Improvement of Formability in Parallel Double-Branched Tube Hydroforming Combined with Pre-Forming and Crushing Processes

M Chen, J Hu, Y Xiao, J Liang, Z Ye, H Wu, F Zhou… - Materials, 2024 - mdpi.com
In hydroforming of parallel double-branch tubes, the material entering the branch zone is
obstructed by material accumulation in the main tubes and corners, which decreases the …