利用有限元法证实了内高压成形三通管的可行性，给出了不同轴向进给速度下零件的壁厚及应变分布，并就轴向进给速度对成形的影响进行了分析。
The feasibility of hydroforming tri-branch tube is proved by FEM. The corresponding thickness and strain distribution of different axial feed velocity on the simulation is analyzed.
利用有限元法证实了内高压成形三通管的可行性，给出了不同轴向进给速度下零件的壁厚及应变分布，并就轴向进给速度对成形的影响进行了分析。
The feasibility of hydroforming tri-branch tube is proved by FEM. The corresponding thickness and strain distribution of different axial feed velocity on the simulation is analyzed.
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