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介绍了球铁原铁水用碳化钙脱硫的各种方法的应用比较,列举了在生产条件下原铁水用碳化钙脱硫后生产的出口球铁铸件.
This paper introduces the application of various methods for desulphurizing the original molten iron in the ductile iron with calcium carbide, and lists the exported ductile iron castings after desulphurization of the raw molten iron with calcium carbide under the production conditions.