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- heavy section nodular iron casting 大断面球铁件
- Production of Heavy Section Nodular Iron Casting with Furan Resin Self-Setting Sand Mould 采用呋喃树脂自硬砂生产大断面球铁件
- heavy section nodular iron 厚壁球铁
- 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。
- Keywords nodular iron;heavy section;nodularization degeneration;inoculation; 球墨铸铁;大断面;球化衰退;孕育处理;
- Keywords As-cast ferrite nodular iron Barium Calcium RE-Mg nodulizer Heavy section Thin section; 铸态铁素体球墨铸铁;钡;钙;稀土镁球化剂;厚壁;薄壁;
- How is timing controlled to prevent nodular iron fade? 如何控制球铁孕育时间?防止石墨退化?
- Basic graphite morphology types of nodular iron were introduced. 介绍球墨铸铁中石墨的基本形态类型。
- The validity of the apparatus to the research on the solidification behavior of ductile iron with heavy section was verified. 验证了这一装置对于厚大断面球铁铸件研究的有效性。
- The method to using spindle steel scrap as alloying additives to produce low-alloyed cast iron for some heavy section castings was investigated. 研究了利用废锭子钢作为合金元素添加料生产低合金铸铁的方法,并将该铸铁用于制造造纸机烘缸、真空泵叶轮、龙筋加工自动线床身等厚壁高强度铸件。
- In this paper, the effects of magnesium tablet, rare earth magnesium and mixed nodulizer on heavy section ductile iron are studied under the simulating test condition. 在模拟大断面球铁试验条件下，研究了低硅镁团块、稀土镁硅合金及混合球化剂对大断面球铁石墨形态的影响。
- The quality control of cored-wire injection process used for production of as-cast ferrite nodular iron was described. 摘要介绍用喂线球化工艺生产优质铸态铁素体球墨铸铁的质量控制要点。
- The reason causing nodularization degeneration in surface layer of furan resin sand nodular iron castings was analyzed. 对呋喃树脂砂球墨铸铁件表层球化衰退原因进行了分析。
- The large quantity of nodular iron castings had back bridge housing are produced by using copula and handcraft molding. 通过合理熔炼、造型、制芯及铸造工艺参数,采用冲天炉熔炼,手工造型制芯,实现批量生产优质带包类桥壳球铁件。
- The metamorphous graphite in the section center of heavy section S.G. iron castings is superspheroidal graphite, and not the product of degeneration along the direction from shperoidal graphite to vermicular or flake graphite. 大断面铸件中心的变态石墨是过球化石墨，而不是球状石墨向蠕虫状石墨或片状石墨方向衰退的产物。
- The foundry method design of a nodular iron reductor housing with ferrite matrix was de-scribed. 介绍了铁素体基体球铁减速器壳体的铸造工艺设计。
- Hollow,soild,tapered heavy section precision pieces, the section of them are round,rectangle,square. 产品说明 ： 空心，实心，多台阶大型轴类精锻件，截面形状可为圆形，方形，矩形等。
- The bracket of as-cast ferritic nodular iron breaks due to brittle fracture when it is assembled. 摘要铁素体球铁铸件支架在装配时发生脆性断裂失效。
- A sort of chilled nodular iron camshaft was developed by adopting resin-coated sand shell mould casting process. 开发了一种采用树脂砂壳型铸造的激冷球铁凸轮轴。
- Manual molding had been used for the nodular iron front wheel boss and differential mechanism case, and chills were used to prevent shrinkage defects. 球铁前轮毂和差速器原采用手工造型,用外冷铁解决缩孔缺陷。
