| T91钢高温变形特性研究 |
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| 引用本文： | 崔光洙 刘川. T91钢高温变形特性研究[J]. 塑性工程学报, 1999, 6(2): 13-16 |
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| 作者姓名： | 崔光洙 刘川 |
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| 作者单位： | 东北大学，鞍钢技术中心钢铁研究所 |
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| 摘 要： | 利用Ｇｌｅｅｂｌｅ－１５００热模拟试验机，研究了９Ｃｒ－１Ｍｏ－Ｖ－Ｎｂ－Ｎ铁素体耐热钢在８５０℃～１２５０℃，接近实际生产变形速率时的高温塑性，做出塑性图和再结晶图。并通过分析真应力—真应变曲线，用Ｍａｒｑｕａｒｄｔ法回归出试验Ｔ９１钢的变形抗力数学模型
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| 关 键 词： | 9Cr－1Mo－V－Nb－N铁素体不锈钢 高温塑性 晶粒尺寸 变形抗力 |
STUDY ON CHARACTERISTICS OF HOT DEFORMATION OF STEEL T91 |
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| Cui GuangzhuZhu Fuxian. STUDY ON CHARACTERISTICS OF HOT DEFORMATION OF STEEL T91[J]. Journal of Plasticity Engineering, 1999, 6(2): 13-16 |
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| Authors: | Cui GuangzhuZhu Fuxian |
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| Abstract: | The true stressstrain curves(from 850 to 1250)and plasticity at high temperature of ferritic stainless steel 9Cr1MoVNbN at temperature had been studied by using Gleeble1500 thermomechanical simulatorThe plasticity diagram and recrystallization diagram were also plottedAdditionally,the deformation resistance expression was regressed by Marquardt method |
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| Keywords: | ferritic stainless steel 9Cr1MoVNbN plasticity at high temperature grain size deformation resistance |
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