tube of force

The tests of simulating local transfering force in rectangle steel tube truss joint are presented.

介绍了矩形钢管桁架节点局部传力模拟的试验.

3D FEM Simulation Analysis of Piling And Spining Force of Forward Flow Forming for Tube Parts

筒形件正旋隆起及旋压力三维有限元模拟分析

Design formula for average crushing force of round tube is developed. Also the effect of reinforcing the tube by mean of honeycomb filling on crashworthiness strength is accessed.

给出了平均碰撞力的设计公式，最后探讨了采用铝基蜂窝状填充材料对圆管耐撞强度的影响。

Through the numerical simulation in the spiral tube rolling bending forming process, the stability of plastic deformation region was resolved, and the variational rules of thickness on cross section, forming velocity and deforming force is researched.

通过螺旋盘管滚弯成形过程的数值模拟，解决了其成形过程中的稳定性问题，分析了螺旋盘管成形时断面壁厚、成形速度以及成形力的变化规律。

Control systems for expanding force of 1250/ 850/ 850 hydraulic tube expander

1250/850/850液压胀形机胀形力控制系统

Effects of parameters on deforming force of tube inversion by axial drawing

条件参数对拉伸翻管成形力的影响规律

Because it does not exist strong bonding force between alumina nitrate and calcium carbonate, the preparation of alumina tube with alumina nitrate using nano-calcium carbonate as template is not feasible in experimental conditions.

实验结果表明：由于纳米碳酸钙和硝酸铝之间不存在较强的结合力，所以在本文的工艺和实验条件下，以纳米碳酸钙为模板制备氧化铝空心管的方法是不可行的。