分析了定径过程中钢管内金属流动和弹复行为。
Stress and metal flow in steel tube during sizing process were analyzed.
在镦粗变形中金属的流动行为不仅影响变形抗力的大小，而且会影响变形工艺设计的准确性。
The flow behavior of metal during the upsetting will affect not only its resistance to deformation but also its accuracy of designed deformation process.
对数值模拟结果进行了液态金属传输流动行为的分析，重点讨论了传输过程中氧化膜和卷气产生的原因。
The simulation results were investigated, and the molten metal's flowing behavior was discussed and then the generation of surface defect and air entrainment was analyzed.
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