The results showed that the G/R value are influenced by space increment,time increment,evaluation temperature of the computed G/R value and the critical value of predicting ...

• 结果表明，空间步长、时间步长、计算G／R值的评价温度以及判断缩孔缩松的临界值均影响G／R值，从而影响缩孔缩松预测的准确程度，G／R法不适用于球墨铸铁件缩孔缩松的预测。