The hardness and its microhardness of medium phosphorus white cast iron are higher than those of the common white cast iron, but its impact toughness slightly decreases.
中磷白口铸铁的宏观硬度和显微硬度高于普通白口铸铁，但冲击韧性略有降低。
The hardness and its microhardness of medium phosphorus white cast iron are higher than those of the common white cast iron, but its impact toughness slightly decreases.
中磷白口铸铁的宏观硬度和显微硬度高于普通白口铸铁，但冲击韧性略有降低。
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