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region, which can optimize casting parameter variations, especially melt depth changes in the tundish. The temperature change rate of the bottom surface of the strip is around 4 times faster than that of the upper surface. Key words: horizontal single belt; transport phenomenon; strip casting; numerical simulation; meniscus 1 Introduction It is acknowledged that direct strip casting for metal......
高锰板带钢及其制造技术方园1,梁高飞1(1.上海市宝钢研究院前沿技术研究所)摘 要:总结了高锰板带钢的典型成分体系与性能特点,阐述了高锰板带钢在冶炼,铸造,热轧,冷轧等制造流程中存在的关键技术问题与瓶颈,以及国内外钢铁公司在以上领域的新进展,特别分析了薄板坯连铸连轧,薄带连铸连轧技术制造高锰板带钢的发展现状及其关键技术.从成分体系开发,制造技术等角度浅析了国内高锰板带钢的研发方向.关键词:高锰钢; 强塑性; 板带; 薄板坯连铸连轧; 薄带连铸连轧......
J. Cent. South Univ. (2012) 19: 1226-1233 DOI: 10.1007/s11771-012-1133-z Roll shifting strategy with varying stroke and step in hot strip mill LI Wei-gang(李维刚)1,2, LIU Xiang-hua(刘相华)3, GUO Zhao-hui(郭...; Steel Co., Ltd., Shanghai 201900, China; 3. Research Institute of Science and Technology, Northeastern University, Shenyang 110819, China; 4. Hot Strip Mill Plant, Baoshan Iron & Steel Co., Ltd......
J. Cent. South Univ. (2021) 28: 2333-2334 DOI: https://doi.org/10.1007/s11771-021-4773-z Application of SVM and PCA-CS algorithms for prediction of strip crown in hot strip rolling JI Ya-feng(姬亚锋)1... requirements of accuracy for strip crown, an optimized model based on support vector machine (SVM) is put forward firstly to enhance the quality of product in hot strip rolling. Meanwhile, for enriching......
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3D stress simulation and parameter design during twin-roll casting of 304 stainless steel based on the Anand modelJing Guo1,Yuan-yuan Liu2,Li-gang Liu1,Yue Zhang3,Qing-xiang Yang11. State Key... in the molten pool of type 304 stainless steel during the twin-roll casting process.Parameters affecting the stress distribution in the molten pool were analyzed in detail and optimized.After twin-roll casting......
Relationship between surface subsidence factor and mining depth of strip pillar miningGUO Wen-bing1, 2, HOU Quan-lin 1, ZOU You-feng2(1. College of Earth Science, Graduate University of Chinese Academy of Sciences, Beijing 100049, China; 2. School of Energy Science and Engineering, Henan Polytechnic University, Jiaozuo 454000, China)Abstract:Strip pillar mining is one of the most important......
Microstructure comparison of ZK60 alloy under casting, twin roll casting and hot compression WANG Shou-ren(王守仁)1, WANG Min(王 敏)2, KANG Suk-bong3, CHO Jae-hyung3 1. School of Mechanical...; Abstract: The microstructures of ZK60 alloy under conventional direct as-casting (DC), twin roll casting (TRC) and twin roll casting followed......
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