Deformation Twin

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。

Microstructure characteristics of adiabatic shear deformation and deformation twins on both sides of QBe2 and T2 were investigated by means of optical microscope and SEM electronic backscatter diffraction techniques.

结果表明:由于T2和QBe2在物理性能、力学性能和热学性能上的差异,在爆炸载荷条件下只在QBe2中产生绝热剪切带,并且绝热剪切带内分布有十分细小的等轴晶;带内晶粒取向基本相同,带与带之间基体中的晶粒取向也基本相同,且两者还存在较大的取向差;爆炸冲击加载后,QBe2和T2两侧均产生了形变孪晶。

A new type of intersection mechanism of deformation twins with α2 plates in γ TiAl based alloy deformed at room temperature was 形变孪晶与α2片的交截机制。

The effect of deformation twins on fatigue property of 50CrV4 spring steel was studied by comparing microstructures with different fatigue life,and the law of fatigue fracture was analyzed.

通过对比不同疲劳寿命弹簧钢试样的显微组织结构 ,探讨了形变孪晶对 5 0CrV4弹簧钢疲劳性能的影响 ,并分析了5 0CrV4弹簧钢疲劳断裂的规

On the deformation process the annealing twins transform into deformation twins , which is TWIP effect, and so th.

试验结果表明,钢板拉伸前的组织为单一的奥氏体基体并伴有大量的退火孪晶,在拉伸过程中退火孪晶转变成高密度的形变孪晶,产生TWIP效应,使产品的强度和塑性提高。

The results show that there are 60% annealing twins in TWIP steel before deformation and 32% deformed twins after deformation.

在拉伸过程中,具有退火孪晶的晶粒内部首先发生变形,产生的变形孪晶遗传了退火孪晶的取向。

The orientations of first deformed twins are transferred to annealing twin's hereditarily.

研究结果表明,在TWIP钢的拉伸过程中,具有孪晶界的晶粒内部首先发生变形,并产生一定程度的加工硬化,随后其余部分晶粒发生转变,形成对变形有利的取向,从而变形得到扩展,最终得到非常大的无颈缩延伸;并且最先变形孪晶遗传了退火孪晶的取向。

The results indicated that the high density of dislocations and the deformation twins formed in the strengthening layer of commercial purity titanium with equiaxial αgrains.

结果发现:在强化层组织中形成了高密度位错和大量变形孪晶。

Influences of temperature and strain rate on deformation twinning of polycrystalline titanium;

温度和应变率对多晶纯钛孪晶变形的影响

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

Microstructure and Mechanical Properties of Fe24Mn0.5C TWIP Steel

Fe24Mn0.5C形变孪晶诱发塑性钢的显微组织和力学性能

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

Formed by the process of twinning. Used of crystals.

孪晶由孪晶过程形成的。用于晶体

Microstructure Characterization of Twinning Under Impact Loading for AZ31B Magnesium Alloys

冲击加载条件下AZ31B镁合金变形孪晶的微观特征

Refinement mechanism of twins in austenitic stainless steel by equal channel angular pressing

等通道挤压变形奥氏体不锈钢中孪晶细化机理

Epitaxial Growth of ZnO Films and the Form of the Twin Domains

ZnO外延薄膜的制备及孪晶的形成

Formation Mechanism of Twins in AZ61 Magnesium Alloy during Aging

时效处理AZ61铸造镁合金中孪晶的形成机理

Twinning Deformation and Plasticity and Toughness of α-Titanium Alloys;

α钛的孪生变形及其塑性韧性的研究

Research on the Mechanism of the Twin Boundary Motion of Ni-Mn-Ga Single Crystals and the Simulation of Stress-induced Martensitic Transformation;

单晶Ni-Mn-Ga孪晶界迁动机制研究及应力诱发马氏体相变模拟

Selection law of deformation twinning variants at elevated temperature in Mg-RE alloy

稀土镁合金高温形变孪生变体的选择规律

The formation of twin structure depends on the slip of stacking fault for nucleating and extending.

孪晶结构的形成依靠堆垛层错的滑移运动而形核和扩展.

Effect of slip and twinning systems on the polycrystal plastic model for magnesium alloy

基于滑移/孪生耦合模型的镁合金多晶体塑性成形分析

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

Two area defects are twins and grain boundaries.

有两种面积缺陷，即孪生和晶粒间界。

Simpleness of Indexing F.C.C Twin Diffraction Patterns;

f.c.c孪晶衍射花样指标化的简化

Two interwoven crystals that are mirror images of each other.

孪晶相互为翻版的两个相互交错的晶体