【摘要】 用铸态珠光体球墨铸铁活塞环取代调质处理回火索氏体球墨铸铁活塞环,具有较好的经济效益。介绍了活塞环铸造生产工艺。更多还原

【Abstract】 To substitute pearlitic nodular cast iron in cast condition for tempered sorbit nodular cast iron has got much economic benefit in piston ring production.This pa- per presents the manufacturing process of piston ring castings.更多还原