Under act of the alternating thermal stress, thermal fatigue is one of theprimary invalidity forms of cast iron workpiece. Various factors effecting the thermal fatigueof cast iron were reviewed.

• 在热交变应力的作用下，热疲劳是铸铁工件的主要失效形式之一。本文综述了影响铸铁热疲劳抗力的诸因素。