The detection of surface upwarping and line defects for hot rolled plates produced by Anshan Steel was made.These defects was ascribed to the bled of slab surface.

• 摘要通过对鞍钢热轧钢板表面翘皮和线形条纹缺陷的研究，认为此类缺陷是铸坯表层气泡造成的。