Grey cast iron, nodular iron, cast steel, stainless steel.

灰铸铁，球墨铸铁，铸钢，不锈钢。

Ductile iron, also known as nodular iron, was developed in 1949 as a substitute for steel.

作为钢的替代品，1949年人类开发了球墨铸铁。

To produce all kinds of castings pig iron, alloy iron, nodular iron and vermicular iron, etc.

和规模生产灰铸铁、合金铸铁、球墨铸铁和蠕墨铸铁等各类铸件。

Both the chill and reverse chill are defects often found in the nodular iron knucle castings.

白口和反白口缺陷是球铁件转向节的常见缺陷。

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。

The copper- adding process and its effect on structure and properties of nodular iron was introduced.

本文介绍了铜在球铁中的加入工艺及其对组织和性能的影响。

The reason causing breaking of a nodular iron left used for automobile steering mechanism was analyzed.

对汽车左转向节断裂原因进行了分析。

Large availability of construction materials: nodular iron, stainless steel, bronze and other special alloys.

可用的材质很多：球铁，不锈钢，铜以及特殊合金。

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。

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 quality control of cored-wire injection process used for production of as-cast ferrite nodular iron was described.

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。

Main products: gray iron and nodular iron castings for automotives, locomotives, refrigeration compressors and various.

主导产品为汽车，火车，制冷压缩机及各种机械的灰铁铸件和球墨铸件及其机械加工。

There exists non-equilibrium abnormal crystal in nodular iron of metal mould during the solidification of grinding ball.

金属型球铁磨球凝固时存在非平衡异晶相。

It is recognized that the scaling failure of nodular iron composite rolls in hot rolling is a problem of fatigue brittle fracture.

论述了热轧过程中球墨铸铁复合轧辊的掉皮破损属于疲劳脆性断裂的原因。

The abnormal structure usually appears at the surface layer of nodular iron castings produced by furan-sulfonic acid cured sand mold.

通过实验研究，用甲苯磺酸作催化剂的呋喃树脂自硬砂与稀土镁作催化剂生产的球铁件，通常在其铸件表层出现异常组织。

Subsequently it is reliable for the proportional solidification theory to design feeding system of ring carrier casting of nodular iron.

实际证明：采用均衡凝固理论设计球铁圈形铸件的补缩系统是可靠的。

Since contraction of nodular iron is bigger than its expansion nodular iron castings must be fed from outside to prevent shrinkage defect.

由于球铁的收缩大于膨胀，球铁件铸造必需外部补缩。

No foundry harmful elements, especially suitable for stable production of big nodular iron castings, wind power castings and steel castings.

无铸造有害元素，特别适合大型球铁件、风电铸件和铸钢件的稳定生产。

The production conditions, foundry method and melting process for mass production of nodular iron couplers used for large trucks were introduced.

介绍大批量生产大型拖车用球墨铸铁连接器的生产条件、铸造工艺、 熔炼工艺。

JMC Casting Plant(JCP) specializes in producing automobile engine, gray iron and nodular iron castings, which are thin-walled, and in high strength.

江铃铸造厂是以生产发动机铸件及车用薄壁高强度灰铁和球铁铸件为主的专业铸造厂。

There are two categories of on-spot rapid graphite morphology te st methods for nodular iron production at present: direct method and indirect method.

球铁石墨形态炉前快速识别技术目前有直接快速检测和间接快速检测两大类。

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。

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。

Foundry method, melting process, heat treatment process for nodular iron crankshaft was introduced and the measures to prevent common defects were described.

介绍了球墨铸铁曲轴的铸造方法、熔炼工艺和热处理工艺，同时描述了预防一般缺陷的措施。

This paper is the research of wear resistance for the specimen of grey cast iron and nodular iron by laser treating, induction hardening and nitrocarburizing.

本研究针对常用的灰铸铁及球墨铸铁材料分别进行激光处理、感应淬火和氨化处理，然后进行耐磨性对比试验。

The result showed that the Rockwell hardness of the high pearlite-containing nodular iron camshaft increased with increasing of its nodularity and pearlite content.

结果表明，高珠光体含量球铁凸轮轴的洛氏硬度随着球化率和珠光体含量的升高而增加。

Some batches of production showed that microstructure of nodular iron in investment casting can reach to 2 grade nodularization, 6 grade nodule size and 10% pearlite.

经批生产考核，精铸球铁铸件的金相组织可达到球化级别2级，石墨球大小6级，珠光体含量10 %的要求。