Influence of thermal tensile deformation on microstructure of AZ31B magnesium alloy thin sheet;
热拉伸变形对AZ31B镁合金薄板显微组织的影响
The hot workability of the Ni-free type dual phase stainless steel 00Cr21Mn5Ni1N is studied by thermocompression test and thermal tensile test.
采用热压缩和热拉伸试验方法,对节镍型双相不锈钢00Cr21Mn5Ni1N的高温变形抗力、高温塑性及高温变形时奥氏体相的数量进行了研究。
The results show that there are three special temperature ranges on the stress-strain curves of thermal tensile at 160~400 ℃, which is different from curves at room temperature apparently.
通过单向热拉伸试验和金相显微组织观察研究了AZ31B薄板热变形过程及变形前后的再结晶组织。
Improvement of Controlling Method for Preheating and Stretching Process of Geogrid;
土工格栅生产预热拉伸控制方法的改进
Some warm deep drawing experiments of square parts of AZ31 magnesium alloy sheet are also performed.
通过温热交叉轧制工艺制备了板形以及成形性能良好的AZ31镁合金薄板;开发了可加热的变压边力双动液压机,并详述其工作原理;采用不同的压边力方案,对盒形件进行温热拉延实验,分析了变压边力对AZ31镁合金板材温热拉延性能的影响。