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temperature field and solute distribution of the 60Si2Mn spring steel melt appear because of the electromagnetic stirring, which restrains the formation of large primary austenitic dendrites and create... in the same time are the most important reasons for deposition of spheroidized primary austenites. Key words:60Si2Mn; semi-solid; electromagnetic stirring; [全文内容正在添加中] ......
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, 2014, 24(11): 2735-2742. ZHU Yan-li, ZHAO Jun-wen, LI Wei, ZHU Zhen-yu, DAI Guang-ze, ZHANG Kun. Effect of the electromagnetic stirring on microstructure of the large-volume semi-solid slurry of 7A04..., 2005, 19(3): 303-309. MAO Wei-min, ZHEN Zi-sheng, CHEN Hong-tao. Microstructure of semi-solid AZ91D alloy solidified during electromagnetic stirring[J]. Chinese Journal of Materials Research, 2005, 19(3......
mechanism for non dendritic structure in semi solid metal is proposed, namely mechanism of particle drift and blending compressing. Under vigorous convection caused by intense electromagnetic stirring... processing; non dendritic structure; electromagnetic stirring; Received: 1999-09-20 对于常规铸造形成的组织结构, 经典铸造理论一般从热力学角度按"三个晶区"进行解释, 但这种解释存在许多与实验或生产实际不相符合的地方, 例如对于内部等轴晶区形成的解释......
Nucleation and growth of high purity aluminum grains in directional solidification bulk sample without electromagnetic stirring ZHANG Jiao(张 佼)1, 2, SHU Da(疏 达)1, RAO Qun-li(饶群力)3, SUN Bao-de(孙宝德)1, CHEN Gang(陈 刚)4 1. State Key Laboratory of Metal Matrix Composites, Shanghai Jiao Tong University, Shanghai 200030, China; 2. School of Materials Science and Engineering, Hebei......
with electromagnetic stirring method (EMS DC method) . The effects of EMS DC method technical parameters on the structure of semi solid ZL101A alloy were investigated, and the relationship between the casting... as reported. Keyword: semi solid; electromagnetic stirring; direct chill cast; Received: 2000-03-08 半固态成形 (SSF) 技术是一种介于固态成形与液态成形之间, 融合了铸造和锻造工艺特点的新型金属成形技术......
~0.85R处[19-20]. 图3 不同电磁频率下电磁搅拌强度沿结晶器半径方向的分布 Fig. 3 Electromagnetic stirring intensity distribution distance from center along mould radius at different electromagnetic frequencies 图4 ..., 2013, 2: 96-106. [2] POOLE G M, HEYEN M, NASTAC L, EL-KADDAH N. Numerical modeling of macrosegregation in binary alloys solidifying in the presence of electromagnetic stirring[J]. Metall Mater Trans......
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Effect of ultrasonic stirring on temperature distribution and grain refinement in Al-1.65%Si alloy melt LI Jun-wen(李军文)1, 2, T. Momono3, FU Ying(付 莹)1, JIA Zheng(贾 征)1, Y. Tayu3 1. College... to study the formation of grain refining structure with ultrasonic stirring. The cooling curves of ingots with ultrasonic were measured and compared with those without ultrasonic. At the same time......
