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(51174057)

国家自然科学基金(51174057): 作品数：13被引量：46H指数：5; 导出分析报告; 相关作者：李长生梅瑞斌蔡般刘相华杜永霞更多>>; 相关机构：东北大学宝钢不锈钢有限公司更多>>; 相关期刊：《Journal of Iron and Steel Research International》《东北大学学报（自然科学版）》《材料与冶金学报》《中国科技论文》更多>>; 相关主题：THERMALSCRATCHBALLSCRIBING抗爆能力更多>>; 相关领域：金属学及工艺自动化与计算机技术冶金工程一般工业技术更多>>

不同加热条件下AZ31镁合金带材轧制过程的数值模拟被引量：7: 《热加工工艺》2017年第1期113-116,共4页梅瑞斌杜永霞蔡般黄明丽王波李长生; 国家自然基金项目(51174057);河北省钢铁联合基金项目(E2014501114);河北省高等教育青年基金项目(QN20132007); 利用热-力耦合数值模拟方法分析了轧辊常温轧件加热300℃,轧辊轧件均加热到300℃及轧辊加热300℃和轧件常温三种不同条件时AZ31镁合金带材轧制过程的温度场、应力应变、速度及接触压力变化规律。结果表明:瞬间热效应使热辊热带轧制过程...; 关键词：热辊 AZ31镁合金轧制数值模拟

控轧控冷工艺参数对20CrNi2Mo钢组织的影响: 《节能》2016年第12期11-14,共4页张建李长生李彬周李振兴; 国家自然科学基金项目(项目编号:51174057;项目编号:51274062);中央高校基本科研业务费(项目编号:N130607002);国家高新技术研究发展计划(863计划)项目(项目编号:2012AA03A503);高等学校博士学科点专项科研基金项目(项目编号:20130042110040); 采用MMS-300热模拟实验机对20Cr Ni2Mo轴承钢进行控轧控冷工艺热模拟试验,分析不同终轧温度、冷却速度对组织的影响。结果表明,终轧温度每提高50℃,铁素体体积分数约降低9%;在相变区随着冷却速度提高,可有效控制减小铁素体体积分数。; 关键词：20CRNI2MO钢 CCT曲线铁素体体积分数平均晶粒尺寸

取向硅钢难磁化方向与磁导率关系的研究被引量：2: 《稀有金属材料与工程》2016年第6期1369-1373,共5页李长生王浩朱涛; National Natural Science Foundation of China(51174057,51274062);the National High Technology Research and Development Program(2012AA03A503); 取向电工钢板沿不同方向的磁性能不同,将取向电工钢板沿与轧向成不同角度剪切成标准的Epstein试样并测试其相应的磁学性能。实验结果表明,材料的难磁化方向与轧向成60°角。针对传统的椭圆模型在描述磁导率随磁场强度变化的过程中不准...; 关键词：难磁化方向取向电工钢磁导率模型抛物线及综合模型磁场强度

Deformation Behavior of Fe-36Ni Steel during Cryogenic( 123-173 K) Rolling被引量：6: 《Journal of Iron and Steel Research International》2016年第5期447-452,共6页Jian-jun ZHENG Chang-sheng LI Shuai HE Ban CAI Yan-lei SONG; Item Sponsored by Research Fund for the Central Universities of China(N130607002);National Natural Science Foundation of China(51174057,51274062);Research Fund for the Doctoral Program of Higher Education of China(20130042110040); Microstructural evolution and mechanical properties of cryogenic rolled Fe-36Ni steel were investigated. The annealed Fe-36Ni steel was rolled at cryogenic temperature（ 123-173 K） with 20%- 90% rolling reduction in ...; 关键词：Fe-36Ni steel cryogenic rolling twinning dislocation slip room temperature deformation microstructure

Prediction and Control of Thermal Scratch Defect on Surface of Strip in Tandem Cold Rolling被引量：7: 《Journal of Iron and Steel Research International》2015年第2期106-114,共9页Jin-shan CHEN Chang-sheng LI; Sponsored by National Natural Science Foundation of China(51174057,51274062);National High Technology Research and Development Program of China(2012AA03A503); The thermal scratch significantly influences the surface quality of the cold rolled stainless steel strip. In or der to establish a precise mathematical model of oil film thickness in deformation zone, the lubrication...; 关键词：thermal serateh software design tandem cold rolling TEMPERATURE stainless steel

