1)dynamic recrystallization动态再结晶
1.Research on dynamic recrystallization for high Nb pipeline steels produced with FTSR;高Nb管线钢在FTSR工艺中的动态再结晶行为研究
2.Prediction models of austenite dynamic recrystallization of medium-carbon microalloyed steel during forging process;非调质钢锻造过程奥氏体动态再结晶模型的建立
3.Modeling dynamic recrystallization of pure nickel by cellular automaton;纯镍动态再结晶过程的元胞自动机模型
英文短句/例句
1.FEM Numerical Simulation on the Dynamic Recrystallization of 09CuPTiRE Steel;09CuPTiRE钢动态再结晶的有限元数值模拟
2.Effect of niobium on dynamic recrystallization of spring steel 60Si2MnA铌对弹簧钢60Si2MnA动态再结晶的影响
3.Study on Dynamic Recrystallization Behavior and Performance of FeS/Cu CompositesFeS/Cu材料动态再结晶行为与性能研究
4.Thermal Simulation on Hot Deformation Behavior of ZK60 Magnesium AlloyZK60镁合金高温动态再结晶行为的研究
5.Study on Dynamic Recrystallization Character of Austenite for X65 Pipeline SteelX65管线钢奥氏体动态再结晶规律研究
6.Investigation on metadynamic recrystallizaton behavior of 42CrMo steel42CrMo钢亚动态再结晶行为研究
7.Dynamic Recrystallization Behavior and Microstructure Evolution of Cu-Ni-Si-Cr AlloyCu-Ni-Si-Cr合金动态再结晶及组织演变
8.Effect of Microalloying Element Mo on Dynamic Recrystallization of Microalloyed Steels微量钼对微合金钢动态再结晶的影响
9.Grain change of 33Mn2V steel for seamless oil well tubes in tube-piercing process无缝钢管穿管过程动态再结晶晶粒变化规律
10.Hot Deformation and Dynamic Recrystallization Behaviors of 316LN316LN热变形行为及动态再结晶晶粒的演变规律
11.Modeling for dynamic recrystallization of pure copper with 3-dimensional cellular automaton method纯铜动态再结晶的三维元胞自动机模拟
12.Modeling of dynamic recrystallization process using 3-dimensional cellular automaton method动态再结晶过程的三维元胞自动机模拟
13.Parameter Identification of Viscoplastic Model Considering Dynamic Recrystallization;考虑动态再结晶的粘塑性本构模型的参数识别
14.Simulation of Dynamic Recrystallization Based on Monte Carlo Method;基于Monte Carlo方法的金属动态再结晶组织模拟
15.The Mechanics Behavior and Dynamic Recrystallization in Hot Deformation of AZ31 Alloy;AZ31镁合金热变形力学行为和动态再结晶的研究
16.Study on Dynamic Recrystallization and Modelling of Stress-Strain Curves of F40 Boat Plate SteelF40级船板钢动态再结晶及流变应力研究
17.FEM simulation of hot rolling process in the second pass considering dynamic recrystallization in the first pass考虑一道次动态再结晶的二道次热轧仿真
18.Nucleation of dynamic recrystallization of titanium alloy TA15 during hot deformation process in β fieldTA15钛合金β热变形中的动态再结晶形核
相关短句/例句
recrystallization动态再结晶
1.Deformed structures and dynamic recrystallization patterns in W9Mo3Cr4V steel;W9Mo3Cr4V钢高温形变组织及动态再结晶方式(英文)
