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多次孕育处理在球墨铸铁管离心铸造中的应用
引用本文:刘雪梅,陈德庆,吴忠亮,高长梅,魏钦成.多次孕育处理在球墨铸铁管离心铸造中的应用[J].现代铸铁,2006,26(4):60-60,62.
作者姓名:刘雪梅  陈德庆  吴忠亮  高长梅  魏钦成
作者单位:张店钢铁总厂,铸管公司,山东,淄博,255007
摘    要:在离心铸造球墨铸铁管生产中,为防止共晶渗碳体析出,改善球化,增加石墨球数,提高力学性能,采用了三次孕育:(1)包内孕育;(2)浇注时随流孕育;(3)型内孕育。取得了较好的孕育效果。

关 键 词:球墨铸铁铸管  离心铸造  孕育处理
文章编号:1003-8345(2006)04-0060-02
收稿时间:2006-05-22
修稿时间:2006-05-22

Application of Multi-Inoculation in Centrifugally Cast Nodular Iron Pipes Production
LIU Xue-mei,CHEN De-qing,WU Zhong-liang,GAO Chang-mei,WEI Qin-cheng.Application of Multi-Inoculation in Centrifugally Cast Nodular Iron Pipes Production[J].Modern Cast Iron,2006,26(4):60-60,62.
Authors:LIU Xue-mei  CHEN De-qing  WU Zhong-liang  GAO Chang-mei  WEI Qin-cheng
Affiliation:Pipes Casting Co. Ltd., Zhangdian General Iron and Steel Plant, Zibo 255007, China
Abstract:In order to avoid eutectic carbide, improve nodularity, increase nodule count and increase mechanical properties, three times of inoculations were adopted in the centrifugally cast nodular iron pipes production: a) inoculation in ladle;2)pouring stream inoculation; 3) in-mold inoculation. As a result, satisfied inoculating effect was obtained.
Keywords:nodular cast iron pipes  centrifugal casting  inoculation
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