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8120F 风冷柴油机的曲轴先后采用球墨铸铁空心结构、实心结构,以及用合金钢锻造。本文重点介绍球铁曲轴铸造工艺和合金钢锻造曲轴在机械加工工艺方面的改进设计。
8120F air-cooled diesel engine crankshaft has a ductile iron hollow structure, solid structure, and forged with alloy steel. This article focuses on the improved design of the ductile iron crankshaft casting process and alloy steel forged crankshafts in the machining process.