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DBTT: 作品数：15被引量：77H指数：4; 导出分析报告; 相关领域：一般工业技术金属学及工艺更多>>; 相关作者：周美玲左铁镛张久兴刘璐胡言槽更多>>; 相关机构：北京工业大学中国科学院等离子体物理研究所合肥工业大学钢铁研究总院更多>>; 相关期刊：《不锈（市场与信息）》《Journal of Iron and Steel Research International》《Frontiers of Materials Science》《核动力工程》更多>>; 相关基金：国家自然科学基金北京市科技新星计划国家重点基础研究发展计划国防科技工业技术基础科研项目更多>>

四点弯曲法测量钨材料韧脆转变温度及其与其他测试方法的比较研究被引量：2: 《稀有金属材料与工程》2021年第11期4089-4094,共6页耿祥罗广南王万景李强王纪超谢春意黄伶明陈镇彭吴擎亮; 国家重点研发磁约束核聚变能发展研究专项(2017YFE0300604)。; 针对聚变装置中钨材料的性能评价问题,采用四点弯曲试验(4PBT)方法对钨材料的韧脆转变温度(DBTT)进行了测试和分析。首先,基于对四点弯曲过程的应变率和强度随温度变化的分析获得了商用轧制纯钨的DBTT。结果表明,用标准四点弯曲法测得...; 关键词：钨材料韧脆转变温度(DBTT) 四点弯曲试验(4PBT) 加载速率

Effect of Rare Earth and Cooling Process on Microstructure and Mechanical Properties of an Ultra-Cleaned X80 Pipeline Steel被引量：4: 《Acta Metallurgica Sinica(English Letters)》2021年第5期639-648,共10页He Duan Yi-Yin Shan Ke Yang Xian-Bo Shi Wei Yan Yi Ren; financially supported by the National Key Research and Development Program of China(Grant No.2017YFB0304901)。; In order to explore the eff ect of a small amount of rare earth addition in ultra-cleaned pipeline steel and the influence of the cooling process on the tensile and impact properties,three API X80 pipeline steels were...; 关键词：Low temperature toughness Cooling process High-angle grain boundaries(HAGBs) Ductile–brittle transition temperature(DBTT) Rare earth INCLUSIONS

基于人工神经网络的RPV材料辐照脆化预测模型研究被引量：3: 《核动力工程》2020年第6期92-95,共4页康靓孙凯米晓希吴璐毛建军张烁雷阳潘荣剑汤爱涛; 在分析一定量随站测试样品的基础上,构建了具有较高精度的反应堆压力容器(RPV)材料韧脆转变温度(DBTT)预测的人工神经网络模型,并利用模型研究了中子注量和中子注量率对RPV材料DBTT的影响。结果表明,材料DBTT随着中子注量增加出现先线...; 关键词：反应堆压力容器(RPV) 误差逆向传播的神经网络模型(BP-ANN) 辐照脆化韧脆转变温度(DBTT)

Effects of yttrium and zirconium additions on inclusions and mechanical properties of a reduced activation ferritic/martensitic steel被引量：2: 《Journal of Iron and Steel Research International》2020年第2期197-207,共11页Dong-ping Zhan Guo-xing Qiu Chang-sheng Li Min Qi Zhou-hua Jiang Hui-shu Zhang; National Natural Science Foundation of China(Nos.51874081 and 51574063);Fundamental Research Funds for the Central Universities(N150204012).; The effects of two alloying elements,i.e.,yttrium(Y)and zirconium(Zr),on the inclusion,microstructure,tensile property and impact toughness of reduced activation ferritic/martensitic(RAFM)steel are analyzed.The size a...; 关键词：9Cr oxide-dispersion-strengthened steel Inclusion MECHANICAL property DBTT YTTRIUM ZIRCONIUM

Low-temperature mechanical and magnetic properties of the reduced activation martensitic steel: 《Frontiers of Materials Science》2015年第3期264-271,共8页Hui-Li DING Tao ZHANG Rui GAO Xian-Pincl WANG Qian-Feng FANG Chang-Song LIU Jin-Ping SUO; Mechanical and magnetic properties as well as their relationship in the reduced activation martensitic （RAM） steel were investigated in the temperature range from -90℃ to 20℃. Charpy impact tests show that the duc...; 关键词：reduced activation martensitic （RAM） steel ductile-to-brittle transition temperature （DBTT） mechanical property magnetic property non-destructive detection

超级铁素体不锈钢（7）: 《不锈（市场与信息）》2014年第2期41-42,共2页康喜范; 4、超级铁素体不锈钢的脆性转变温度铁素体不锈钢的脆性转变温度（DBTT）过高，是阻碍这类钢广泛应用的主要技术障碍，通过控制钢中的C，N含量，热处理条件以及限制用材的截面尺寸等，使DBTT偏高的问题得到合理解决，扩大了它们的使...; 关键词：超级铁素体不锈钢脆性转变温度热处理条件截面尺寸 DBTT N含量安全感

超级铁素体不锈钢（5）: 《不锈（市场与信息）》2013年第23期16-16,21,22,共3页康喜范; 2．2．4钛和铌在超级铁素体不锈钢中，加入Ti和Nb的主要目的是解决这类钢的晶间腐蚀问题，但在选择加入量时，必须顾及这些元素的加入引起DBTT升高的负面影响。; 关键词：超级铁素体不锈钢腐蚀问题 DBTT 加入量晶间 NB 钛

The impact toughness of a nitride-strengthened martensitic heat resistant steel被引量：2: 《Science China(Technological Sciences)》2012年第7期1858-1862,共5页ZHANG WenFeng YAN Wei SHA Wei WANG Wei ZHOU QiangGuo SHAN YiYin YANG Ke; supported by the National Basic Research Program of China (Grant No. 2010CB630800);the National Natural Science Foundation of China (Grant No. 51001102); The nitride-strengthened martensitic heat resistant steel is precipitation strengthened only by nitrides.In the present work,the effect of nitride precipitation behavior on the impact toughness of an experimental stee...; 关键词：nitride-strengthening MARTENSITE heat resistant steel PRECIPITATION DBTT impact toughness

Effect of TiN Particles and Grain Size on the Charpy Impact Transition Temperature in Steels被引量：20: 《Journal of Materials Science & Technology》2012年第10期878-888,共11页J.Du M.Strangwood C.L.Davis; The toughness of ferritic steels is influenced by the grain size distribution, second phase, precipitates and coarse inclusions. In this work an examination of the effect of coarse TiN particles （〉0.5 μm） and ferr...; 关键词：TiN particles Grain size Charpy impact test Ductile-brittle transitiontemperatures （DBTT） STEELS

Microstructure Development for Brittle Fracture Control in Nb Microalloyed Line Pipe Steel: 《Journal of Iron and Steel Research International》2011年第S1期831-835,共5页Subramanian Laurie Collins Jitendra Patel; CBMM,Brazil;Chinese Government scholarship;Evraz Inc NA,Regina;NSERC,Canada; EBSD characterization of density and dispersion of high angle boundaries was carried out in niobium microalloyed steels of HTP base chemistry with 0.09 wt % Nb,which were thermo-mechanically processed under laboratory...; 关键词：line pipe steel brittle fracture EBSD DBTT high angle boundaries MICROALLOYING NIOBIUM

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