Effect of Rare Earth Composite Modification on Microstructure and Properties of a New Cast Hot-Work

来源 :中国稀土学报:英文版 | 被引量 : 0次 | 上传用户:leobear
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
The effects of RE modification on structure and the properties of a new cast hot-work die (CHD) steel were investigated. The grains of the CHD steel are refined by RE modification. With the increase of RE addition, both grain size and inclusion amount are
其他文献
新华社北京4月12日电中国出境旅游交易会在此间发布的数据显示,以近1亿人次的出境游客和1020亿美元的境外消费,我国出境游人数和购买力均跃居世界第一。
工程造价管理对于建筑工程来说至关重要,而工程成本预算及其管控措施又是造价管理的核心所在,这关系到建筑企业的资本营收效益。近年来新型建筑模式中的装配式建筑不断发展,
当前可持续发展观念进一步深化,水利工程的设计也要注重可持续发展,将环保理念在水利工程设计当中加以融入,就能优化水利工程设计的质量。本文先就水利工程设计的问题以及环
Ag-BaO thin films doped with lanthanum were prepared by vacuum deposition. Compared with the normal Ag-BaO thin film, there is almost no change with the shape a
水泥窑烧成带用镁铬砖残砖产生的铬污染已经引起人们的重视,本文主要研究一种可替代镁铬砖在水泥窑上使用的新型耐火材料Mg O-Al2O3-Fe2O3(Fe O)系耐火材料。利用XRD和SEM分别
The three-way catalysts (TWCs) promoters (Ce-Zr)O2, (Pr-Ce-Zr)O2 and (Pr-Zr)O2 were prepared by solgel like method. They were characterized by XRD, EXAFS and B
近日,农业部渔业局在山东省济南市召开2010年度渔业统计年报数据汇总会,来自全国30个省、市、自治区和有关单位的56名代表出席了会议。会议期间,对2010年全国渔业统计及渔民家庭
The adsorption behavior and mechanism of a novel chelate resin, amino methylene phosphonic acid resin (APAR) for Ho(Ⅲ) were investigated. The statically satura
The thermokinetics of liquid-liquid reaction of dysprosium nitrate with histidine were studied using a microcalorimeter. On the basis of experimental and calcul
4月1日12时至6月30日12时,长江江苏省南京段实施禁渔。禁渔期间,除持证渔船可捕捞刀鱼外,所有在长江捕捞作业的渔船都属违法。为切实关心渔民生活,南京市出台政策,禁渔期渔民获得