The expansion coefficient of this cast iron without Ni element can be closed to that ofZL102 Al alloy.

利用该成分，可获得接近ZL102 合金膨胀系数的新型无镍的高膨胀系数铸铁。

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The expansion coefficient of this cast iron without Ni element can be closed to that ofZL102 Al alloy.

利用该成分，可获得接近ZL102 合金膨胀系数的新型无镍的高膨胀系数铸铁。

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