前言：考虑磨料介质的实际服役工况条件，生产低铬白口铸铁磨球的工艺设计原则应明确为：在改善韧性指标的前提下，进一步提高硬度。
Considering practical use conditions, technology design principle of producing low chrome white cast iron grinding ball should be: Under premise of improving toughness, to enhance hardness more.
根据强韧性匹配原则，最终确定了适宜的热处理工艺参数。
The proper heat treatment parameters are firmed according to the principle of matching for strength and toughness.
根据强韧性匹配原则，最终确定了适宜的热处理工艺参数。
The proper heat treatment parameters are firmed according to the principle of matching for strength and toughness.
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