Influence of melt superheat treatment on directional solidification microstructure of Al-4.7%Cu alloy;
熔体过热处理对Al-4.7%Cu合金定向凝固组织的影响
Melt superheat treatment is a method to improve the structure and strengthen the mechanical property of metal and alloy.
熔体过热处理主要研究的是金属或合金熔体的结构和物理化学性质随熔体过热处理温度、时间及其在冷却和凝固过程中的变化规律。
Effect of RE modification and superheating treatment on eutectic Al-Si alloy;
采用稀土对共晶成分的 ZL 10 2合金进行变质处理 ,并对经稀土变质的铝合金熔体进行过热处理 ,用显微镜和扫描电镜对处理后的合金组织进行分析研究。
The 306 Al alloy with higher nickel content and iron content was overheated at different temperatures and the influence of the overheating treatment on the microstructure of iron-phase with nickel was tested.
对Ni含量和Fe含量都比较高的306合金采用不同的过热处理温度,考察了过热处理对含Ni的Fe相形貌的影响。
The mechanical prpoerties comparison of 5CrMnMo steel after normal hardening treatment and overheat hardening treatment was carried out.
通过对比5CrMnMo钢经常规淬火热处理和过热淬火热处理后的力学性能,发现过热淬火热处理使5CrMnMo钢的断裂韧性得到大幅度的提高,同时5CrMnMo钢的使用性能也得到提高,模具的使用寿命可提高2。
The paper summarizes the study and some applications in the field of melt superheat treatment.
介绍了固液界面形态及稳定性的判据,即成分过冷理论和绝对稳定理论;简述了国内熔体过热处理的研究;详细阐述了熔体过热处理影响定向凝固界面形态及稳定性的现象及理论研究。
In this work, we experimentally investigated the effects of the grain refinement, modification, solidification conditions, heat treatment conditions and melt superheat treatment on the microstructures and properties of Al-Si-Mg alloys.
本文针对Al-Si-Mg合金，通过实验研究了晶粒细化、变质处理、凝固条件、热处理条件和熔体过热处理对合金凝固组织和性能的影响，从理论上分析了多元合金凝固的异质形核，提出精确成形和组织控制一体化的概念，并利用自行研制的反重力铸造设备成功地生产出组织性能合格的大型复杂薄壁铸件——某型号飞机进气道唇口件。
Firstly, the physical models of Al-Cu based alloy melts were put forward through many experiments, and then the paper studied the influence of melt superheat treatment on Al-Cu alloy melt.
本文在大量试验的基础上建立了Al-Cu合金熔体结构物理模型,研究了熔体过热处理对Al-Cu合金熔体结构的影响;在温度梯度、抽拉速率一定的条件下,研究了熔体过热处理(熔体过热温度T_s、熔体过热时间ts和低温保持时间t_h)对Al-4。
hardening something by heat treatment.
通过热处理使某物变硬。
The combination of mechanical properties of this alloy can be achieved by heat treatment.
通过热处理，这种合金能获得综合性的机械性能。
autoclaved concrete product
热压处理过的混凝土制品
THE THERMODYNAMIC TREATMENT OF THE CRYO SORPTION PROCESS IN A CRYOPUMP
低温泵中低温吸附过程的热力学处理
pyrolysis gasoline hydrotreating process
热裂解汽油加氢处理过程
Thermo-process Control and Digital Signal Process ?
热工过程控制与数字信号处理
He is cutting the steel plate that the heat treatment is crossed.
他正在切割热处理过的钢板。
Method for Replacement of Tube Holder for Super-heater Exit Case
过热器出口集箱管座更换的处理方法
Researches on Visualization Techniques of Casting Heat Cracking Process
铸件热裂过程的可视化处理技术研究
Analysis and Treatment on One Overheat of 500kV Disconnecting Switch
一起500kV隔离开关过热分析及处理
Numerical Simulation on the Heat Treatment Process for Hot-rolling High-strength Seamless Pipes;
热轧高强度无缝钢管热处理过程的数值模拟
Thermal Stability of Superheated Steam-treated Wood under High Temperature and Pressure
高温高压过热蒸汽处理木材的热稳定性
Investigation of Intrinsic Gettering Process Based on Rapid Thermal Process in CMOS Integrate Circuit Process Flow;
模拟CMOS集成电路热处理过程中基于快速热处理内吸杂工艺的研究
Research on Hydrothermal Reutilization Process and Mechanics of Biomass Wastes;
生物质废弃物水热资源化处理过程及机理研究
The production process of continuous zinc electroplating for steel wire was composed of wire drawing, heat treatment, pretreatment, zinc plating aid post-treatment as well as wastewater treatment.
铁丝连续镀锌的生产过程由拉丝、热处理、前处理、镀锌、后处理和废水处理所组成。
Varition of Microstructure of polyester fiber in far-infrared setting process
红外热处理过程中聚酯长丝微结构的变化
Studies on the Stability of Constructed Wetland in Treating Wastewater in Subtropical Zone;
亚热带人工湿地污水处理过程稳定性研究
The Study on Heat Transfer and Anti-Fouling of Evaporator with Surface Treatment;
经过表面处理的蒸发器传热及防除垢研究