A sample slug, part, or section of a carbonized, or hardened steel used for testing to determine structure, hardness, case depth, etc.
金相组织样件:渗过碳的或硬化处理过的钢材切片或零件,用于检测组织结构,硬度,渗碳层深度等。The chemical composition, microstructure and mechanical properties of connecting rod blank made of microalloy steel are analyzed.
研究了国产轿车五气门发动机连杆毛坯锻件与德国毛坯锻件的化学成分、金相组织及力学性能。The fracture reason of high temperature fixture was analyzed by means of metallographic examination, SEM and chemical composition analysis.
采用金相检验、扫描电镜观察和化学成分分析等方法对万能材料试验机高温卡具断裂原因进行分析。The surface cracks on steel sheet DB685 was analyzed by metallographic microscope and scanning electron microscope.
用金相显微镜和扫描电镜分析方法,对DB685钢板表面裂纹进行分析。The slabs with these cracks were analyzed by means of high temperature plasticity, macrostructure, microstructure and inclusion test.
对有裂纹的连铸板坯进行了高温塑性试验、低倍、金相组织和夹杂物分析。The heat treating of the cold precision forging gear is researched by experimental and metallographic analysis method.
采用试验和金相分析方法对冷精锻直齿圆柱齿轮的锻后热处理情况进行了研究。The cracked longitudinal beam of a coach was analysed by means of metallography and SEM .
用金相、扫描电镜等分析方法,对开裂的客车纵梁进行了分析。By means of metallographic, energy spectrum analysis, and hardness tests, the fracture reason of the die was studied.
采用能谱分析、金相检验和硬度测试等方法,对模具的断裂原因进行了分析。Metallography is the study of the microstructure of metals and alloys by means of the metallurgical microscope and the electron microscope.
金相学是用金相显微镜和电子显微镜对金属和合金的显微结构的研究。