6L280柴油机球墨铸铁曲轴的铸造技术

Casting Technology of Model 6L280 Engine Ductile Iron Crankshaft

本文论述了6L280柴油机球墨铸铁曲轴的铸造技术难点,确定了相应的铸造工艺方案并经生产验证。结果表明,该工艺方案合理、有效,6L280柴油机曲轴铸件的化学成分、金相组织、内外质量和力学性能均符合产品技术要求。

Technical difficulties about Model 6L280 engine crankshaft casting of ductile iron have been discussed, corresponding casting process have been determined and have been verified during production to be reasonable and effective. The chemical composition, metallurgical structure, inherent and surface quality and mechanical properties of Model 6L280 engine crankshaft castings of ductile iron have met the requirements for product specification.