对一些重要的轧辊失效事故,例如新辊上机、失效轧辊价格昂贵、对轧机造成损坏、产品质量下降或导致一连串严重的轧机事故,则应该对轧辊的失效进行调查,以确定损坏原因及责任,并对其余轧辊的生产、使用提出建议,失效调查的要点包括: Roll-out failures should be investigated for some important roll failure events such as new roll-on machines, expensive roll-off rolls, damage to the rolling mill, reduced product quality, or a series of serious rolling mill failures to determine the cause of the damage and the responsibility , And make recommendations on the production and use of the remaining rolls. The main points of failure investigation include: