云南高校图书馆联盟文献共享服务平台- 国家自然科学基金(50935007)

国家自然科学基金(50935007): 作品数：31被引量：251H指数：8; 导出分析报告; 相关作者：杨合李宏伟孙志超樊晓光张大伟更多>>; 相关机构：西北工业大学湖北汽车工业学院西安交通大学西安理工大学更多>>; 相关期刊：《塑性工程学报》《铸造》《Science Bulletin》《中国科学：技术科学》更多>>; 相关主题：英文TA15钛合金钛合金TITANIUM_ALLOYHOT_WORKING更多>>; 相关领域：金属学及工艺一般工业技术化学工程理学更多>>

Deformation banding in β working of two-phase TA15 titanium alloy被引量：3: 《Transactions of Nonferrous Metals Society of China》2017年第11期2390-2399,共10页Xiao-guang FAN Xiang ZENG He YANG Peng-fei GAO Miao MENG Rui ZUO Peng-hui LEI; Projects(51205317,51575449)supported by the National Natural Science Foundation of China;Project(50935007)supported by the National Natural Science Foundation of China for Key Program;Project(3102015AX004)supported by the Fundamental Research Funds for the Central Universities,China;Project(104-QP-2014)supported by the Research Fund of the State Key Laboratory of Solidification Processing,China; To study deformation banding inβworking of TA15titanium alloy,hot simulation compression experiments were carried out on a Gleeble3500thermal simulator,and the microstructure was investigated by optical microscopy(OM...; 关键词：TA15 titanium alloy β working deformation banding grain refinement dynamic recrystallization

不同工艺条件下TA15钛合金的三态组织中两种片层α相的演化(英文)被引量：7: 《稀有金属材料与工程》2015年第3期527-531,共5页吉喆杨合李宏伟; National Natural Science Foundation of China for Key Program(50935007);National Basic Research Program of China(2010CB731701);National Natural Science Foundation of China(51175428);"111"Project(B08040); 为了通过组织设计获得优异的性能,揭示TA15钛合金三态组织中的2种片层α相（次生片层α和转变β基体中细α条）的演化至关重要。采用等温压缩（在950,965和975℃）,结合双重热处理（在压缩温度以下10~40℃进行第1次热处理,然后在810°C...; 关键词：TA15钛合金三态组织片层α相组织演化

The mechanism of flow softening in subtransus hot working of two-phase titanium alloy with equiaxed structure被引量：3: 《Chinese Science Bulletin》2014年第23期2859-2867,共9页Xiaoguang Fan He Yang Pengfei Gao; supported by the National Natural Science Foundation of China (50935007,51205317);the National Basic Research Program of China (2010CB731701);111 Project (B08040); Understanding the mechanism of high temperature deformation is important for controlling the forming quality of the titanium alloy forgings.In the present work,the flow softening mechanism in subtransus deformation of...; 关键词：连续流动两相钛合金软化机制结构热加工 TA15钛合金高温变形

K403镍基高温合金的高温拉伸断裂行为被引量：5: 《兵器材料科学与工程》2014年第6期25-28,共4页刘君杨合孙志超唐文亭; 国家自然科学基金重点项目(50935007);国家"973"课题(2010CB731701);西安市科技计划项目(CX12180-7); 利用Gleeble-1500热模拟试验机研究镍基高温合金K403在应变速率为0.01-10 s-1、温度为850-1 000℃条件下的高温拉伸变形行为,利用光学显微镜、扫描电镜、透射电镜等手段,分析拉伸变形后的显微组织及高温断裂机制。结果表明：随应变速率...; 关键词：K403镍基合金高温拉伸显微组织断裂行为

