The annealing twins occur in GH4199 alloy with electric field treatment and the number of twins increases w.
6%;合金经电场处理后产生退火孪晶,随处理时间的延长孪晶数量增加;孪晶的出现可以改变变形过程中显微裂纹的扩展方向,增加合金塑性变形功,推迟断裂时间,从而提高合金断裂延伸率;此外,电场处理提高了合金变形均匀性,亦能改善合金塑性。
The results show that, most annealing twin microstruc- ture distribute in austenite matrix of annealed sample, and the deformation twin formed during tensile strain make the sample attain high strength and high plasticity.
结果表明,轧制后退火处理钢板的室温组织为奥氏体基体中存在大量的退火孪晶,在拉伸变形中形成的形变孪晶使产品获得了高强度、高塑性。
Comparing with annealing crystallization,many cha racteristics in the shock wave crystallization can not be explained using diffus ion theory.
与退火晶化比较 ,激波晶化具有一系列鲜明特征 ,这些特征是固态下扩散性相变理论难以解释的 ,有深刻的物理内涵。
The results show that the fracture mechanism of the sheets is typical toughness fracture under the condition of tensile failure,and the microstructure is austenitic with a large number of annealing twins before tension.
实验结果表明钢板拉伸时发生典型的延性断裂;拉伸前的组织为伴有大量退火孪晶的奥氏体;在拉伸过程中退火孪晶转变成形变孪晶,使产品的强度和塑性提高;退火过程中形成的织构组分有利于塑性变形。
The results show that the annealing twins and the massive fault are found after annealing, moreover with the ascensionof temperature, the grain size, annealing twins quantity and the fault density increase also.
结果表明:退火后有退火孪晶和大量的层错存在,而且随温度的升高,晶粒尺寸变大、孪晶的数量和层错密度也随晶粒尺寸的增加而增大;此外孪晶移动到边界处会受到阻碍,形成非共格的孪晶界面。
Annihilation of Deformation Twins and Formation of Annealing Twins
形变孪晶的消失与退火孪晶的形成机制
The Evolution and Optimization Mechanism of Annealing-twinning Induced Grain Boundary Character Distribution of 304 Stainless Steel
基于退火孪晶的304不锈钢晶界特征分布优化及其机理研究
Formed by the process of twinning. Used of crystals.
孪晶由孪晶过程形成的。用于晶体
The selectivitys for grain size of crystal in process of annealed treatment for the amorphous;
非晶退火晶化过程中晶粒度的可选择性
grow as twins, of crystals.
水晶像孪生一样生长。
EFFECT OF TWIN LAMELLAR THICKNESS ON THE FATIGUE PROPERTIES OF NANO-TWINNED Cu
孪晶片层厚度对纳米孪晶Cu疲劳性能的影响
Study on Nucleation Potential Barrier of Amorphous Si Crystallization by Laser Annealling
激光退火实现非晶Si晶化的成核势垒研究
Investigation of the Defects in Cd_(1-x)Zn_xTe Crystals and the Heat Treatment of Wafers;
Cd_(1-x)Zn_xTe晶体的缺陷研究及退火改性
The Study for the Effect of Recrystallization Annealing on Structure and Texture of IF Steel;
再结晶退火对IF钢组织、织构影响的研究
TWINNING AND TWIN INTERSECTION IN AZ31 Mg ALLOY DURING WARM DEFORMATION
镁合金温变形过程中的孪生及孪晶交叉
Effect of the Recrystal Texture During the Continuous Annealing Process by the Chemical Composition and the Temperature
化学成分及退火温度对连续退火再结晶织构的影响
A satificatory effect is obtained by rime annealing.
采用再结晶退火工艺处理，可取得满意效果。
The degree of crystallinity can be increased by annealing in an inert atmosphere.
结晶度可通过在惰性气体中的退火处理来提高。
Study of Electric Ray Annealing on High Power Transistor Chip
低频大功率晶体管芯片的电子束退火研究
Study on Recrystallization Behavior of Ferritic Rolled IF Steels;
铁素体区轧制IF钢退火过程再结晶规律的研究
Study on Compression Deformation and Annealing Recryastallization of AZ31 Magnesium Alloy;
AZ31镁合金压缩变形及退火再结晶的研究
The Influence of Various Annealing Methods on GMI Effect of Amorphous Co_based Glass-covered Microwires;
不同退火对Co基非晶玻璃包裹丝的GMI效应影响
Grain Boundary Character Distributions of Rolled and Annealed Pb-Ca-Sn-Al Alloy;
Pb-Ca-Sn-Al合金轧制退火晶界特征分布研究