Taking wheel hub as example, the investigation on the production process of heavy nodular iron castings used for wind turbine generator was introduced.
以轮毂为例，介绍对大型风力发电机球墨铸铁件生产工艺进行的试验研究。
The RE(Y)-Mg-Si-Fe nodularizer had been used to cast heavy sectioned high ductile nodular iron cooling wall castings.
应用钇基重稀土镁复合球化剂，铸造厚大断面高韧性球铁冷却壁，成功地获得了铸件中心部位铸态高性能。
The defects that easy occurred in heavy section ductile iron castings as well as the prevention measures were reviewed.
概述了厚大断面球墨铸铁件易产生的几种缺陷及防止措施。
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