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  5. Dependency of microstructure and microhardness on withdrawal rate of Ti-43Al-2Cr-2Nb alloy prepared

Dependency of microstructure and microhardness on withdrawal rate of Ti-43Al-2Cr-2Nb alloy prepared

来源 :中国铸造：英文版 | 被引量 : 0次 | 上传用户：kalok
【摘 要】
：
The intermetallic Ti-43Al-2Cr-2Nb（at.%） alloy was directionally solidified in an electromagnetic cold crucible with different withdrawal rates（V） ranging from 0.2 t
【作 者】
：
Yong-zhe Wang Hong-sheng Ding 
【机 构】
：
NationalKeyLaboratoryforPrecisionHotProcessingofMetals
【出 处】
：
中国铸造：英文版
【发表日期】
：
2016年4期
【关键词】
：
TiAl-based alloys directional solidification MICROSTRUCTURE MICROHARDNESS microh 
【基金项目】
：
supported by the National Natural Science Foundation of China(Grant No.51171053 and No.51471062)
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The intermetallic Ti-43Al-2Cr-2Nb（at.%） alloy was directionally solidified in an electromagnetic cold crucible with different withdrawal rates（V） ranging from 0.2 to 1.0 mm·min-1, at a constant temperature gradients(G=18 K·mm-1). Macrostructures
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