The centrifugal compound casting process of needle - like bainite ductile iron roller was establish in this paper.

本文制定了针状贝氏体球铁离心复合轧辊的生产工艺.

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This paper discusses the existent theory research, key technology and industry application about austenite - bainite ductile iron.

论述了奥—贝球铁的理论研究 、 工艺要点及工业应用情况.

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