Influence of Spheroidization Temperature on Quality of BGA Solder Ball 球化温度对BGA钎焊球质量的影响
The traditional cast iron spheroidization technological line is long, the treating device is complicated and the spheroidization effect is poor. 传统的铸铁球化工艺路线比较长,处理设备相对比较复杂,球化效果不好。
With the rising soaking temperature, the grain spheroidization accelerates and the average dimension of grains diminishes at the same soaking time. 随着等温温度的升高,组织的球状化速度加快,相同等温时间下晶粒的平均尺寸减小;
Effect of High-temperature Friction Time on Spheroidization and Refinement of Si Phases in Al-Si Alloys 高温摩擦时间对铝硅合金硅相细化和球化的影响
It is a basic demand for evaluating the microstructure and performance to determine the graphite size and its spheroidization rate in nodular cast iron. 正确测定球墨铸铁中石墨大小及球化率,是对球墨铸铁组织性能进行评定的基本要求。
MICROSTRUCTURE EVOLUTION OF HYPEREUTECTOID STEELS DURING WARM DEFORMATION ⅱ. Cementite Spheroidization and Effects of Al 过共析钢温变形过程中的组织演变Ⅱ.渗碳体的球化及Al的影响
Research and Application of Ultrasonic Wave in Nodular Graphite Iron's Spheroidization Rate Detection 超声波在球墨铸铁件球化率检测中的研究与应用
Prediction of the probability of spheroidization in nodular cast iron by parametric diagram of chemical bond intermittent wet ball mill main parameters 试用键参数图研究球墨铸铁的球化倾向湿法间歇式球磨机主要工作参数确定
The utility model is used for the spheroidization treatment of molten steel or iron melt. 本产品用于钢水或者铁水的球化处理。
Study on Preparation Techniques of High-purity Spherical Silica Powder by Oxygen-Acetylene Flame Spheroidization Process 氧气&乙炔火焰法制备高纯度球形硅微粉技术研究
Simultaneous Spheroidization and Refinement of Si Phase in Al-Si Alloy Surface by Friction at Elevated Temperature 铝硅合金高温摩擦表层Si相细化和球化现象
The results show that both shape and number of residual carbides are two key parameters affecting the spheroidization. 结果表明,残留碳化物形貌和数目是影响球化的两个关键因素。
The quality control and supervision of metal card clothing steel wire spheroidization annealing have important effect on metal card clothing stabilized manufacturing and its accordance of products quality. 金属针布钢丝球化退火质量的控制与管理,对金属针布稳定化生产和产品质量的一致性起重要的作用。
Recrystallization is the necessary condition for spheroidization of the deformed texture. 再结晶是形变组织球化过程的必要条件。
The metallographic analysis found mild spheroidization of pearlite in metallographic structures. 经金相分析发现,其金相组织出现了珠光体中度球化现象。
The simulation results reflect the microscopic process such as grain contact, sintering neck growth and pore spheroidization. 模拟结果反映了颗粒间接触,烧结颈生长和气孔球化的微观过程。
This paper researched the refining and spheroidization mechanics of the semi-solid grains of AZ91D magnesium alloys by SIMA. 本文利用SIMA法,对细化和球化AZ91D镁合金铸件晶粒的机理作了细致的研究。
The influences of temperature and soaking time of such treatment and the alloy compositions on spheroidization of carbides were studied. 本试验研究了球化热处理的加热温度、保温时间及合金化学成分对于碳化物团球化的影响。
This makes the accelerating dissolution and spheroidization of cementite easy. 这为后来渗碳体的加速溶解和球化打下了基础。
Finally the mechanism of powder spheroidization was analysed. 最后分析了激光烧结球化的机理。
Investigation on Rapid Spheroidization Annealing of Medium Carbon Steel 中碳钢快速球化退火工艺的研究
At the certain temperature the process spheroidization need time to finish. 球化是个扩散过程,在一定温度下的球化过程进行是需要时间的。
The self-lubricating properties of Ni-Cu-C alloy increase with the increasing of graphite content and spheroidization. NiCuC合金的自润滑性能随石墨含量的提高及球化而得到改善;
Spheroidization of graphite and properties of new Ni-Cu-C alloy 新型Ni-Cu-C合金中石墨的球化处理及其性能
Microstructural spheroidization of extruded AZ91D magnesium alloys with a high extrusion ratio of40 was investigated at semisolid state. 通过液淬法获得挤压比为40的AZ91D镁合金等温处理过程中的半固态组织,研究其球化机制。
The process of microstructure evolution during remelting includes spheroidization preparation, grains refining and spheroidizing, and grains growth. 研究还表明,重熔组织演化过程分球化预备、固相颗粒细化和球化及固相颗粒长大3个阶段。
The influence of original structure on the carbide size and spheroidization rate was studied. 研究了原始组织对T10钢的球化率及碳化物粒度的影响。
Analysis of the deformation temperature and strain rate and other parameters on the high-temperature flow stress and lamellar spheroidization process of the evolution of the impact of the law. 分析了变形温度和应变速率等参数对高温流变应力和片层组织球化过程演变的影响规律。
During annealing, spheroidization of the carbide was greatly influenced by the temperature. 退火实验结果表明,退火温度显著影响轧后组织中碳化物球化过程。