...Prasanna Nagasai Bellamkonda; Maheshwar Dwivedy Purpose This study investigates the fabrication of a functionally graded material ( FGM ) combining Inconel 825 (IN825) and austenitic stainless steel ( SS ) 309LSi using the pulsed cold metal transfer (pulsed CMT ) wire arc additive manufacturing...

...Roberto Raffaeli; Jacopo Lettori; Marcello Pellicciari Purpose In Wire Arc Additive Manufacturing, the size and shape of the deposited material are affected by heat input, material deposition rate, orientation with respect to gravity, substrate conformation and the sequence of beads. The paper...

...Yuri Emanoel Pereira Dias; Jefferson Segundo de Lima; Gabriel de Castro Coêlho; Theophilo Moura Maciel; Julio Feitosa da Silva Neto; Walman Benício de Castro Purpose Wire arc additive manufacturing ( WAAM ) is one of the most studied and fastest-growing additive manufacturing ( AM ) techniques due...

...Sanjeeviprakash Karunanithi; Rajesh Kannan Arasappan; Siva Shanmugam Nallathambi Purpose This study aims to investigate the influence of heat treatment on the microstructure and mechanical properties of wire arc additively manufactured ( WAAM ) duplex stainless steel ( DSS ). Design/methodology...

...Han Yan; Jingbo Sun; Xinlei Li; Guangjun Zhang Purpose In the wire arc additive manufacturing process, a substrate is subjected to local rapid heating and cooling, resulting in warping distortion, which leads to dimensional deviations and affects the continuity of the additive manufacturing...

...Parveen Kumar; Ratnesh Kumar Raj Singh; Satish Kumar Sharma Purpose Owing to its leverage of high deposition rate, the wire arc additive manufacturing (WAAM) process is being adopted for the development of IN718 alloy used in aerospace, transportation and energy sectors. The purpose of this study...

...Gang Li; Shuainan Song; Qun Cai; Biao Wu; Zhichao Wen Purpose For the purpose of saving nickel, this study aims to develop new duplex stainless steel cored wires suitable for wire arc additive manufacturing (WAAM) with the addition of nitrogen. Design/methodology/approach The effect...

...Mohanraj R.; Abdul Basith S. N.; Chandru S; Gowtham D; Pradeep Kumar M Purpose Wire arc additive manufacturing (WAAM) is one of the most researched and fastest-growing AM technique because of its capability to produce larger components with medium complexity. In recent times, the use of WAAM...

...Naveen Srinivas Madugula; Yogesh Kumar; Vimal K.E.K; Sujeet Kumar Purpose The purpose of this paper is to improve the productivity and quality of the wire arc additive manufacturing process by benchmarking the strategies from the selected six strategies, namely, heat treatment process, inter pass...

...Pingyang Zheng; Shaohua Han; Dingqi Xue; Ling Fu; Bifeng Jiang Purpose Because of the advantages of high deposition efficiency and low manufacturing cost compared with other additive technologies, robotic wire arc additive manufacturing (WAAM) technology has been widely applied for fabricating...

... alloy composition by adding a small fraction of nanoparticles to enhance the alloy’s manufacturability and resultant properties. Wire arc additive manufacturing (WAAM) was used to print the nanotreated AA6061 wire feedstock. The microstructure of the printed AA6061 was characterized by X-ray...

...Yiwen Li; Zhihai Dong; Junyan Miao; Huifang Liu; Aleksandr Babkin; Yunlong Chang Purpose This paper aims to anticipate the possible development direction of WAAM. For large-scale and complex components, the material loss and cycle time of wire arc additive manufacturing (WAAM) are lower than those...

... and solves the problem of uneven temperature from arc striking to arc extinguishing. The combination of residual neural network greatly improves the accuracy and efficiency of detection. Haiou Zhang can be contacted at: zholab@hust.edu.cn Wire arc additive manufacturing In-process Multi-feature...

... 03 2020 30 06 2020 13 08 2020 © Emerald Publishing Limited 2020 Emerald Publishing Limited Licensed re-use rights only Numerical simulation Wire arc additive manufacturing Magnetic field–assisted overlapping deposition Welding torch tilt In WAAM, arc welding...