Cause and Measures of Transverse Corner Crack in Hull Structural V-Containing Steel CC Slabs


The reasons of transverse corner crack in hull structural steel CC (continuous casting) slab have been analyzed in this paper. The influence of steel-making, continuous casting technics and micro alloy element has been discussed. The improving measures are put forward and better effects have been obtained. 


CC slabs; transverse corner crack; vanadium hot; ductility


Ma Qingshen, Jiang Zhonghang, XuLi, Luo Wenbin, Yang Xiaoshan, Liu Yan


Shougang Iron and Steel Group Corp., China


Application Technologies of Vanadium in Flat-rolled Steels –Vanitec Symposium, Suzhou, China, Oct. 2005, pp. 75-78

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