| 离心铸造高合金管裂纹的形成和解决措施 |
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| 引用本文： | 王有元,阎峰云.离心铸造高合金管裂纹的形成和解决措施[J].铸造设备研究,1999(2):29-31. |
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| 作者姓名： | 王有元 阎峰云 |
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| 作者单位： | 兰州炼油化工机械厂(王有元)，甘肃工业大学材料工程系(阎峰云) |
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| 摘 要： | 裂纹是合金管生产中经常出现的缺陷。本文通过对合金管在浇铸过程中钢水的受力分析及传热过程的分析，描述了高温钢水在型腔中的流动状况，确定出了离心铸造造型转速计算公式的重力系数在浇铸初期取值应为１２０～１４０、在凝固成型期的取值应为９０～１００。
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| 关 键 词： | 离心铸造 裂纹源 离心压力 重力系数 |
Investigation and Controlling of Crack in Centrifugal Cast Supperalloy Tube |
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| Wang Youyuan.Investigation and Controlling of Crack in Centrifugal Cast Supperalloy Tube[J].Research Studies On Foundry Equipment,1999(2):29-31. |
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| Authors: | Wang Youyuan |
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| Abstract: | Crack is a common defect in alloy steel tuby.The flowaing behavior of steel melt during puring alloy steel tuby with centrifugal cast is investigated by analysis of force impose on steel melt and heat transmitting, and the gravity coefficient used in formula Of mold rotative speed is defined, 90~100 in early pouring period and 120 ~ 140 in solidifying. |
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| Keywords: | centrifugal casting crack source centrifugal pressure gravity coefficient |
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