Corrosion Characterization of Alloys

Published on: June 27, 2022

Processing of Bulk Nanocrystalline Metals at the US Army Research Laboratory

Processing of Bulk Nanocrystalline Metals at the US Army Research Laboratory

Published on: March 7, 2018

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Last Updated: Jun 23, 2025

An Available Technique for Preparation of New Cast MnCuNiFeZnAl Alloy with Superior Damping Capacity and High Service Temperature

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Published on: September 23, 2018

Co-localizing Kelvin Probe Force Microscopy with Other Microscopies and Spectroscopies: Selected Applications in Corrosion Characterization of Alloys

Co-localizing Kelvin Probe Force Microscopy with Other Microscopies and Spectroscopies: Selected Applications in Corrosion Characterization of Alloys

Published on: June 27, 2022

Processing of Bulk Nanocrystalline Metals at the US Army Research Laboratory

Processing of Bulk Nanocrystalline Metals at the US Army Research Laboratory

Published on: March 7, 2018

科学领域:

材料科学材料科学材料科学
金工业是金工业的一个方面.
机械工程机械工程

背景情况:

合金对结构应用具有吸引力,因为它们的密度低.
在合金中实现高强度和可塑性之间的平衡仍然是一个重大挑战.
微结构工程对于优化合金的机械性能至关重要.

研究的目的:

设计和制造一种高强度和柔性Mg-Gd-Y-Zn-Zr合金.
通过使用数字图像相关性 (DIC) 调查塑性变形期间的局部应变演变.
了解微观结构和机械性能之间的关系.

主要方法:

Mg-Gd-Y-Zn-Zr. 的合金设计和制造.
高分辨率数字图像相关性 (DIC) 用于局部菌株分析.
微结构性特征 (例如,相位识别,粒度大小分析).

主要成果:

这种合金表现出具有β,γ',LPSO相的双模微结构.
挤出比率的增加使动态再结晶 (DRX) 的体积分数从30%提高到75%.
观察到高强度-柔性协同作用,归因于谷物精炼,β颗粒和LPSO阶段.

结论:

Mg-Gd-Y-Zn-Zr合金表现出极好的强度-柔性协同作用.
应变传递机制和LPSO相的存在促进了均的塑性变形,增强了柔性.
通过挤出比的微结构控制是实现合金优越机械性能的关键.