Enhanced fracture toughness in an annealed Al-Cu-Mg alloy by increasing Goss/Brass texture ratio
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- 作者：Qi Zhao ; Zhiyi Liu ; liuzhiyi335@163.com" class="auth_mail" title="E-mail the corresponding author ; Tiantian Huang ; Peng Xia ; Fudong Li
- 关键词：Al-Cu-Mg alloy ; Texture ; EBSD ; Fracture toughness
- 刊名：Materials Characterization
- 出版年：2016
- 出版时间：September 2016
- 年：2016
- 卷：119
- 期：Complete
- 页码：47-54
- 全文大小：1832 K
文摘
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Goss-grains are still able to facilitate crack deflection in the toughness testing.
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Brass-, S- and Copper-grains show little resistance to crack propagation in the toughness testing.
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The high Goss/Brass ratio is responsible for the enhanced fracture toughness.
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A new method to accurately evaluate the twist and tilt angle has been proposed.