2.In this paper, nucleation and subsequent growth of nucleus-growth dynamic recrystallization have been investaged in high speed steels.详细研究了高速钢中形核—长大方式动态再结晶时形核机制、长大过程,描述了各阶段的组织特征。
3)Dynamic Recrystalization动态再结晶
1.The fine grain and narrow HAZ were found in friction stir weld and the dynamic recrystalization produces fine grain.焊核区由于动态再结晶具有细小的等轴晶粒,旁边存在一个特殊的组织形貌——热机影响区域。
4)dynamical recrystallization动态再结晶
1.The mathmatical models of volume fraciton and grain size after dynamical recrystallization were also obtained as follows.同时,得到了F40MnV钢的动态再结晶动力学方程和动态再结晶晶粒尺寸的数学模型。
2.The dynamical recrystallization behavior of Q235 steel under hot deformation was investigated by hot compression simulation test.通过热模拟压缩试验,研究了Q235钢热变形时的动态再结晶行为,确定了其热变形激活能,建立了峰值应力、峰值应变、晶粒尺寸与Zener-Hollomon参数之间的关系模型。
5)Dynamic Recrystallization Model动态再结晶模型
1.The Dynamic Recrystallization Model of As-cast Lead Brass in Quasi-superplasticity Deformation;铸态铅黄铜准超塑性变形的动态再结晶模型
6)initial dynamic recrystallization初始动态再结晶
1.In order to determine the critical conditions or critical strain of initial dynamic recrystallization, the AZ31 magnesium alloy was deformed by isothermal compression in the range of deformation temperature 473~623 K at strain rate 0.为确定AZ31镁合金初始动态再结晶的临界条件或临界应变,通过在变形温度范围473~623K、应变速率范围0。
延伸阅读
动态再结晶动态再结晶dynamic recrystallization dongtai zaijie」ing动态再结晶(dynamic reerystallization)金属在热变形过程中发生的再结晶。与热变形各道次之间以及变形完毕后加热和冷却时所发生的静态再结晶相比,动态再结晶的特点是:(1)动态再结晶要达到临界变形量和在较高的变形温度下才能发生。(2)与静态再结晶相似,动态再结晶易在晶界及亚晶界形核。(3)动态再结晶转变为静态再结晶时无需孕育期。(4)动态再结晶所需的时间随温度升高而缩短。 发生动态再结晶的金属的应力一应变曲线具有图1b所示的特征。在变形的开始阶段,应力随变形的增口r-----we一---一-一-一 ,‘’巨日 C.亡 a Jres-一~---一一----一一,‘.夕{干毛2… 5.‘s 云 图1动态应力一应变曲线 a一回复型;卜一再结晶型 1一一般型式;2一发生了连续的动态再结晶时的型式 15厂一习 山l/、、l 芝{/~、~~一一l 只100卜//尸~、、10一,} 创}//一} 麟l///一、、_1u‘} ’片下泛“… 0 .2 0.4 0.6 0.8 真应变 a 1加厂而赢刁 80卜/、、~一兰三坚世丛‘} 山{I/、、劝气{ 芝阴以/、~一一一一任三-{ 只fl/一一—} 创40毋/~、气一~一、一止迎_} 减犷/} 2。…,1 0 .2 9.4 0.6 真应变 b 图2变形速度和变形温度对。.68%C 钢应力一应变曲线的影响a一变形速度。(%·s一l)的影响;云一变形温度t(℃)的影响加而增加,达到某一峰值时‘(对应于此应力的变形为氛)后,由于发生了动态再结晶,屈服应力又下跌至某一恒定的‘值(曲线1)。这时加工硬化与动态软化达到了平衡。在高的温度或低的变形速度下,动态再结晶引起软化,但紧跟着又重新产生加工硬化,致使应力一应变曲线呈现出波浪形(曲线2)。变形速度提高或变形温度下降皆使‘和‘增大,发生动态再结晶所需变形量也要增加。如通常的厚板热轧(变形速度大但道次压下量较小)时较难发生动态再结晶;而变形速度较小的大型水压机上的锻造、变形程度大的热挤压以及行星札机轧制板材等,只要达到一定的温度,动态再结晶就能顺利发生。变形温度与变形速度对变形过程中产生动态再结晶的影响如图2所示。 材料原始晶粒越细,就能在比较低的变形程度下发生动态再结晶过程。铁合金元素如C的增多,可以促进动态再结晶,51、Mn、Cu、Cr及Ni对再结晶有延缓作用,Se、Nb、V、M。则抑制动态再结晶,其中Nb的作用特别明显。