Simulated and experimental investigation on discontinuous dynamic recrystallization of a near-α TA15 titanium alloy during isothermal hot compression in βsingle-phase field被引量：5: 《Transactions of Nonferrous Metals Society of China》2014年第6期1819-1829,共11页武川杨合李宏伟; Projects (50935007,51175428) supported by the National Natural Science Foundation of China;Project (2010CB731701) supported by the National Basic Research Program of China;Project (NPU-FFR-JC20100229) supported by the Foundation for Fundamental Research of Northwestern Polytechnical University in China;Project (27-TZ-2010) supported by the Research Fund of the State Key Laboratory of Solidification Processing,China;Project (B08040) supported by the Program of Introducing Talents of Discipline to University,China; A cellular automaton（CA） modeling of discontinuous dynamic recrystallization（DDRX） of a near-α Ti-6Al-2Zr-1Mo-1V（TA15） isothermally compressed in the β single phase field was presented.In the CA model,nucleati...; 关键词：discontinuous dynamic recrystallization cellular automaton dislocation density evolution recrystallization kinetics TA15 titanium alloy

Development of transition condition for region with variable-thickness in isothermal local loading process被引量：3: 《Transactions of Nonferrous Metals Society of China》2014年第4期1101-1108,共8页张大伟杨合; Project (50935007) supported by the National Natural Science Foundation of China;Project (2010CB731701) supported by the National Basic Research Program of China; Using simple unequal-thickness billet combining isothermal local loading can control the metal flow and improve the cavity fill in manufacturing process of large-scale rib-web titanium alloy component with low cost an...; 关键词：rib-web component isothermal local loading unequal-thickness billet variable-thickness region of billet bevelingtransition pattern titanium alloy

多道次热循环条件下TA15钛合金组织形态的定量研究被引量：3: 《塑性工程学报》2014年第4期79-86,共8页梅文佳杨合樊晓光; 国家"973"计划资助项目(2010CB731701);国家自然科学基金重点资助项目(50935007);国家自然科学基金青年资助项目(51205317); 钛合金大型复杂整体构件等温局部加载成形中的多道次热循环特性是影响组织形态的重要因素,文章设计并完成了多道次热循环实验,定量研究了循环参数对TA15钛合金组织形态的影响。结果表明,多道次热循环对最终组织的影响可看作不同初始组...; 关键词：TA15钛合金成形成性一体化多道次热循环组织形态定量分析

钛合金筋板类构件局部加载成形中流向未加载区材料的分配（英文）被引量：9: 《稀有金属材料与工程》2014年第2期296-300,共5页张大伟杨合; National Natural Science Foundation of China for Key Program(50935007);National Basic Research Program of China("973"Program,2010CB731701); 对于通过模具分区实现的等温局部加载成形,为了减少加载区对未加载区的不利影响,一般会采用筋上分区模式。由于局部加载特征,在成形过程中加载区部分材料会流向未加载区。流入未加载区材料的分配对成形过程分析、材料流动控制、成形质...; 关键词：筋板类构件局部加载筋上分区数值模拟偏最小二乘回归

变形量对TA15钛合金组成相形态和性能的影响被引量：4: 《塑性工程学报》2014年第2期20-24,共5页吉喆杨合李宏伟; 国家重点基础研究发展计划资助项目(2010CB731701);国家自然科学基金重点基金资助项目(50935007);"111"引智计划项目(B08040); 采用等温压缩实验研究变形量对TA15钛合金中初生α相和转变β基体形态的影响,并通过纳米压痕实验分析变形量对初生α相和转变β基体微观硬度的影响。结果表明,在大变形量条件下,初生α相明显球化,且沿垂直于压缩方向排列;不同变形量下...; 关键词：T A15钛合金变形量组成相形态性能

Morphology development of elongated α phases in hot working of large-scale titanium alloy plate被引量：3: 《Transactions of Nonferrous Metals Society of China》2013年第12期3508-3516,共9页樊晓光杨合高鹏飞严思梁; Projects (50935007,51205317) supported by the National Natural Science Foundation of China;Project (2010CB731701) supported by the National Basic Research Program of China;Project (B08040) supported by Research Fund of the 111 Project; The role of subtransus hot working on microstructure morphology of TA15 titanium alloy plate with elongatedαphases was studied by quantitative metallography on different sections. The results show that the microstruc...; 关键词：microstructure morphology TA15 titanium alloy elongatedαphases subtransus hot working

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