Finite element simulations were carried out to analyze the effects of different outer corner angles Ψ(0,30,60,120°) on the deformation of equal channel angular extrusion of high pure Al with 60°die channel angle under frictionless condition.
用有限元模拟方法研究无摩擦条件下不同外角Ψ(0,30,60,120°)对高纯铝60°内角等通道转角挤压变形的影响。
The influence of die outer corner angle on equal channel angular extrusion process;
模具外角对等通道转角挤压纯铝变形过程的影响
The article mainly introduces the causes and the prevention measures to pumping concrete floor exterior angle cracks, which is positively and practically significant to direct the construction and to avoid the pumping concrete floor exte- rior angle cracks.
文章具体介绍了现浇混凝土楼板外角裂缝的成因和预防措施。