三辊轧管裂纹缺陷控制

CONTROL OF CRACK DEFECTS OCCURRING IN PIPE ROLLING COURSE WITH THREE-HIGHMILL

分析了三辊轧管的变形特点及裂纹产生机理，提出了保证轧管质量的措施。

Analyzed in the article are the deformation characteristics and factors responsible for the ocurrence of cracks with repect to the three-high pipe mill,based 0n which measures to assure product quality are proposed.