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; Al3Sc particle; microstructure; mechanical properties; micro-alloying CLC number: TG146.2 Document code: A micro-alloying with Sc and Mn on microstructure and mechanical properties of Al-Mg based alloys CHEN Xian-ming(陈显明)1, LUO Cheng-ping(罗承萍)1, PAN......
CLC─I/Ⅱ型除尘除氡子体净化器何平云锡公司摘 要:CLC─I/Ⅱ型除尘除氡子体净化器由云南锡业公司与东北工学院共同研究成功的CDC─I/Ⅱ型除尘除氧子体净化器,自1990年在北京通过了由中国有色金属工业总公司组织的专家鉴定,经云南省部份有色系统矿山单位使用后,反映良好,目前已销售出近百台.该产品荣获...关键词:......
Effect mechanisms of micro-alloying element La on microstructure and mechanical properties of hypoeutectic Al-Si alloysQiuju Zheng1,2,Lili Zhang1,Hongxiang Jiang1,Jiuzhou Zhao1,2,Jie He1,21... earth influence on the as-cast micro structures and mechanical properties of aluminum alloys attracted great attentions in the last decades.But up to date no reports can be found on the effect......
Engineering and Mechanics College, Xiangtan University, Xiangtan 411105, China; 3. Institute for Materials Research, Tohoku University, Sendai 980-8577, Japan) Abstract: By micro-alloying technology, Fe... are in the range of 1.10?1.25 T, 3?6 A/m, 184?206 GPa, 1.6%?2.0% and 3 227?3 484 MPa, respectively. Based on the experimental results, the effects of micro-alloying on GFA, soft-magnetic and mechanical......
Effect of Chromium Micro-alloying on the Corrosion Behavior of a Low-carbon Steel Rebar in Simulated Concrete Pore Solutions宋丹1,2,3,4,蒋金洋1,孙伟1,MA Han5,ZHANG Jianchun5,CHENG Zhaojun3,JIANG Jinghua3,AI... and fabricated by chromium micro-alloying. The effects of Cr on the passivation and corrosion behavior of this rebar in the simulated concrete pore solutions were studied systematically, and its......
Effect of vanadium micro-alloying on the microstructure evolution and mechanical properties of 718H pre-hardened mold steelHanghang Liu1,2,3,Paixian Fu1,3,Hongwei Liu1,3,Chen Sun1,2,3,Ningyu Du1,2,3,Dianzhong Li1,31. Institute of Metal Research,Chinese Academy of Sciences2. School of Materials Science and Engineering,University of Science and Technology of China3. Shenyang National Laboratory......
汽车大梁钢K610L在昆钢炉卷轧机上的研发与生产张志波1,张红斌1,张瑜1,杨春雷1,张卫强1,李金柱1(1.云南省昆明市昆明钢铁股份有限公司技术中心)摘 要:研究了在昆钢特有的双机架紧凑式炉卷轧机上开发和生产高强度汽车大梁钢K610L的工艺.通过合理的Nb-Ti复合成分设计和各工序生产工艺试验与优化,生产出满足重型载货汽车制造厂要求的K610L高强度汽车大梁钢.结果表明,昆钢利用炉卷轧机生产的K610L具有较高的抗拉强度,良好的韧性,优异的冷弯成型性能和较好的自然时效性.关键词:炉卷轧机; 高强......
中碳微合金化钢高温延塑性的研究龚雅林1,张炯明1,甄新刚1,陈少东1,姚永宽2,王道远2(1.北京市北京科技大学 冶金与生态工程学院2.南京钢铁集团中厚板卷厂,江苏南京 210035)摘 要:借助Gleeble1500热模拟试验机测试了含Nb和含Nb,Ti两种中碳微合金化钢的高温力学行为,分析了析出物,相变,动态再结晶对微合金化钢高温延塑性的影响.结果表明:试验钢种无第Ⅱ脆性区出现;含Nb钢第Ⅲ脆性区的温度范围为950~700℃,含Nb,Ti钢第Ⅲ脆性区的温度范围为900~725℃;微合金化元素Ti的加入可以细......
L/min的流速下(线速度为0.265 mm/s)分离烷基苯类化合物时,柱效高达4100056000 plates/m,该整体柱重现性良好,连续运行的重现性(RSD)低于1.2%.在亲水/离子交换色谱模式下,该整体柱可应用于核苷和碱基的高效分离.关键词:磺酸甜菜碱;两性离子亲水整体柱;制备;毛细管液相色谱(cLC);......
words: bulk metallic glasses; glass forming ability; micro-alloying (GFA); mechanical properties 因金属玻璃的玻璃形成能力(Glass forming ability,GFA)和力学性能对其成分的变化非常敏感,微合金化在金属玻璃中的作用引起广泛关注,并获得 了许多研究成果[1-7].添加微量元素可以有效地...志码:A Effects of minor alloying additions on glass forming ability and mechanical properties of Cu-Zr-Al bulk metallic glasses PAN Ye1, JI Xiu-lin1, 2, PI Jing-hong1, ZHANG Lu1 (1......