The results of experiment show that the key to getting as-cast pearlitic ductile iron QT800-2 at the usual condition is to contro...

• 试验结果表明,在一般铸造条件下获得铸态珠光体QT800-2的要点是严格控制碳当量,优选好铜和钼等合金元素的配比及冶金工艺。