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- X65 grade pipeline steel X65级管线钢
- Using the NACE standard bent-beam test,the behavior of sulfide stress corrosion cracking(SSCC) of different microstructures for X70 grade pipeline steel was investigated. 采用三点弯曲法研究了不同组织类型的X70级管线钢的硫化物应力腐蚀开裂(SSCC)行为。
- The parameters which affect the toughness of high grade pipeline steels were studied using electron backscatterea diffraction (EBSD). 摘要用电子背散射衍射对系列高钢级管线钢的晶体学参数进行了研究。
- The parameters which affect the toughness of high grade pipeline steels were studied using electron backscatterea diffraction(EBSD). 用电子背散射衍射对系列高钢级管线钢的晶体学参数进行了研究。
- The effective particle size, the frequency distribution of grain boundary orientation and the ratio of high grain boundary to low grain boundary are important parameters in high grade pipeline steels. 有效晶粒尺寸、晶粒尺寸晶界取向差频度分布、大角度晶界对小角度晶界比率是高钢级管线钢的重要参数；
- Keywords High Grade Pipeline Steel;Electron Backscattered Diffraction Microscope;Effective Grain Size;Acicular Ferrite;Bainite;Strength and Toughness; 高钢级管线钢;背散射电子显微镜;有效晶粒度;针状铁素体;贝氏体;强韧性;
- The micro-structure and mechanical properties of X65 pipeline steel jointer weld were studied. 研究了X65管线钢焊接接头的显微组织和力学性能。
- The production technology and mechanical properties of X65 pipeline steel plate produced by 3500 steckel mill at Nanjing Iron & Steel United Co. 介绍了南钢在3 500炉卷轧机上研制开发的X65管线钢板的生产工艺与产品性能。
- The results show that the X65 pipeline steel with acicular ferrite produced by Steckel mill rolling has excellent mechanical properties. 对X65管线钢的炉卷轧制工艺进行了实验室模拟研究,并采用光学、电子显微技术和力学分析等方法研究了X65管线钢的微观组织与性能。
- This article introduces the development, production andapplication of Baosteel X65 high strength and high toughness pipeline steel . 介绍了宝钢发展X65高强度高韧性管线钢所进行的研制、生产及应用情况。
- high grade pipeline steel 高钢级管线钢
- X70 grade pipeline steel X70级管线钢
- X80 grade pipeline steel X80级管线钢
- X80 grade pipeline steel pipe X80级管线钢管
- Toughness distributions of different area on HAZ of grade X80 pipeline steel have been studied. 研究了X80级管线钢焊接热影响区不同区域的韧性分布。
- Toughness is one of important properties for pipeline steel. 韧性是管线钢最重要的性能之一。
- Laking of experience of pipeline steel test and manufacturing data, and considering development of relative grade, Jinan Steel focuses in X60. 由于缺乏管线钢试验数据与现场生产经验的积累，结合本单位其他相近钢种的开发情况，济钢将开发管线钢的出发点确定为X60级别。
- To conduct drop weight tear test to DWTT specimen for each kind of notch type of grade X70 pipeline steel under different test temperature conditions and analyzes the related datum during test. 在不同试验温度条件下,对各种缺口形式的X70级管线钢DWTT试样进行了落锤撕裂试验,并对试验中的有关数据进行了分析。
- The deformability and relevant property indexes of pipeline steel and delivery pipe have been summarized in this paper. 综述了管线钢及输送管的变形能力及相关指标。
- Effect of X60 pipeline steel microstructure on its yield behavior during tensile test is studied. 研究了X60管线钢的显微组织对其拉伸过程中屈服行为的影响。
