乡镇小厂生产铸态铁素体球铁农用车轮毂

As Cast Ferrite S.G.Iron Wheel Boss for Agricultural Trucks Produced by Town and Township Factories

叙述了生产铸态铁素体球铁的工艺，用此工艺生产的铸态铁素体球墨铸铁σ b大于 400MPa，δ大于 10％，可以代替 KT300－ 06铸造农用车轮毂，取得了很好的经济效益和社会效益。

The production process of as－ cast ferrite S.G.iron was described.The properties of produced as－ cast S.G.iron reached the level ofσ b>400MPa，δ >10％ .It has been used as a substitute for malleable iron (KT300－ 06) to cast wheel boss for agricultural trucks with quite good economic benefits.