从钛合金金属流变规律角度分析了振动挤压攻丝的工艺特点,给出了一种振动挤压攻丝机的原理。
In terms of titanium alloy rheology law, the vibration extruded tapping technological features were analysed and one kind of vibration extruded tapper principle was offered.
为了解随焊冲击碾压法机理,用数值计算方法对冲击碾压轮引起薄壁结构焊缝金属塑性流变行为和应变场变化进行了分析。
The plastic flow and the variation of the strain field in welds caused by impact rollers were analyzed numerically to study the effect of weld with trailing impact rolling (WTIR).
茂金属聚乙烯的分子链长支化结构对其流变特性有重要影响,长支链可以使熔体弹性和剪切变稀效应明显增强。
The molecular long chain branch structure of metallocene polyethylene has great effects on it's rheological behavior, long chain branch can significantly enhance melt elasticity and shear thinning.
采用旋转磁场型电磁搅拌器对搅拌坩埚中的金属液体进行连续的电磁搅拌,制备出初生相或先析出相为球状或近球状的半固态流变浆料;
Rotational electromagnetic stirrer is employed for continuously stirring the liquid cast iron and steel to produce the rheological slurries suspended sphere or near sphere primary particles.
对金属化胶体推进剂的热力学、流变学、燃烧及燃烧效率等的分析研究表明,金属化胶体推进剂性能与金属粉末的添加量和金属半径有关;
The thermodynamics, rheology, combustion of metallized gelled propellants(MGPs) are analysed. It is showed that the performance of MGPs is related to the amount and grain size of metal power added.
研究了一种镁合金金属型涂料的流变特性,并用流变模型对流变曲线进行了拟合。
The rheological characteristics of a new permanent mold coating for magnesium alloys was studied in this paper, and the rheological curve was fitted by the rheological model.
对以金属铁颗粒为主体的磁流变液的一般特性进行了研究。
Common characteristics of magnetorheological fluids (MRF) prepared by iron grain were investigated.
半固态材料流变特性研究是半固态金属加工技术研究的重要组成部分。
The research on the rheological behaviour of the semisolid metal is the fundamental for the understanding and development of the semisolid metal processing technology.
金属钼是正应变速率敏感性材料,即流变应力随着变形速率的增加而增大。
Molybdenum is strain rate sensitive material, that is, flow stress increases with increasing strain rate.
工程实践表明,该整流系统既能提高金属电解的质量,又能降低整个整流系统的能耗,延长整流变压器的寿命。
The practice proven the system can improve the smelting quality and reduce the waste. It can also extend the life of the transformer for the rectifier.
结果证明:对于J55钢,在这一温度范围内的动态拉伸应力-应变曲线,是典型的流变金属的形变-回复曲线。
From the results of the experiments, a conclusion can be acquired. In terms of J55, its dynamic tensile strain-stress curve is a typical deformation - recovery curve of the rheological metal.
经实践验证,这些计算式用于计算金属矿浆的流变特性参数有一定的精度,能满足黑色金属与有色金属矿浆流变特性的计算要求。
It is verified by practice that these formulas used fog calculating the parameter of rheological characteristics are of same accuracy, adequate for calculating that of ferric or non-ferric metals.
稳态项是金属材料在亚热变形过程中的稳态流变应力模型,而修正项是指流变应力随应变的变化而变化的部分。
The steady state term is the steady flow stress model of metal materials in the semi-hot forming process, and it is a model related to the Z parameter;
稳态项是金属材料在亚热变形过程中的稳态流变应力模型,而修正项是指流变应力随应变的变化而变化的部分。
The steady state term is the steady flow stress model of metal materials in the semi-hot forming process, and it is a model related to the Z parameter;
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