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Author:

毛圣成 (毛圣成.) (Scholars:毛圣成) | 安子冰 (安子冰.) | 韩晓东 (韩晓东.) (Scholars:韩晓东) | 张泽 (张泽.)

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incoPat zhihuiya

Abstract:

本发明公开了一种高强度高塑性的四元难熔高熵合金及其制备方法,所述四元难熔高熵合金成分为HfaTibNbcXd,其中,a=10‑30at%,b=20‑40at%,c=20‑40at%,d=10‑30at%,X为Ta或V;其制备方法包括,依照组分配比将各金属原料按熔点从低到高的顺序依次放入水冷金属坩埚中,熔点最低的元素放在底层,熔点最高的元素放在表层,在无氧环境下引弧熔炼,直至充分混溶即得。本发明提供的四元难熔高熵合金由BCC固溶体组成,具有高强度的同时兼具室温大塑性,弥补了难熔高熵合金塑性变形能力差的不足;其组成元素熔点高,通过非自耗真空电弧熔炼工艺熔炼,所得合金组织和成分均匀,力学性能优良。

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Patent Info :

Type: 发明授权

Patent No.: CN201910795838.7

Filing Date: 2019-08-27

Publication Date: 2021-01-01

Pub. No.: CN110541103B

Applicants: 北京工业大学

Legal Status: 授权

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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