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- Elimination of Shrinkage on the Ring Carrier Casting of Nodular Iron with Combined Feeding of Gating System and Riser 浇注系统和冒口联合补缩消除球铁镶圈铸件缩孔缺陷
- 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。
- Casting of nodular iron 球铁铸件
- One case indicated the influence of the casting quality of the knock-off type specimen on the quality judging veracity of nodular iron castings. 实例之一是说明敲落式球铁试块的铸造质量对判断球铁铸件质量准确度的影响;
- In this paper the mechnical properties of two types of cast iron are compared and the producing process of the railway castings of as-cast nodular iron are described. 本文对比了两种铸铁的机械性能，叙述了铸态球墨铸铁铁路配件的生产，分析了球化处理、孕育处理对配件质量的影响。
- 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。
- With respect to shrinkage problems of nodular iron, a discussion on several basic problemsof the "Proportional Solidification Technology" was held. 就球铁件缩松、缩孔问题对"均衡凝固技术"几个基本问题进行讨论。
- The abnormal structure usually appears at the surface layer of nodular iron castings produced by furan-sulfonic acid cured sand mold. 本实验研究查明,当用甲苯磺酸作催化剂的呋喃树脂自硬砂生产稀土镁球铁件时,通常在其铸件表层出现异常组织。
- In order to ensure high nodularity of nodular iron castings,it is necessary to reduce the sul phur content of the base iron. 为保证球铁件稳定获得高球化率,要求降低原铁液的含硫量。
- It was found that the ultrasonic attenuation action of the gray iron was very obvious, however the ultrasonic attenuation action of nodular iron was next to nothing. 分析认为在通常采用的波长范围内,产生超声衰减的主要原因是灰口铸铁中石墨晶体的构造以及石墨组织的形状、大小和分布。
- The cast of the play included a international star. 这个剧的演员名单中有一位国际明星。
- The cast of the play includes a famous actress. 这个剧的演员名单中有一位名花旦。
- The traditional blade of nodular iron can not meet needs of new cold roller along with accelerating the speed of modern cold-rolled strip mill,their shortcomings are solved by design of rolling blade. 随着现代冷轧带钢轧机线速度的加快,传统的球墨铸铁卫板不能适应冷轧机的需要,设计的滚动卫板解决了传统卫板的缺陷。
- He was of an optimistic cast of mind. 他生性乐观。
- The cast of the play was very strong. 这出戏的演员阵容非常强。
- The influences of the MgO content of the nodularizing alloy on nodularizing effect,microstructure and mechanical properties of nodular irons,as well as the method to . 研究了球化剂中氧化镁含量对球化效果、球铁的显微组织和性能的影响,以及球化剂中所能允许的氧化镁临界含量的确定方法。
- Roger had built so much on the cast of this single die! 罗杰对这次的孤注一掷，原抱着多大的指望啊！
- The basic principle for nondestructive testing of nodulizing grade in nodular iron and the relationship between ultrasonic speed and nodulizing grade are expounded. 论述了用无损检测技术判断球墨铸铁球化级别的基本原理,即球化级别与声速的关系,给出了球化级别与声速的关系的数学模型。
- He was in the cast of the school play. 他在学校演的剧里扮演角色。
- Reason and Prevention of Top-surface Slag Inclusion on Cooling Wall of Nodular Iron Casting 球铁冷却壁上表面夹渣的原因及防止
