摘要
文本研究了化学成份与冷却速度及孕育处理对灰铸铁石、墨形态的影响．并对形成的地B、C、D、E、F等六种衣铸铁石墨形态的形成条件作了讨论．
The effects of graphite form of gray cast iron on chemical composition, cooling rate and inoculator are investigated. The condition of shaping A, B, C, D, E and F graphite form of gray cast iron is discussed.
