Smithing cast iron. Nodular cast iron.
可锻铸铁。球墨铸铁。
灰铸铁。
Difficult-cutting high-alloy cast iron. Nodular cast iron.
难加工的高合金铸铁。球墨铸铁。
Grey cast iron, nodular cast iron, cast steel, stainless steel.
灰铸铁，球墨铸铁，铸钢，阀体不锈钢。
The nodular cast iron possesses comprehensive mechanical properties.
该低碳球墨铸铁具有良好的综合力学性能。
The company products mainly rely on nodular cast iron and alloy casting iron.
公司产品主要以球墨铸铁及合金铸铁为主。
From birth to now, nodular cast iron play an important part in the field of wear resistance.
球墨铸铁从诞生以来，在耐磨领域起到了重要作用。
The technology of low temperature gas multicomponent permeation for nodular cast iron was studied.
对球墨铸铁的低温气体多元共渗技术进行了研究。
As an important engineering material, nodular cast iron is widely used in each department of national economy.
作为一种重要的工程材料，球墨铸铁广泛应用于国民经济各部门。
Nodular cast iron is now widely used in our country to make the crankshafts of the medium-speed Marine diesels.
目前我国船用中速柴油机曲轴材料广泛采用球墨铸铁。
The investigated results show that all of investigated nodular cast iron has the cyclic hardening characteristic.
结果表明，所研究的几种球铁都具有循环硬化特征。
In this article, the technology and the conditions of producing as-cast ferritic nodular cast iron are introduced.
本文介绍了生产铸态铁素体球铁的条件及其工艺措施。
The effect of wind cooling on microstructure and mechanical properties of nodular cast iron (QT450-10) was investigated.
研究了风冷热处理对低牌号球墨铸铁(QT 450 - 10)组织和性能的影响。
The chemical composition and heat treatment process of alloy nodular cast iron bloom rollers were experimentally studied.
对合金球墨铸铁初轧辊的化学成分和热处理工艺进行了试验研究，提出了最佳热处理工艺。
Select the composition of giving out heat desulphurization agent by test. It is used in the production of nodular cast iron.
通过试验对发热脱硫剂的组成进行了选择，并应用到球黑铸铁生产中。
Since 1974 the research work on gas soft nitriding of nodular cast iron crankshafts used in agricultural diesel engine has started.
用气体软氮化强化农用柴油机球铁曲轴的研究始于1974年。
In this article, the influence of silicon content and temperature on impact toughness of malleable nodular cast iron has been studied.
研究了硅量和温度对球墨可锻铸铁冲击韧性的影响。
Iron nickel high strength and excellent ductility. Repair welding of important gray cast iron and nodular cast iron such as cylinder cap.
镍铁，强度高、塑性好。重要灰铸铁及球铁焊补用，如汽缸盖。
Iron nickel, high strength and excellent ductility. Repair welding of important gray cast iron and nodular cast iron, such as cylinder cap.
镍铁，强度高、塑性好。重要灰铸铁及球铁焊补用，如汽缸盖。
Because of the grain refining and recrystallization, the matrix was strengthened and the synthetic properties of nodular cast iron were improved.
由于晶粒细化和再结晶结果，基本得到强化，提高了球墨铸铁的综合性能。
It is a basic demand for evaluating the microstructure and performance to determine the graphite size and its spheroidization rate in nodular cast iron.
正确测定球墨铸铁中石墨大小及球化率，是对球墨铸铁组织性能进行评定的基本要求。
The influence of composition, structure and defects of pig irons from different producing areas on the heredity of nodular cast iron was investigated by.
研究了不同产地原料生铁的成分、组织和缺陷在生产球墨铸铁时对铸件的遗传性影响。
To ensure the quality of nodular cast iron, an instrument for determining the spheroidized rate of castings was developed instead of the instrument imported.
为了确保球墨铸铁产品质量，研制了球化率测定仪，以替代进口仪器。
Nodular cast iron specimens with typical mesostructure are tested to study the meso damage evolution and failure mechanism at different triaxial stress states.
选用具有典型细观结构特征的球墨铸铁材料进行试验，探讨这种金属材料在各种三轴应力状态下的细观损伤破坏。
Experiments indicates that the harrow piece of nodular cast iron in squeezing casting has the features of excellent mechanical properties and low production cost.
经试验，挤压铸造的球墨铸铁耙片力学性能好，生产成本低。
The results showed that the damage in nodular cast iron happens when the applied stress is more than a certain extent, and the damage value increases with stress.
研究结果表明，当应力大于一定程度时损伤发生，且随应力增加而逐渐增大。
The nodulizing power of the La-Mg nodulizer and its influences on the chilling sensitivity of nodular cast iron and the property of anti-degeneration were studied.
研究了镧镁球化剂的球化能力及其对球墨铸铁白口敏感性和抗衰退性的影响。
This paper has discussed the wearability of groy cast iron and nodular cast iron and provided several surface treating methods for increasing their wear-resistance.
本文借助实验，探讨了铸铁、球墨铸铁的磨损特性，同时指出了几种提高其耐磨性的表面处理方法。
This paper has discussed the wearability of groy cast iron and nodular cast iron and provided several surface treating methods for increasing their wear-resistance.
本文借助实验，探讨了铸铁、球墨铸铁的磨损特性，同时指出了几种提高其耐磨性的表面处理方法。
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