作者：Xu, Tianqiu¹;Zhang, Meng¹;Wang, Jiachen²;Lu, Tao¹;Ma, Shuyuan¹;Liu, Changmeng¹; （¹School of Mechanical Engineering, Beijing Institute of Technology, Beijing; 100081, China;²Applied Mechanics Lab., School of Aerospace Engineering, Tsinghua University, Beijing; 100084, China）

出处：Journal of Manufacturing Processes 2022

摘要：Wire arc additive manufacturing (WAAM) is a promising additive manufacturing technique with growing acceptance in fabricating large size components. I ...

作者：Xu, Tianqiu¹; Liu, Jiawei²; Wang, Jiachen³; Lu, Tao¹; Ma, Shuyuan¹; Liu, Changmeng¹; （¹School of Mechanical Engineering, Beijing Institute of Technology, Beijing; 100081, China;²China Electronic Product Reliability and Environmental Testing Research Institute (CEPREI), Guangzhou; 511370, China;³Applied Mechanics Lab., School of Aerospace Engineering, Tsinghua University, Beijing; 100084, China）

出处：Journal of Manufacturing Processes 2022

关键词：Wire arc additive manufacturing;Mechanical anisotropy;Layer control method

摘要：Wire arc additive manufacturing (WAAM) is an important manufacturing technology for fabricating large-size titanium alloy parts, which has important a ...

作者：王贺，马树元，王嘉琛，鲁涛，刘长猛 （北京理工大学机械与车辆学院；北京理工大学先进结构技术研究院）

出处：中国有色金属学报 2021

关键词：丝材电弧增材制造；梯度结构材料；晶粒形态；显微组织；力学性能

摘要：利用丝材电弧增材制造的方法制备从TA15过渡为TC11的梯度结构材料,并对该梯度结构材料的晶粒形态、化学成分、显微组织和力学性能沿沉积方向的变化情况进行表征和研究。结果表明,从TA15到TC11,晶粒尺寸减小,并且发生从柱状晶到等轴晶的转变。合金元素的含量在短距离内变化很大,突变区的宽度为800 m ...