The properties of RE-boronizing layer relative to casting quality, and the suitable temperature is necessary for lightening change of shape.
球墨铸铁表面共渗层的性能与铸造质量有关，同时还要选取适当的共渗温度以减少变形。
The properties of RE-boronizing layer relative to casting quality, and the suitable temperature is necessary for lightening change of shape.
球墨铸铁表面共渗层的性能与铸造质量有关，同时还要选取适当的共渗温度以减少变形。
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