物理状态:高纯锆为银灰色棒状晶条,具有金属光泽。其内部和表面不带有非金属夹杂物和蓝膜。
Physical features: crystal bar in silver grey lustre without non-metal inclusion and blue film on the surface or the inner.
试生产的盘条组织性能稳定,脱碳层薄,晶粒细小,夹杂物含量低,表面质量良好。
The trial produced rod is with stable tissue, decarbonization film thin, crystal particle tiny, slag little, and surface quality better.
针对国产82B盘条在拉拔过程中的断裂现象进行了分析,通过对网状组织、金相组织、夹杂物与表面质量及拉拔工艺的浅析,指出了造成82 B盘条断裂的原因。
By analyzing the network structure, metallographic structure, inclusion, surface quality and drawing process, the reason of crack for 82b wire coils was pointed out.
结果表明,热轧Q 345 B中厚板表面纵裂纹是由于铸坯中存在夹杂物及铸坯纵裂引起的。
The results show that the surface longitudinal crack of hot-roll Q345B medium plate is caused by inclusion and surface longitudinal crack of slab.
结果表明:非金属夹杂物超标是导致管坯表面产生纵向裂纹的主要原因。
The results showed that the major cause of longitudinal surface cracking of 20 steel tube blanks was higher nonmetallic inclusion content in the steel than standard value.
结果表明,82B钢盘条脆断的主要原因是夹杂物级别超标、组织中出现网状碳化物、索氏体含量偏低以及盘条表面缺陷等。
The results show that 82b wire rod brittle fracture is mainly caused by excessive inclusion, reticulate carbide, lower sorbite in the microstructure, and surface defect of wire rod.
根据熔模铸件表面麻点内夹杂物的成分组成,对其来源进行了分析,并提出了相应的解决措施。
The origin of inclusions in rough sport disfigurement on the surface of investment castings was analyzed and the corresponding solutions were given according to the composition of inclusions.
对Q 235 B中厚板表面缺陷处的显微组织、非金属夹杂物等进行了金相组织和扫描电镜观察及能谱分析。
The surface defect on medium and heavy plate Q235B was investigated by means of the optical microscopy, scanning electron microscopy and energy spectrum analysis in this paper.
结果表明,该轴承倒角表面质量不佳以及夹杂物过多是导致轴承断裂的直接原因。
The result indicates that the chamfer Angle and the inclusion are the main reason for the fatigue fracture.
而硅酸盐夹杂物的表面能只为氧化铝的10 ~(- 8),具备在钢液中均质形核的条件。
The interfacial energy of silicates, however, is only 10-8 times of that of alumina and, thus, the silicates have the precondition of homogenous nucleation in the steel.
试样抛光时,最重要是要避免夹杂物的剥落、变形或抛光表面被污染,以便检验而尽可能干净和夹杂物的形态不受影响。
The mosaic approach and fixture method can be applied to fix the sample avoiding the round polished edge and make sure the smoothness of the testing surface.
另外,传热管原始内表面粗糙不平整、不清洁加速了腐蚀与成垢,原材料的非金属夹杂物存在也降低材料抗腐蚀的能力。
In addition, the roughness and uncleanness of the original surface of heat transfer tubes accelerated corrosion and scale. Non-metallic impurities of the tube material reduced corrosion-r...
另外,传热管原始内表面粗糙不平整、不清洁加速了腐蚀与成垢,原材料的非金属夹杂物存在也降低材料抗腐蚀的能力。
In addition, the roughness and uncleanness of the original surface of heat transfer tubes accelerated corrosion and scale. Non-metallic impurities of the tube material reduced corrosion-r...
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