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at Qinhuangdao摘 要:During the slab continuous casting process, the flow field of molten steel in the mold plays a decisive role in the quality of the slab. In this paper...Structural Optimization of Electromagnetic Swirling Flow in Nozzle of Slab Continuous CastingXiao-Wei Zhu1,2,De-Wei Li3,Chun-Lei Wu1,2,Katsukiyo Marukawa1,2,Qiang Wang11. Key Laboratory......
Microstructure and properties of Cu-0.6Cr alloy after vacuum continuous casting TSAI De-chang(蔡德昌)1, HWANG Weng-sing(黄文星)1, CHEN Siang-yong(陈向永)2, KANG Jin-sing(康进兴)2, JIANG Cheng-xue(蒋承学)2 1... 2007; accepted 10 September 2007 Abstract: To promote the solution of chromium in copper and the purity of copper-chromium (Cu-Cr) alloy, vacuum continuous casting (VCC) process was employed......
. Properties of low cost TiAl automotive valves produced by cold wall induction melting and permanent mold centrifugal casting [A]. Kim Y M, Dimiduk D M, Loretto M H. Gamma Titanium Aluminides [C... in permanent mold during centrifugal casting process [J]. Trans Nonferrous Met Soc China, 2001,11(3): 353-357. [12]Hwang W S, Stoehr R A. Fluid flow modeling for computer-aided design of castings [J]. Journal......
连铸结晶器内钢液流动,凝固和夹杂物的分布雷洪1,张红伟1,陈芝会1,王恩刚1,赫冀成1(1.辽宁省沈阳市东北大学材料电磁过程研究教育部重点实验室)摘 要:建立并求解动量,热量和质量传输耦合模型,研究了连铸结晶器内钢液流动,传热,凝固,溶质输运和夹杂碰撞长大行为.数值结果表明连铸机内钢液温度,碳质量分数和夹杂物体积分数的空间分布与钢水流动特征相似,也可分为上下2个循环区.但是其分布具有各自的特点.在涡心处,钢液温度较低,碳质量分数较高,夹杂物体积分数和数量密度较低.在弯月面处,钢液温度较低,碳质量分数较高,夹杂物......
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圆坯钢电磁软接触连铸的实验研究邓安元1,许秀杰1,王恩刚1,张林涛1,张兴武1,赫冀成1(1.辽宁省沈阳市东北大学材料电磁过程研究教育部重点实验室)摘 要:为确定工业实验基本参数,对电磁软接触连铸结晶器进行了优化设计计算,设计制作了φ100 mm圆坯电磁软接触连铸结晶器,利用Sn-Pb-Bi合金实验研究了结晶器内的弯月面行为,并进行了w(C)为0.22%钢坯的电磁软接触连铸实验.结果表明,电磁软接触连铸结晶器内磁场和弯月面变形具有不均匀性,切缝数为12时,磁场周向分布和弯月面变形较均匀.输入功率增加,弯月面高度......
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-qiu, LI Wo-guang. Temperature field in the heated mold continuous casting of cupronickel tubes[J]. Foundry Technology, 2005, 26(11): 1054?1057. [5] Ishizaka A, Tawara M, Kodama H, et al. Production... with the application of commercial frequency electromagnetic field during horizontal continuous casting. Meanwhile, the segregation of Ni element is suppressed and distributes more uniformly over the cross section......
solidification is different from hot mold continuous casting and other directional solidification technology, because it is influenced by electromagnetic field, temperature field, fluid field and so... at velocity of 1 mm/min. The ingot with free surface crack and directional macrostructure is prepared under definite conditions. Key words: Ti6Al4V alloys; cold crucible; continuous casting; directional......
