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- A new process, liquidus semi continuous casting(LSC) to produce semi solid slurries of aluminum alloy, was presented. 结合铝合金半连续铸造的生产工艺,介绍了铸造铝熔体液面的控制措施以及每种控制措施的实践效果。
- Through optimizing the processing parameters, semi solid Al 7%Si alloy cylinders with thixotropic non dentritic structures were successfully produced. 棒料内部组织形貌为具有类圆形轮廓的初生相晶粒浸润在细共晶体中,与传统的凝固枝晶组织有显著差异。
- Flemings M C. Behavior of metal alloys in the semi solid state[J]. Metall Trans, 1991.22B(6) : 269-293. 王渠东丁文江.;镁合金及其成形技术的国内外动态与发展[J]
- Cu alloy horizontal continuous casting is an advanced process for wire production of Cu alloy. 铜合金水平连铸是铜合金丝线材生产中的一种先进生产工艺。
- The modifying experiments on hypereutectic Al - Si alloy were made by addition of sodium flux and P - Cu alloy. 用磷铜合金和四元钠盐变质剂对过共晶铝硅合金进行了变质处理试验。
- Abstract: The research on simulation of semi solid forming processes including rheocasting, partial remelting and thixoforming, was reviewed. 论述了半固态金属加工技术,即流变铸造、二次加热与触变成形等工艺过程数值模拟技术的研究进展和现状。
- The Ni Cu alloy supported on TiO 2 promote the formation of C 2 hydrocarbons in CO hydrogenation. 双金属Ni、Cu间发生相互作用而形成了均匀的合金相,该活性组分与载体TiO2的共同作用,对CO加氢中C2物种,特别是乙烯的生成有利。
- Semi solid forming is one of new types of material processing.This paper analyses the present and the future of this new forming technology. 半固态加工是金属材料成形领域中的一种新工艺。分析了铝合金半固态成形技术的现状及发展趋向。
- This method can reduce labour intensity, improve working efficiency and ensure the deburring effect of Cu alloy part. 这种方法能降低劳动强度,提高工作效率,较好地保证铜合金零件抛光去毛刺效果。
- Thixotropy The property of letterpress and offset inks of becoming fluid when stirred and setting to a semi solid tate when left at rest for some times. 活版及柯式油墨的一种特性。当搅拌后,油墨变得稀,但让它静止一段时间,它又变回半固体状态的情况。
- Selected principles of strengthening phase of dispersion strengthening Cu alloy and its application prospect were discussed. 讨论了弥散强化铜合金强化相的选择原则,以及此合金的应用前景。
- In situ Al 2O 3 and TiB 2 particles reinforced Al 3.2% Cu and Al 6.0%Cu alloy composites were fabricated from TiO 2 Al B CuO system. 由TiO2?Al?B?CuO体系制备了原位Al2O3和TiB2粒子增强Al?3.;2%25Cu和Al?6
- Al-3%Cu alloys as-solid-solutioned and as-aged are subjected to EGA Pressing. 对Al一3%25Cu合金在固溶态和时效态进行了ECAP挤压。
- The age _ precipitation behavior of Al-4.5 Cu alloy and mullite _ fiber reinforced Al-4.5 Cu composite has been studied by the differential scanning calorimetry (DSC). 用差示扫描量热法(DSC)对Al-4 5Cu合金和莫来石(Mullite)短纤维增强Al-4 5Cu复合材料的时效析出行为进行了研究 ;
- Keywords lung carcinoma;transcutaneous injection;Ai Cu; 肺肿瘤/药物疗法;癌枯/治疗应用;药物;临床试用;
- The directionally solidified Al-4.7%Cu alloy sample after treated by superheat treatment, its Cu-rich phase decreases obviously and its dimple number increasesobviously. 通过熔体过热处理的Al-4.;7%25Cu合金定向凝固试样;其富Cu相明显减少;韧窝数量显著增加;
- Fluxes and cover gases are currently used for the melting and production processes, and semi solid thixocasting is also used to lower the operation temperature, but there still remain many problems. 目前一般采用熔剂覆盖和气体保护法熔炼生产镁合金,或采用半固态射铸成形工艺以降低作业温度,但都存在着不少缺点。
- Methods The isothermal age hardening behaviour of an experimental75wt% Au,16wt% Ag,9wt% Cu alloy was studied by means of hardness test, X ray diffraction study. 方法 采用硬度试验和X线衍射的研究手段 ,探讨含 75wt%25金 ,16wt%25银 ,9wt%25铜合金的等温时效硬化性能。
- The mechanism of deburring, the formulation for processing, technical parameters of Cu alloy by using electrochemistry, and the points for attention in operating are introduced. 介绍了铜合金零件电化学去毛刺机理、工艺配方、工艺参数和操作注意事项。