NEW EVALUATION OF CRITICAL STRAIN FOR INTERNAL CRACK FORMATION IN CONTINUOUS-CASTING

被引:1
作者
YAMANAKA, A
NAKAJIMA, K
YASUMOTO, K
KAWASHIMA, H
NAKAI, K
机构
来源
REVUE DE METALLURGIE-CAHIERS D INFORMATIONS TECHNIQUES | 1992年 / 89卷 / 7-8期
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D O I
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中图分类号
TF [冶金工业];
学科分类号
0806 ;
摘要
In order to determine the critical conditions for internal crack formation in continuous casting, tensile tests were carried out on cylindrical ingots with liquid core. Internal cracks occurred in the solid-fraction range between 0.99 and 0.80, corresponding to zero ductility (ZDT) and zero stress (ZST) temperatures only when the stress exceeds a critical value (1.6 %).
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页码:627 / 633
页数:7
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