1) ductile fracture
韧性断裂
1.
Analysis of tendency of ductile fracture at corner of workpiece during grooveless rolling;
无槽轧制轧件角部的韧性断裂趋势分析
2.
Research on ductile fracture criteria and the application in cold heading process;
韧性断裂准则的研究及其在冷镦成形过程中的应用
3.
Parameter for ductile fracture of single notches on the basis of meso-mechanics and its applications;
单面缺口的韧性断裂参量及其应用
2) fracture toughness
断裂韧性
1.
Research on fracture toughness of 2124 aluminum alloy;
2124铝合金超厚板断裂韧性的研究
2.
Effects of heating temperature on the fracture toughness of macroporous alumina supports added Al powder;
热处理温度对金属Al增韧氧化铝多孔陶瓷支撑体断裂韧性的影响
3.
Microstructure and fracture toughness of directionally solidified Al_2O_3/YAG/ZrO_2 eutectic ceramics by laser zone remelting;
激光区熔定向凝固Al_2O_3/YAG/ZrO_2共晶自生复合陶瓷的显微组织与断裂韧性
3) toughness
[英]['tʌfnis] [美]['tʌfnɪs]
断裂韧性
1.
Comparison studies with different fiber, fiber thickness, fiber length, cross-section and fiber amount showed that the adding of fiber improved the toughness of SSCHB, especially the adding of certain amount of oxidation treated polypropylene fiber with fiber length of 15mm.
通过改变掺加纤维的种类、纤度、长度、截面形状、数量,进行砂浆断裂韧性的对比实验。
2.
And fracture toughness is main factor that affects the low-cycle thermal fatigue of 4Cr3Mo2NiVNb steel.
试验结果同时表明，影响热作模具钢低周热疲劳的主要因素是钢的断裂韧性。
3.
The results are analyzed and on equation between fatigue fracture toughness K_(IF) and fatigue life N_f is formulated in this paper.
给出了交变加载(疲劳)断裂韧性指标K_(IF)和断裂的疲劳次数(疲劳寿命)N_f的表达式。
4) Rupture Toughness
断裂韧性
1.
Previous studies showed that the rupture toughness and abrasion resistance of epoxy mortar could be improved by adopting the Sea Island Structure(SIS) epoxy resin.
以往研究表明,采用海岛结构环氧增韧技术可以提高环氧砂浆的断裂韧性和抗冲磨强度。
5) fracture roughness
断裂韧性
1.
Based on the fracture test standard,fracture roughnessKIC,fracture threshold value Kth and crack growth rate da/dN at three different stress ratio are determined for a metallic material on the root of helicopter rotor blade.
根据断裂性能测试标准,分别测试了直升机桨叶根部材料断裂韧性K1c,3个应力比下的裂纹扩展门槛值△Kth和裂纹扩展速率da/dN;再利用多元线性回归法对试验数据进行了曲线拟合,分别得到了断裂等寿命曲线和四参数全范围da/dN曲线公式。
2.
Based on the fracture test standard,fracture roughness K_(IC),fracture threshold value ΔK_(th) and crack growth rate da/dN at three different stress ratio are determined.
根据断裂性能测试标准,分别实验测试了直升机桨叶根部材料断裂韧性K1C,3个应力比下的裂纹扩展门槛值ΔKth和裂纹扩展速率da/dt;然后,利用多元线性回归法对试验数据进行了曲线拟合,分别得到了断裂等寿命曲线和四参数全范围da/dt曲线公式的参数估计式;最后,将此公式运用于不同应力比下的裂纹扩展速率试验数据,拟合得到该材料四参数全范围da/dt曲线公式。
3.
5mol/L H2SO4 solution,and then extended in air to fracture in order to obtain the fracture roughness of the cracking bodies.
5 mol/L H2SO4溶液中充氢至饱和,然后在空气中拉伸至断裂,获得裂纹体的条件断裂韧性。
补充资料：韧性断裂
分子式：
CAS号：
性质：又称剪切断裂。有明显塑性变形的断裂。断面呈暗纤维状，断口表面与受力方向或45 角。当容器承受的压力超过设计压力达到材料的屈服极限时，容器开始变形，容器直径增大、壁厚减小，达到不稳定状态后，容器局部塑性变形骤增，破裂失效。
CAS号：
性质：又称剪切断裂。有明显塑性变形的断裂。断面呈暗纤维状，断口表面与受力方向或45 角。当容器承受的压力超过设计压力达到材料的屈服极限时，容器开始变形，容器直径增大、壁厚减小，达到不稳定状态后，容器局部塑性变形骤增，破裂失效。
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参考词条