裂纹扩展功,crack propagation energy
1)crack propagation energy裂纹扩展功
1.The results show that the pipeline steel with acicular ferrite or polygonal ferrite microstructure had higher impact energy,fracture fiber rate andcrack propagation energy than the steel with granular ferrite microstructure.结果表明:具有针状铁素体和多边形铁素体的X80管线钢较粒状贝氏体钢铁具有更高的冲击功和断面纤维率,且二者都具有较高的裂纹扩展功,三种显微组织X80管线钢的析出物尺寸均主要集中在50~140 nm,其产生的析出强化作用对韧性损害较小;综合考虑强度及韧性的要求,对开发高温轧制22 mm厚的X80管线钢来说,宜采用针状铁素体组织。
2)crack energy of stable propagation裂纹稳定扩展功
1.It shows that thecrack energy of stable propagation measured by the impact-displacement curve reflects the quality of the toughness of the material and remedies the disadvantage evaluated by the total impact work.指出,用冲击力-位移曲线测出的裂纹稳定扩展功的大小,反映了材料的韧性好坏,弥补了用冲击总功作评估的不足。
3)crack propagation裂纹扩展
1.Fatigue Fracture Morphology and Crack Propagation Mechanism of Die Cast AZ91 Alloy;压铸态AZ91镁合金疲劳断口组织与裂纹扩展机制
2.Mode Ⅰ crack tip plastic zone,dislocation-free zone and their effects oncrack propagation;Ⅰ型裂纹尖端塑性区和无位错区及其对裂纹扩展的影响
3.On safetycrack propagation life of welded structural members on offshore platforms;海洋平台焊接构件的安全裂纹扩展寿命研究
英文短句/例句
1.initiation of stable crack growth稳态裂纹扩展的开始
2.The modified tensile stress crack propagation criterion and influence of cranny hydraulic pressure on crack propagation修正的拉应力裂纹扩展准则及裂隙水压对裂纹扩展的影响
3.Growing Crack Tip-fields on Anisotropic Bimaterial Interface各向异性双材料界面裂纹扩展裂尖场
4.Influence of fatigue crack tip plastic zone on crack propagation behavior in TC4ELI alloyTC4ELI合金疲劳裂纹尖端塑性区对裂纹扩展的影响
5.Based on the boundary Variational theorem, the energy release quantity and energy release rate (dynamical crack extension force) along the crack bounndary are obtained.由此可以求得动态裂纹扩展时,沿裂纹边界的能量释放量和能量释放率(动态纹裂扩展力)。
6.THE EFFECTS OF PAINTING VASELINE FILMS IN CRACK TIP ZONE ON FATIGUE CRACK GROWTH凡士林油膜对疲劳裂纹扩展的影响
7.THE FEATURE AND MECHANISM OF FATIGUE CRACK PROPAGATION IN TOOL AND DIE STEELS工模具钢中疲劳裂纹扩展特征与机制
8.Research on Fatigue Crack Growth of 16MnR Steel with ANSYS;基于ANSYS的16MnR钢疲劳裂纹扩展分析
9.Study on Fatigue Crack Growth of 14MnNbq Steel and Welds;14MnNbq钢和焊接件的疲劳裂纹扩展研究
10.Simulation Study on Growth Behavior of Rail Tread Oblique Crack;钢轨踏面斜裂纹扩展行为的仿真研究
11.Study on Fatigue Small Crack Propagation Behavior in TA6V Titanium Alloy;TA6V钛合金疲劳小裂纹扩展行为研究
12.Research on Creep Crack Growth of Nonlinear Viscoelastic Body;非线性粘弹性体裂纹扩展速度的研究
13.Theoretical and Applied Research on Crack Growth and Damage Evolution裂纹扩展与损伤演化理论与应用研究