Effect of Ball Scribing on Magnetic Shielding Efficiency of Grain-oriented Silicon Steel被引量：1: 《Journal of Iron and Steel Research International》2014年第7期679-684,共6页Hao WANG Chang-sheng LI Rui-bin MEI Gang HUO; Item Sponsored by National Natural Science Foundation of China(51174057,51274062);National High Technology Research and Development Program of China(2012AA03A503); Magnetic shielding of grain-oriented silicon steel was investigated. Ball scribing with spacing of 2 to 16 mm was performed at peak flux densities of 8.0 mT to 1.3 T. Magnetic shielding efficiency was calculated, incl...; 关键词：magnetic shielding efficiency grain-oriented silicon steel absorption shielding reflection shielding inner multi-reflection shielding thickness reduction

Effects of Heat Treatment Process Parameters on Microstructure and Mechanical Properties of DP440Cold Rolled Strip被引量：1: 《Journal of Iron and Steel Research International》2014年第5期509-516,共8页Gang HUO Yi-ming CEN Zhen-xing LI Guo-dong LI Chang-sheng LI; Item Sponsored by National Natural Science Foundation of China(51174057,51274062);National High Technology Researchand Development Program of China(2012AA03A503); In order to optimize the production process, improve the production efficiency and accelerate the development and application of the domestic dual-phase steel, the effects of heat treatment process parameters on micro...; 关键词：dual-phase steel heat treatment MICROSTRUCTURE mechanical property

Thermal Scratch on Surface of SUS430 Stainless Steel Strip in Cold Rolling Process被引量：5: 《Journal of Iron and Steel Research International》2014年第3期282-286,共5页Chang-sheng LI Jin-shan CHEN Wen-long HAN You-yuan LI Bo FU; Sponsored by National Natural Science Foundation of China(51174057,51274062);National High-technology Researchand Development Program of China(2012AA03A503); The thermal scratch significantly influences the surface quality of the stainless steel in cold strip rolling. The thermal scratch has a close relation to the rolling parameters, the rolls surface and the emulsions us...; 关键词：stainless steel thermal scratch EMULSION roll surface roughness

基于ABAQUS计算新型抗振复合镗杆模态仿真分析被引量：2: 《材料与冶金学报》2013年第3期227-230,共4页景清武郭志李长生; 国家自然基金资助项目(51174057,51274062); 采用具有减振功能的镗杆是解决深孔加工颤振的有效的技术途径.针对镗杆的减震问题,本文采用有限元软件ABAQUS计算了45#钢镗杆和新型抗振复合镗杆模态参数和固有振型.通过仿真分析计算发现:45#钢镗杆和复合镗杆的一阶模态分别为701.82和8...; 关键词：复合镗杆模态 ABAQUS 减振

Effect of Ball Scribing on Iron Loss of CGO and HGO Electrical Steel被引量：1: 《Journal of Harbin Institute of Technology(New Series)》2013年第3期81-85,共5页Hao Wang Chang-Sheng Li Gang Huo Ban Cai Nasir Mohamed; Sponsored by the National Natural Science Foundation of China (Grant No. 51174057 and 51274062);National High Technology Research and Development Program (Grant No. 2012AA03A503); The effect of ball scribing on iron loss of conventional grain-oriented ( CGO) and high-permeability grain-oriented ( HGO) electrical steel was investigated. In this paper,ball scribing was achieved by self- designed ...; 关键词：ball scribing electrical steel iron loss domain refinement

高级检索 检索式检索

时间限定

期刊范围

学科限定全选

高级检索 检索式检索

时间限定

期刊范围

学科限定全选

国家自然科学基金(51174057)

检索结果分析

下载全文

高级检索检索式检索

时间限定

期刊范围

学科限定全选

高级检索 检索式检索

时间限定

期刊范围

学科限定全选

国家自然科学基金(51174057)

检索结果分析

下载全文

用户登录

高级检索检索式检索