复合材料的断裂形貌为韧窝加沿晶断裂。
The composite displays the fracture features of the dimple and intergranular fracture.
轴向垂直滑动方向的纤维呈螺旋状断裂形貌。
The fiber with the axis perpendicular to the sliding direction has the helical crack morphology.
断裂形貌考察表明,POM/NBR共混物的断裂面呈脆性断裂特征;
The impact fracture surface showed a tough morphology for POM/NBR/Novolak blends and brittle one for POM/NBR blends.
在高强度双金属复合导线的拉拔过程中,往往产生杯锥状断口的断裂形貌。
The cup and cone-shaped fractures often occur when a high strength bimetal composite wire is drawn.
研究表明该钢具有较好的抗应力腐蚀性能,其应力腐蚀断裂形貌为穿晶、解理断裂,并有二次裂纹。
The stress corrosion cracking sensitivity of the steel was low, and the fractography of its stress corrosion cracking showed transgranular and quasi-cleavage fracture with secondary cracks.
采用体视显微镜、扫描电镜等分析手段对K18合金增压器涡轮铸造叶片的断裂形貌与断裂机制等进行了分析。
By means of stereomicroscopy and scanning electronic microscopy (SEM), the fracture mode and mechanism of the broken K18 superalloy cast blade in a supercharger turbo were investigated.
采用光学显微镜、扫描电镜等分析手段,对45钢大齿轮传动轴断裂表面的金相组织、断口形貌进行了分析和检测。
The metallurgical structure and fracture morphology on gear transmission shaft of 45 steel were analyzed by means of optical microscope and scanning electron microscope.
对断裂起重机吊具zg270- 500铸钢的化学成分、硬度、显微组织、断口形貌等进行了检测和分析。
The chemical composition, hardness, microstructure and fracture morphology of ZG270-500 cast-steel of cracked lifting instrument were detected and analyzed.
考察了复合材料的组织形貌,检测了复合材料的硬度和耐磨性,分析了复合材料的断裂模式。
The structure morphology the hardness and wear resistance of composite have been investigated, and fracture model of the composites has been analyzed.
采用宏微观形貌分析、化学成分分析、力学性能测试、SEM微观形貌分析等手段,分析了减速机轴断裂的原因。
The fracture reason of reducer shaft was analyzed by means of morphology and microstructure analysis, chemical composition analysis, mechanical properties test, SEM micro-morphology analysis.
随着加载速度的加快,河流纹断裂形态逐渐变得明显,同时断口形貌变得更加粗糙。
With the increase of displacement speed, fracture mode of the river patterns gradually became obvious and fracture surface became coarser.
对45钢连接螺栓断裂件的显微组织、断口形貌、硬度和抗拉强度进行了观察分析和测试。
The microstructure, surface fracture morphology, hardness and tensile strength of the failed 45 steel connecting bolt were analyzed and tested.
这种界面冶金结合层并不会引起脆性断裂,具有与基材相同的韧性断口形貌。
The interface layer of metallurgical bonding will not induce brittle fracture and will share the ductile SEM fractographs of the substrate.
并采用维氏压头测量断裂韧性KIC和通过扫描电子显微镜观察压痕形貌来评定涂层的韧性。
The fracture toughness KIC of TiAlN coating has been measured by Weishi indenter indentor and the appearance of impress has also been observed by SEM.
结合拉伸断口形貌分析,讨论影响铅基复合材料拉伸断裂过程的主要因素。
The main factor which affects on the tensile fracture of the C/Pb composites was given.
通过比较不同时效工艺制度的性能指标和断口形貌,总结出时效制度对7B04铝合金断裂韧度的影响规律。
The tensile performance and the fracture toughness of 7B04 aluminium alloy have been determined, and the fracture of tensile sample is scanned.
针对使用中的自来水阀体断裂破坏,进行了宏观形貌、材质化学成分、金相组织、力学性能等失效分析工作。
The cause of fracture of a water supply valve used was analyzed by macrophoto, chemical composition analysis, metallography and mechanical performance.
拉伸断口形貌表现出韧性断裂特征。
Tensile fracture morphology is characterized by ductile rupture.
借助光学显微镜、扫描电镜等手段,对用埋铸法生产的T9815气轮机组隔板断裂部位的金相组织特征,宏观和微观断口形貌等进行了研究。
The microstructure characteristics, macro and micro fracture morphology of brittle broken embedded casting closure of T9815 turbines were investigated by means of metallographical examination and SEM.
在透射电镜和扫描电镜上观察分析了合金析出物的特征和冲击试样的断口形貌及断裂机制。
The aging precipitant and fracture topography were observed under TEM and SEM. The mechanism of fracture of samples was analysed.
通过观察断裂风机轴裂纹宏观和微观形貌,检验化学成分、显微硬度等方法对风机轴断裂的原因进行了分析。
Fracture analysis of the fan shaft was made by observing macroscopic and microscopic appearances of the crack, and examining micro hardness and chemical composition of the material.
两种材料在高温下的断口形貌均表现为韧性断裂。
The fracture appearance of both materials belongs to ductile fracture.
这种形貌特征有助于判别加载方式的类别,明确铸铁断裂的机理,是失效分析的重要手段。
The characteristics of morphologies are helpful to judging loading mode sort, defining fracture mechanism of cast iron, so they are important means for the failure analysis.
拉伸端口形貌说明这种贝氏体和马氏体混合组织的拉伸断裂为韧性断裂。
The morphology of the tensile fracture shows toughness fracture for the mix microstructure.
疲劳断裂特征为疲劳条纹、韧窝及类似准解理状形貌特征。
The fatigue fracture characteristics were fatigue striation, ductile microvoid, and quasi-cleavage-like fracture characteristic.
由于X70管线钢的晶粒很细小,在碳酸盐溶液中的断口并没有呈现典型的晶间断裂冰糖状断口形貌。
Because of the smaller grain of X70 pipeline steel, the typical intergranular fracture characteristics have not found.
其断口形貌为解理脆性断裂(宏观)和准解理断裂(微观)的综合。
The fracture morphology was the synthesis of the cleavage brittle fracture (macroscopic) and the accurate cleavage fracture (microscopic).
其断口形貌为解理脆性断裂(宏观)和准解理断裂(微观)的综合。
The fracture morphology was the synthesis of the cleavage brittle fracture (macroscopic) and the accurate cleavage fracture (microscopic).
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