14.Study on Little Fatigue Crack Growth Rates of A7N01P-T4 Aluminium AlloyA7N01P-T4铝合金疲劳小裂纹扩展特性研究
15.Numerical Simulation of Crack Propagation Based on EFG Method基于EFG法的裂纹扩展数值模拟研究
16.Fatigue crack growth under I-III mixed-mode loading基于Ⅰ-Ⅲ复合型疲劳裂纹扩展的研究
17.Expansion of Notch-crack Tip in Cutting Brittle Materials脆硬材料切削加工中的缺口裂纹扩展
18.A Modeling Method for Crack Growth Curve裂纹扩展曲线建模方法及其影响研究
相关短句/例句
crack energy of stable propagation裂纹稳定扩展功
1.It shows that thecrack energy of stable propagation measured by the impact-displacement curve reflects the quality of the toughness of the material and remedies the disadvantage evaluated by the total impact work.指出,用冲击力-位移曲线测出的裂纹稳定扩展功的大小,反映了材料的韧性好坏,弥补了用冲击总功作评估的不足。
3)crack propagation裂纹扩展
1.Fatigue Fracture Morphology and Crack Propagation Mechanism of Die Cast AZ91 Alloy;压铸态AZ91镁合金疲劳断口组织与裂纹扩展机制
2.Mode Ⅰ crack tip plastic zone,dislocation-free zone and their effects oncrack propagation;Ⅰ型裂纹尖端塑性区和无位错区及其对裂纹扩展的影响
3.On safetycrack propagation life of welded structural members on offshore platforms;海洋平台焊接构件的安全裂纹扩展寿命研究
4)crack expansion裂纹扩展
1.The purpose of Controlled Blasting Engineering is study the directed fracture of rock and thecrack expansion.工程控制爆破 ,要研究岩石的定向断裂的裂纹扩展。
5)crack growth裂纹扩展
1.Advancement of study on numerical analysis and simulation of rockcrack growth under action of gas generated by explosion;数值分析模拟爆生气体作用下岩石裂纹扩展研究进展
2.Fatiguecrack growth pattern recognition by using D-Markov model;D-Markov模型在疲劳裂纹扩展模式识别中的应用
3.Reliability-based fatiguecrack growth control for quay cranes;基于可靠性的集装箱起重机疲劳裂纹扩展控制
6)crack extension裂纹扩展
1.Numerical method forcrack extension analysis based on fatigue fracture process of rock materials;岩石类材料疲劳破坏裂纹扩展分析的数值方法
2.The relationship betweencrack extension behavior and microstructure of the micro Al_2O_3-nano ZrO_2 composite ceramics has been investigated.研究了两种微米Al_2O_3与纳米ZrO_2复合陶瓷的裂纹扩展过程与显微结构的关系。
3.The failure of coupledcrack extension and local buckling in cylindrical shells with circumferential through-crack subjected to combined axial compression and bending loads is experimentally investigated.通过实验首次观察到周向壁穿裂纹圆柱壳在压-弯组合载荷作用下裂纹扩展与局部屈曲耦合的破坏现象，获得了在这种破坏过程中圆柱壳承载能力随裂纹扩展的变化关系，为进一步从理论上研究这种复杂破坏问题提供了必要的实验依据。
延伸阅读
裂纹分子式：CAS号：性质：材料在应力或环境(或两者同时)作用下产生的裂隙。分微观裂纹和宏观裂纹。裂纹形成的过程称为裂纹形核。已经形成的微观裂纹和宏观裂纹在应力或环境(或两者同时)作用下，不断长大的过程，称为裂纹扩展或裂纹增长。裂纹扩展到一定程度，即造成材料的断裂。裂纹可分为：交变载荷下的疲劳裂纹；应力和温度联合作用下的蠕变裂纹；惰性介质中加载过程产生的裂纹；应力和化学介质联合作用下的应力腐蚀裂纹；氢进入后引起的氢致裂纹。每一类裂纹的形成过程及机理都不尽相同。裂纹的出现和扩展，使材料的机械性能明显变差。抗裂纹性是材料抵抗裂纹产生及扩展的能力，是材料的重要性能指标之一。
