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NiAl—Cr(Zr)金属间化合物合金的高温蠕变
齐义辉; 郭建亭; 崔传勇
2001
Source Publication金属学报
ISSN0412-1961
Volume37.0Issue:009Pages:957-960
Abstract研究了多相金属间化合物NiAl-33.5Cr-0.5Zr合金的显微组织和高温拉伸蠕变行为。铸态合金由β-NiAl和α-Cr组成共晶胞及沿共晶胞界分布的NiAlZr(Heusler)相组成。热等静压处理后,胞界处的Ni2AlZr相转变为富Zr相。蠕变曲线表现为较短的减速蠕变阶段和较长的稳态蠕变阶段,不同温度、负荷下的蠕变应变几乎相同,均为45%左右,且蠕变后的显微组织变化不大。蠕变变形机制为错滑移和攀移控制下的动态回复与动态再结晶,不是单独由扩散所控制。蠕变断裂数据符合Monkman-Grant关系。
KeywordNiAl基金属间化合物 高温拉伸蠕变 蠕变断裂
Indexed ByCSCD
Language中文
CSCD IDCSCD:675928
Citation statistics
Cited Times:6[CSCD]   [CSCD Record]
Document Type期刊论文
Identifierhttp://ir.imr.ac.cn/handle/321006/154801
Collection中国科学院金属研究所
Affiliation中国科学院金属研究所
Recommended Citation
GB/T 7714
齐义辉,郭建亭,崔传勇. NiAl—Cr(Zr)金属间化合物合金的高温蠕变[J]. 金属学报,2001,37.0(009):957-960.
APA 齐义辉,郭建亭,&崔传勇.(2001).NiAl—Cr(Zr)金属间化合物合金的高温蠕变.金属学报,37.0(009),957-960.
MLA 齐义辉,et al."NiAl—Cr(Zr)金属间化合物合金的高温蠕变".金属学报 37.0.009(2001):957-960.
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