| 高熔点单晶生长用铱坩埚制备技术及应用 |
| |
| 引用本文： | 唐会毅,李国纲,吴保安,汪建胜,陈德茂,刘庆宾. 高熔点单晶生长用铱坩埚制备技术及应用[J]. 贵金属, 2013, 34(3): 46-49 |
| |
| 作者姓名： | 唐会毅 李国纲 吴保安 汪建胜 陈德茂 刘庆宾 |
| |
| 作者单位： | 国家仪表功能材料工程技术研究中心，重庆材料研究院有限公司，重庆 400707 |
| |
| 摘 要： | 铱坩埚作为高熔点单晶生长容器具备高温性能优异、耐持久性、温度场均匀、抗氧化中毒、良好的抗热震性等性能。采用高频熔炼热浇铸和热加工制备了大直径铱坩埚，具有材料纯度高、晶粒细小、组织均匀、致密度高、加工性能优异等特点，其高温力学性能、热稳定性和服役寿命等均有明显提高。在不同温度进行退火处理，并进行了显微组织分析和显微硬度测试。结果表明，适当的退火温度和加工率可以降低铱板材的硬度，改善材料的塑性变形及加工能力。获得了适合大直径铱坩埚热加工制度为：退火温度在1300~1500℃，道次加工率为10%~15%。
|
| 关 键 词： | 金属材料 铱坩埚 单晶 大直径 热浇铸 热加工 |
| 收稿时间： | 2012-11-13 |
The Preparation Technology and Application of Iridium Crucible Used in the Growth of High Melting Point Single Crystals |
| |
| TANG Huiyi,LI Guogang,WU Baoan,WANG Jiansheng,CHEN Demao and LIU Qingbin. The Preparation Technology and Application of Iridium Crucible Used in the Growth of High Melting Point Single Crystals[J]. Precious Metals, 2013, 34(3): 46-49 |
| |
| Authors: | TANG Huiyi LI Guogang WU Baoan WANG Jiansheng CHEN Demao LIU Qingbin |
| |
| Affiliation: | National Instrument Functional Materials Engineering Technology Research Centers, , Chongqing Materials Research Institute;National Instrument Functional Materials Engineering Technology Research Centers, , Chongqing Materials Research Institute;National Instrument Functional Materials Engineering Technology Research Centers, , Chongqing Materials Research Institute;National Instrument Functional Materials Engineering Technology Research Centers, , Chongqing Materials Research Institute;National Instrument Functional Materials Engineering Technology Research Centers, , Chongqing Materials Research Institute;National Instrument Functional Materials Engineering Technology Research Centers, , Chongqing Materials Research Institute |
| |
| Abstract: | |
| |
| Keywords: | metal material iridium crucible single crystal large diameter hot casting hot processing |
| 本文献已被 万方数据 等数据库收录！ |
| 点击此处可从《贵金属》浏览原始摘要信息 |
|
点击此处可从《贵金属》下载免费的PDF全文 |
|
