Chrome Extension
WeChat Mini Program
Use on ChatGLM
VIPCreated with Sketch.

Ta-W-Hf合金的强化和晶界硬化

Xiaoming Zhang,Zhongwu Hu,JingYan Liu,Xinfang Bai,Shuanbin Tan,Zhongkui Li,Tingjie Zhang,Xuecheng Wang

RARE METAL MATERIALS AND ENGINEERING（2007）

Cited 4|Views10
No score
Abstract
采用粉末冶金(PM)热等静压(HIP)法以Ta-W-Hf预合金粉末为原料制备了致密块体材料及进行高温处理,测量了材料晶内和晶界处的显微硬度,分析了氧和铪元素的分布状态.结果表明,制备的Ta-W-Hf合金无论退火与否,晶界的硬度均大于晶粒内的硬度.高温退火降低了材料的整体硬度和强度,但仍高于相同成分的熔炼加工材,且韧性与熔炼加工材相当.较高的晶界硬度是由于氧和铪元素的偏聚分布及富氧富铪小粒子的析出所致.
More
Translated text
Key words
tantalum alloy,grain boundary,hardening,strengthening
AI Read Science
Must-Reading Tree
Example
Generate MRT to find the research sequence of this paper
Chat Paper
Summary is being generated by the instructions you defined