可锻铸铁

A test conducted in an electric furnace reveals that there is an inherent shortest cycle and optimum technology curve for the blackheart malleable iron during the first stage graphitization.

通过电炉试验，揭示出黑心可锻铸铁在第一阶段石墨化过程中内在的最短周期和最佳工艺曲线。

Because manganese can prevent carbon from being graphitised and can easily segregate on the boundary of eutectic cell structure, its content in malleable cast iron is usually kept at around 0.4wt% to 1.2wt%.

在可锻铸铁中，由于锰有阻碍石墨化的作用，并且容易在共晶团界面偏析，其含量通常控制在0.4 wt %～1.2 wt %之间。

Malleable cast ironware produces hysteresis and eddy current loss under alternating current in transmission!line.

针对输电线路上可锻铸铁金具在交变电流的作用下产生磁滞和涡流损耗。

Keywords Spheroidal graphite malleable;Chemical composition;Graphitization time;Kinetics equation;Regression analysis;Ferritization rate;Measuring method;Tace element

球墨可锻铸铁；化学成分；石墨化时间；动力学方程；回归分析；铁素体化率；测量方法；微量元素

Several kinds of inoculation influencing the graphitization of malleable at low temperature have been examined.

考察了不同的孕育剂对可锻铸铁低温石墨化的影响。

Three kinds of malleable cast iron with different Si content were designed and prepared.

中文摘要：就硅含量对可锻铸铁的显微组织和硬度的影响进行了研究。

In this article, the influence of chemical composition on both high and low temperature graphitization of spheroidal graphite malleable is investigated by the use of method of mea-suring graphitization expansion and OMNICOM-type image analyzing instrument.

本文利用测量石墨化膨胀的方法和OMNICOM图像分析仪，研究了化学成分对球墨可锻铸铁高温和低温石墨化的影响。

This article describes the design on work roll wobbler of hot strip tandem mill, by finite element optimization analysis, in the case of without change of motor power, the material of work roll is change from steel roll to malleable cast iron, the strength of wobbler can reach the design requirement.

介绍热带钢连轧机工作辊扁头的设计，通过有限元优化分析，在电机功率不变，工作辊材质由钢辊改为可锻铸铁的情况下，扁头强度满足设计要求。

Hardness of malleable cast iron decreases with the increase of Si content after cooling and water quenching; while the hardness increases with the increase of Si content after furnace cooling and oil quenching.

在空冷和水淬后，可锻铸铁的硬度随硅含量的增加而降低；在炉冷和油淬后，可锻铸铁的硬度随硅含量的增加而升高。

Malleable iron needle valve For the nominal pressure pN ≤ 2.5MPa, a temperature of -30 ~ 300 ℃ of water, steam, air and oil and other media malleable iron valves.

可锻铸铁制针型阀门用于公称压力pN≤2.5MPa，温度为–30~300℃的水、蒸气、空气及油类等介质的可锻铸铁制阀门。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。