| 590MPa高强度船用钢板调质工艺的优化 |
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| 引用本文： | 史晓敏,王森云,王有铭.590MPa高强度船用钢板调质工艺的优化[J].材料科学与工艺,2008,16(6):785-789. |
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| 作者姓名： | 史晓敏 王森云 王有铭 |
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| 作者单位： | 浙江海洋学院机电工程学院;旭格幕墙门窗系统（北京）有限公司;北京科技大学材料科学与工程学院; |
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| 摘 要： | 为提高590 MPa船用钢板的综合力学性能,对40 mm厚船用HQ60T钢板进行了调质工艺的研究.采用不同的正火工艺获得了不同的组织结构,进行了不同淬火和回火温度的热处理试验,对不同试样进行了金相分析和力学性能的试验,详细观察了各种热处理状态下试验钢的微观组织,讨论了组织演变规律及其对性能的影响.试验表明:相同调质处理条件下,随着正火温度的提高,钢板强度下降,韧性提高;在580℃回火的条件下,韧性指标随淬火温度的升高,先升高后降低,在920℃时出现峰值;回火温度高于580℃,钢板韧性下降,强度下降加快.研究表明,在920℃时水淬,然后580℃回火时钢板综合力学性能最好.
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| 关 键 词： | 高强度船用钢板 调质处理 金相分析 力学性能试验 |
Optimization of high temperature quenching and tempering process of 590 MPa high-strength steel plate used in ship |
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| SHI Xiao-min,WANG Sen-yun,WANG You-ming.Optimization of high temperature quenching and tempering process of 590 MPa high-strength steel plate used in ship[J].Materials Science and Technology,2008,16(6):785-789. |
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| Authors: | SHI Xiao-min WANG Sen-yun WANG You-ming |
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| Affiliation: | 1.Electromechanical Engineering College of Zhejiang Ocean University,Zhoushan 316004,China;2.Schueco International(Beijing) Co.,Ltd.,Beijing 100008,China;3.School of Materials Science and Engineering,University of Science and Technology Beijing,Beijing 100083,China) |
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| Abstract: | In order to improve comprehensive mechanical properties of 590 MPa high-strength steel plate used in ship,the tempering process of HQ60T steel plate with thickness 40 mm was studied.Different primary microstructures were firstly obtained by means of different tempering processes,then experiments of different quenching and tempering processes were done.Microstructure analysis and mechanical properties experiments of different test samples were conducted,and microstructure of different test samples was observ... |
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| Keywords: | high strength steel plate in ship tempered process microstructure analyzing mechanical properties experiment |
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