Friction stir welding process of 01420 aluminum - lithium alloy 01420铝锂合金的搅拌摩擦焊接
Development of aluminum - lithium alloys 铝锂合金研究进展
History and current status of aluminum - lithium alloys research and development 铝锂合金研究开发的历史与现状
Research progress in effects of elements on microstructure of aluminum - lithium alloys 合金的合金化及组织研究进展
The relationship of true stress and true strain for the mid - strength weldable 1420 aluminum - lithium alloy has been investigated in this thesis by high temperature compression testing and high temperature tensile testing on different hot deformation conditions . the interdependence of flow stress , strain rate , strain and deformation temperature for the alloy at high temperature has been studied 本文通过高温压缩和高温拉伸试验,研究了中强可焊1420铝锂合金热变形时不同变形条件下的应力-应变关系、变形条件对合金流变应力的影响;运用多元回归分析方法,采用c语言编程确定了合金的本构关系方程;引入z参数,求解了部分材料常数,并用于材料的组织性能研究中。