Characterization of Solidification Structure Morphology in High-Carbon Steel Billet by Fractal Dimension

Author(s):  
Jianghai Cao ◽  
Zibing Hou ◽  
Zhiqiang Peng ◽  
Dongwei Guo ◽  
Ping Tang
2019 ◽  
Vol 54 (19) ◽  
pp. 12851-12862 ◽  
Author(s):  
Jianghai Cao ◽  
Zibing Hou ◽  
Dongwei Guo ◽  
Zhongao Guo ◽  
Ping Tang

2017 ◽  
Vol 36 (4) ◽  
pp. 347-357 ◽  
Author(s):  
Yang Li ◽  
Jing Wang ◽  
Jiaquan Zhang ◽  
Changgui Cheng ◽  
Zhi Zeng

AbstractThe surface quality of slabs is closely related with the initial solidification at very first seconds of molten steel near meniscus in mold during continuous casting. The solidification, structure, and free deformation for given steels have been investigated in droplet experiments by aid of Laser Scanning Confocal Microscope. It is observed that the appearances of solidified shells for high carbon steels and some hyper-peritectic steels with high carbon content show lamellar, while that for other steels show spherical. Convex is formed along the chilling direction for most steels, besides some occasions that concave is formed for high carbon steel at times. The deformation degree decreases gradually in order of hypo-peritectic steel, ultra-low carbon steel, hyper-peritectic steel, low carbon steel, and high carbon steel, which is consistent with the solidification shrinkage in macroscope during continuous casting. Additionally, the microstructure of solidified shell of hypo-peritectic steel is bainite, while that of hyper-peritectic steel is martensite.


2018 ◽  
Vol 61 (4) ◽  
pp. 306-312
Author(s):  
M. V. Chukin ◽  
N. V. Koptseva ◽  
Yu. Yu. Efimova ◽  
D. M. Chukin ◽  
O. A. Nikitenko

2014 ◽  
Vol 21 (6) ◽  
pp. 565-574 ◽  
Author(s):  
Wang Su ◽  
Wei-ling Wang ◽  
Sen Luo ◽  
Dong-bin Jiang ◽  
Miao-yong Zhu

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