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Product characteristics and application progress of thin strip casting and rolling |
ZHOU Dong-sheng1, FENG Qing-xiao2, LI Hua-long2 |
1. Jiangsu Shasteel Group Co., Ltd., Zhangjiagang 215625, Jiangsu, China; 2. Jiangsu Shagang Iron and Steel Research Institute, Zhangjiagang 215625, Jiangsu, China |
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Abstract The thin strip casting and rolling process is a short-process, near-final process that combines rapid solidification and rolling deformation. It has the advantages of short process, less procedures, low energy consumption and less emissions. The microstructure and mechanical properties of the thin strip casting and rolling products were studied, and the results show that the product microstructure is significantly different from the conventional hot continuous rolling process product in terms of grain morphology and grain size under the conditions of rapid solidification, rapid cooling and small reduction rolling of thin strip casting and rolling.Thin strip casting and rolling products have small fluctuations in performance, good isotropy, easy to weld, precise dimensional tolerances, and good surface quality. It is easy to produce high-strength thin-spec products, and has a broad application space under the trend of light weight and “substituting heat for cold”.
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Received: 01 July 2020
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