[1]黄明浩,黄国建,徐烽,等.HTP型X65级管线钢连续冷却相变的研究[J].焊管,2009,32(8):16-20.[doi:1001-3938(2009)08-0016-05]
 HUANG Ming-hao,HUANG Guo-jian,XU Feng,et al.Research about Continuous Cooling Phase Transformation of HTP-type X65 Pipeline Steel[J].,2009,32(8):16-20.[doi:1001-3938(2009)08-0016-05]
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HTP型X65级管线钢连续冷却相变的研究
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《焊管》[ISSN:1001-3938/CN:61-1160/TE]

卷:
32
期数:
2009年第8期
页码:
16-20
栏目:
试验与研究
出版日期:
2009-08-28

文章信息/Info

Title:
Research about Continuous Cooling Phase Transformation of HTP-type X65 Pipeline Steel
文章编号:
1001-3938(2009)08-0016-05
作者:
黄明浩黄国建徐烽孔祥磊
(鞍钢股份技术中心,辽宁 鞍山 114009)
Author(s):
HUANG Ming-haoHUANG Guo-jianXU FengKONG Xiang-lei
(Technology Centre of An Steel Company Ltd.,Anshan 114009,Liaoning,China)
关键词:
X65级管线钢冷却速度CCT曲线HTP型
Keywords:
X65 grade pipeline steelcooling speedCCT curveHTP Type
分类号:
TG115
DOI:
1001-3938(2009)08-0016-05
文献标志码:
A
摘要:
利用Gleeble-3800热摸拟试验机,测定了HTP型X65级管线钢的动态CCT曲线,并通过光学显微镜和电子显微镜(SEM和TEM)对连续冷却后的组织和第二相析出物进行了详细观察和分析。随着冷却速度的提高,在连续冷却转变组织中依次出现多边形铁素体、珠光体、针状铁素体,且各阶段冷却后试样的硬度也逐渐增加,M/A数量逐渐增多,分布越来越均匀,第二相析出物增多且变得弥散细小。
Abstract:
The CCT curve of HTP Type X65 grade pipeline steel is determined using Gleeble-3800 thermal simulation testing machine.Microstructures and secondary phase precipitation after continuous cooling were carried out a detailed observation and analysis by optical microscope and electronic microscope.It is showed from the result that along with increase of cooling speed,polygonal ferrite,perlite,acicular ferrite gradually appeared in microstructure,the hardness of sample at various stage gradually increased after cooling,and the number of M/A gradually increased and uniform distribution.At the same time, secondary phase precipitation dispersed and fine.

参考文献/References:

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备注/Memo

备注/Memo:
作者简介:黄明浩(1979-),男,辽宁省沈阳市人,硕士,工程师,现在鞍钢股份技术中心工作,主要从事管线钢的研制和开发工作。
收稿日期:2009-03-25
更新日期/Last Update: