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WAAM(焊接增材制造)Al-Zn-Mg-Cu合金的微观结构、缺陷、性能及失效 ...
本研究系统地探讨了线弧增材制造(WAAM)中微观结构缺陷与机械性能之间的关系。通过准原位EBSD实验阐明了孔洞和晶粒在控制失效机制中的作用。顶部、中部和底部区域的抗拉强度分别为467 MPa、437 MPa和489 MPa。强度与缺陷圆度之间存在强烈的负相关关系,相关 ...
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