A number of measures,which include carbon equivalent control of iron plate,correct spheroidization and inoculation process,increase of mould rigidity and control of cooling r...

• 椐此采取控制铁液的碳当量,正确的执行球化、孕育处理工艺,加大铸型的刚度,控制铸件的冷却速度等措施,经实际生产,有效地避免或减轻了这些缺陷,获得了良好的结果。