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本文介绍了目前使用的各种单体和筒体铸造的铸铁活塞环材料,以及这些铸铁的化学成分、典型组织及其机械性能。文章分析了铸铁自身的各种组织因素对活塞环特性的影响;还提出了对铸铁活塞环所要求的各种性能。
This article describes the cast iron piston ring materials currently used for casting all types of single and cylinder castings, as well as the chemical composition, typical structure and mechanical properties of these cast irons. The article analyzes the influence of various castings of cast iron itself on the characteristics of piston rings and also puts forward various properties required for cast iron piston rings.