| 利用钒氮合金开发Q345D热轧H型钢 |
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| 引用本文： | 秦延庆,燕旭东.利用钒氮合金开发Q345D热轧H型钢[J].山西冶金,2011,34(6):57-59. |
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| 作者姓名： | 秦延庆 燕旭东 |
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| 作者单位： | 首钢长治钢铁有限公司,山西长治,046031 |
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| 摘 要： | 在生产Q345BH型钢的基础上,优化冶炼和轧制参数,根据自身的装备水平和常用工艺路线,利用钒氮合金作为微合金化元素开发了Q345D热轧H型钢,各项性能均符合标准要求,达到了预期效果。
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| 关 键 词： | 钒氮合金 冲击功 晶粒度 |
Develop Q345D Hot-rolling H-beam Steel Using the Vanadium-nitrogen Alloy |
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| QIN Yanqing
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YAN Xudong.Develop Q345D Hot-rolling H-beam Steel Using the Vanadium-nitrogen Alloy[J].Shanxi Metallurgy,2011,34(6):57-59. |
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| Authors: | QIN Yanqing YAN Xudong |
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| Affiliation: | QIN Yanqing YAN Xudong(Shougang Changzhi Iron and Steel Co.,Ltd.,Changzhi 046031,China) |
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| Abstract: | Q345D hot-rolling H-beam Steel was developed on the basis of Q345B hot-rolling H-beam steel according to our level of equipment and process routes.During development,the vanadium-nitrogen alloy is used to be miaro-alloying elements,the parameters of smelting,continue casting and rolling are optimized.Mechanical properties exceeded the standards and the desired effect was obtained. |
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| Keywords: | vanadium-nitrogen alloy impact energy grain size |
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