| 高应变时效抗力X80管线钢的显微组织和力学性能 |
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| 引用本文： | 孙奇,赵波. 高应变时效抗力X80管线钢的显微组织和力学性能[J]. 焊管, 2011, 34(8): 63-68 |
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| 作者姓名： | 孙奇 赵波 |
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| 作者单位： | 中国石油渤海石油装备制造有限公司,河北青县,062658 |
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| 摘 要： | 对开发的具有高应变时效抗力的X80管线钢进行了多次试验.利用UOE模拟生产装置生产了X80试验管段,并对该试验管段的应变时效特征和力学性能进行了评价.研究了轧制和冷却条件对X80管线管的应变时效特点(行为)的影响.结果表明,采用大压下量和控制冷却来细化M/A(马氏体/奥氏体)组元的分布,对获得X80钢所需的力学性能和应...
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| 关 键 词： | 管线钢 X80 应变时效抗力 显微组织 |
Microstructure and Mechanical Properties of X80 Pipeline Steel with High Strain-Aging Resistance |
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| SUN Qi,ZHAO Bo. Microstructure and Mechanical Properties of X80 Pipeline Steel with High Strain-Aging Resistance[J]. Welded Pipe and Tube, 2011, 34(8): 63-68 |
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| Authors: | SUN Qi ZHAO Bo |
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| Affiliation: | SUN Qi,ZHAO Bo(CNPC Bohai Petroleum Equipment Manufacturing Co.,Ltd.,Qingxian 062658,Hebei,China) |
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| Abstract: | In order to enhance the strain aging resistance and mechanical properties of X80 pipeline steel,many tests were conducted for the developed X80 pipeline steel with high strain aging resistance.The tested steel pipe section was manufactured by using UOE process,and then the strain aging characteristics and mechanical properties of the said pipe section were evaluated.The effects of rolling and cooling conditions on the strain aging behavior of X80 line pipe were investigated.It was found that heavy reduction... |
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| Keywords: | pipeline steel X80 strain aging resistance microstructure |
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