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RuT300蠕墨铸铁的工艺探究

Jing-feng XU,Shu-xin YANG,Xiao SHI,Min-zhi ZHANG,Dong LU,Peng-chao QI,Guo-qiang TAN

Foundry Equipment and Technology（2020）

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Abstract
随着蠕墨铸铁的技术不断发展,目前生产气缸体、气缸盖毛坯牌号多为RuT400、RuT450,但RuT300牌号一直没有应用.针对RuT300蠕墨铸铁工艺生产要求,通过严格管控原材料,选择合理的化学成分;制定合理的电炉熔炼工艺,选用精准的喂丝法生产.成功生产了满足RuT300性能要求的发动机气缸体毛坯,达到了降本增效的目的.
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