铸铁石墨

稀土对高Ni-Cr铸铁石墨的变质作用

Modifying Effect of RE Element on Graphite of High Ni-Cr Alloy Cast Iron

文本研究了化学成份与冷却速度及孕育处理对灰铸铁石、墨形态的影响.并对形成的地B、C、D、E、F等六种衣铸铁石墨形态的形成条件作了讨论。

The effects of graphite form of gray cast iron on chemical composition , cooling rate and inoculator are investigated . The condition of shaping A , B , C , D , E and F graphite form of gray cast iron is discussed .

采用定向凝固实验方法考察了低凝固速度（下限为0.5mm／h）下稀土变质铸铁石墨形态的转变。

The transformation of graphite morphology in rare earth modified cast iron at lower solidification rate (≥ 0.5 mm / h ) has been investigated by unidirectional solidification technique .

铸铁石墨形态的转变及生长动力学

Transition of graphite morphology in cast iron and its growth kinetics

低碳球墨铸铁石墨核心的组成与结构分析

Electron Microscopy Analysis of Graphite Nucleus in Low Carbon Ductile Iron

稀土-氮复合孕育剂对灰铸铁石墨组织的影响

Effect of RE and N on Graphite Structure of Gray Cast Irons

基于物元分析的球墨铸铁石墨形态识别

Recognition of Graphite Morphology in Nodular Iron Based on Matter Element Analysis

稀土变质铸铁石墨形态的转变

Transformation of Graphite Morphology in Rare Earth Modified Cast Iron

电磁场对铸铁石墨生长的影响

Effect of Electromagnetic Field on Graphite Formation in Cast Iron

微量元素铅对蠕墨铸铁石墨形貌的影响

Effect of Trace Element Pb on Graphite Morphology in Vermicular Graphite Cast Iron

碳当量对球墨铸铁石墨漂浮的影响

The Effect of Carbon Equivalent on Graphite Floatation in Nodular Graphite Cast Iron

灰铸铁石墨形态的研究

A study on graphite form of gray cast iron

高温预温处理对可锻铸铁石墨颗粒数的影响

Effect of High Temperature Preheat on Number of Graphite Nodules in Malleable Iron

分形学在球墨铸铁石墨形态模糊评价系统中的应用

Application of Fractal in Fuzzy Evaluation System of Graphite Shape in Nodular Cast Iro

蠕化剂对蠕墨铸铁石墨形态和性能的影响

The Effect of Vermicular Agent on Graphite Morphology and Property of Vermicular Cast Iron Graphite

采用金相观察法研究了成分及工艺参数对球墨铸铁石墨漂浮程度的影响规律。

The effect of composition and schedule on extent of graphite floatation was studied by observing metal graphics .

铝对含砷锡铅钛铸铁石墨球化影响的探讨

An Approach to influence of Aluminium on Graphite Spheroidization of Cast Iron Containing As , Sn , Pb and Ti

透气塞吹氮处理对过共晶铸铁石墨形态和石墨漂浮的影响

The Influence of Nitrogen Purging Treatment of Blast Furnace Molten Iron Using Porous Plug on the Graphite Morphology and Kish

实验结果表明，在高频脉冲电流作用下铸铁石墨片细化，石墨片变得卷曲，共晶团尺寸减小。

The results show that high frequency pulse electric current can refine and crinkle graphite flake , decrease the dimension of eutectic cell .

在分析分形维、纹理粗细度及二维回归系数共同组成的纹理特征基础上，本文运用人工神经网络方法实现了对灰铸铁石墨形态的识别。

On the base of feature vector composed of fractal parameter , roughness parameter and regression , we complete the classification of the gray cast iron 's graphite morphology by ANN .

研究了不同含硫量和不同冷却速度下铈、镧和钕对铸铁石墨形态和基体组织的影响。

In this paper , effects of Ce , La and Nd on graphite morphology and matrix structure in cast iron with various sulphur content and under various cooling rate have been studied .

研究了锡对灰口铸铁石墨形态、基体组织、机械性能、冶金将质量指标和铸造性能的影响。

In this paper the authors have been studied the effects of tin on graphite morphology , matrix structures and mechanical properties and metallurgical quality index as well as the castability of casting .

提出了基于分形的铸铁石墨颗粒形态评定的三种方法，研究了分形参数用于描述石墨颗粒形态物理意义，讨论这些方法的实际应用。

Three methods for evaluating the graphite form in cast iron have been given based on fractal , the physical significance of fractal parameters describing the graphite form was also discussed and the applications of these methods were presented .

通过对半固态铸铁石墨化退火工艺条件的分析及微观组织的观察，探讨半固态组织的演变机理，研究石墨化退火对半固态铸铁板力学性能的影响。

Via analyzing the annealing process condition to semisolid cast iron and the observation of microstructures , the evolution mechanism of the semisolid organization was discussed , and the effect of graphite annealing to the mechanic properties of semisolid cast iron plank was also researched .

研究了微量铅对灰铸铁石墨形态、基体组织、机械性能以及铸造性能的影响。结果表明，铅显著影响铸铁石墨形态，导致机械性能的恶化，铸铁中铅含量应控制在0.005%以下。

The effect of trace Pb on the graphite morphology , matrix structures and mechanical properties and castability of grey iron was investigated , the result showed that Pb remarkably changed graphite morphology of grey iron and Pb content must be limited to ≤ 0.005 %

对影响离心铸造球墨铸铁套石墨组织的因素进行分析，采用优化成分配比，配入合金元素Mo、Cu；

This article has analyzed the factors that affect the graphite structure of the centrifugal nodular cast iron sleeve . By adopting the distribution ratio of optimized composition , adding alloy elements Mo & Cu ;

结果表明，在中Al中Si范围内，Al-Si合金铸铁的石墨数量、α相、M3C和ε（AlFe3C）相均随Al含量变化而有规律地变化。

The results indicate that graphite , α phase , M 3C and ε( AlFe 3C ) phase amount of Al Si alloyed cast irons vary with Al content change within the range of medium Al and Si .

纳米改性Cr-Mo-Cu合金铸铁的石墨形态及其性能

Graphite morphology and performance of Cr-Mo-Cu alloy cast iron modified by nano additives

用Bridgman定向凝固技术制取了稀土变质共晶铸铁不同石墨形态时的液－固平界面试样。

By Bridgman unidirectional solidification technology , the planar liquid solid interface specimens of rare earth modified cast iron with different shape of graphite were acquired .

当钇基重稀土球化剂和含Ba孕育剂加入量分别为1.8%和0.4%时，原铁液硅含量控制在1.2%以内，有利于防止厚大断面球墨铸铁件石墨畸变，提高铸件力学性能。

The results also show that it is necessary to restrict Si of base iron within 1.2 % in order to control graphite degeneration and improve mechanical properties , when the base iron melt is treated with 1.8 % nodularizer contained Y and 0.4 % inoculant contained Ba .