The fracture appearance of both materials belongs to ductile fracture.
两种材料在高温下的断口形貌均表现为韧性断裂。
The fracture was mainly caused by the tearing of copper phase, showing a feature of ductile fracture.
断裂主要是通过铜相的撕裂，显示出塑性断裂的特微。
The tensile fracture surface shows a typical ductile fracture which is advantageous to follow-up processing.
样品的拉伸断口是典型的韧性断口，有利于材料后续加工成型。
In these cases, the cracks can propagate to the critical length and result in ductile fracture of the component.
出现这种情况后，裂纹的长度会扩展，造成部件延展断裂。
The problem of ductile fracture of metals under complex stress has been investigated extensively, but has not been resolved as yet.
金属材料在复杂应力状态下的韧性断裂是断裂力学研究的重要问题之一。
Interestingly, the tensile fracture of the two austensite stainless steels with different deformation mechanism is ductile fracture.
两组具有不同形变机制的奥氏体不锈钢拉伸断口均为韧性断裂。
At present, some ductile fracture criteria are applied only to predict the forming limit in stamping forming of simple axisymmetric part.
目前已提出的韧性断裂准则预测板料成形极限，只在简单轴对称件中得到应用。
To accurately predict the forming limit in aluminum alloy sheet forming, ductile fracture criterion is introduced into numerical simulation.
为了准确地预测铝合金板材成形极限，将韧性断裂准则引入到数值模拟中。
The results showed that with increasing the amount of the initial void damage, the ductile fracture initiation toughness of steel decreases.
研究结果表明，随钢组织在预加载荷中产生的微孔洞初始损伤量的增加，其延性起裂韧性降低。
J integral value related to the initiation of ductile crack is important material properties for the engineering structure of ductile fracture.
韧性裂纹开始扩展的J积分值对于韧性断裂的工程构件是一个重要的材料性能指标。
The abrasion mass decreases at first, then increases. The fracture mechanism of the MMC transforms from ductile fracture into brittle fracture.
该复合材料韧性降低，使其断裂形态从塑性断裂转变为脆性断裂。
Moreover, the fracture of the material was a mixed ductile-brittle fracture, nor was it a typical brittle fracture or a typical ductile fracture.
它是韧脆混合的断裂，韧性断裂的特征表现为有一定的韧窝及撕裂棱。
Furthermore, SEM results indicate that fracture surface of modified system presents ductile fracture features with the increasing of Mioxd content.
SEM结果表明改性后材料断裂面的形态逐渐呈现韧性断裂特征。
Using the ductile fracture criterion as the reference for judging the limit height of the process to put the necessary simulation results into the criterion.
并利用韧性断裂准则作为胀形高度极限的判断依据，将模拟得到的必要数据代入到准则中。
Through the analysis of test results and stress fields, the change of metal materials' ductile fracture mode with different stress condition parameters are discussed.
通过试验结果与应力场分析，讨论了不同应力状态参数下，金属材料韧性断裂形式的变化规律。
However, the creep fracture of medium strength match joint, located in the low strength base metal remote from the weld interface, showed a ductile fracture character.
中强匹配接头蠕变断裂位置在远离焊缝界面的低强度母材区，呈延性断裂性质。
In this paper, the development of three ductile fracture criterions to predict fracture in thin-walled pressure vessels, materials for missiles and spacecraf is presented.
本文对带表面裂纹的薄壁压力容器建立了三个渗漏判据。实验结果指出本文的方法是成功的。
Due to the addition of rubber granules, the deformation of concrete will be larger in damage, and the damage form will be changed from brittle fracture to ductile fracture.
混凝土中掺入橡胶颗粒后，在破坏时产生较大的变形，破坏形式由脆性破坏变为延性破坏。
The tests for the ductile fracture toughness and the contact fatigue are also carried out for examining serviceability and durability of austenite-bainite ductile cast iron.
为了考察奥氏体-贝氏体球铁的可靠性和使用寿命，还进行了延性断裂韧度与接触疲劳性能的试验。
It is found that the fracture of TWIP steel is typical ductile fracture pattern and its deformation and fracture mechanisms are the formation, growth and coalescence of micro-voids.
结果发现，twip钢具有典型的延性断裂断口特征，其变形和断裂过程为微孔洞的形核、长大和聚合。
It was found that the fracture of TWIP steel was typical ductile fracture pattern and its deformation and fracture processes were the formation, growth and coalescence of microvoids.
结果发现，TWIP钢具有典型的延性断裂断口特征，其变形和断裂过程为微孔洞的形核、长大和聚合。
This paper predicted the forming limit of sheet metals by using the mechanical property parameters of materials and combining the ductile fracture criteria with finite element simulation.
本文提出利用材料的力学性能参数，采用数值模拟与韧性断裂准则相结合的方法预测板材的成形极限。
By using measurement of mechanical parameters and microscopic observation, the effect of initial damage on the ductile fracture initiation toughness of steel was investigated experimentally.
通过力学参数测量和微观观察研究了初始损伤对钢的延性起裂韧性影响。
It is shown that the proposed ductile fracture model can accurately and effectively predict the whole damage process of ductile metals including crack initiation, propagation and final fracture.
结果表明，该模型可很好地预测延性金属材料自裂纹萌生、扩展直至完全断裂的全过程。
The descending rock is substantially cooler than the surrounding mantle and hence is less ductile and much more liable to fracture.
下降的岩石比周围的地幔的温度低很多，因此延展性较小，更容易断裂。
In this paper, fracture mechanism, position and direction of crack initiation of mixed mode fracture in several ductile materials are tested, and stress distributions of which are analyzed.
应用传统强度理论和细观力学方法对几种韧性材料在复合载荷条件下的断裂机理、启裂位置、开裂方向进行了实验分析和应力场计算。
The fracture of composite is a ductile fraction.
复合材料的断裂是韧性断裂。
The fracture of composite is a ductile fraction.
复合材料的断裂是韧性断裂。
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