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Author:

杨鹏辉 (杨鹏辉.) | 符寒光 (符寒光.) (Scholars:符寒光) | 符定梅 (符定梅.) | 林健 (林健.) | 郭星晔 (郭星晔.) | 雷永平 (雷永平.) (Scholars:雷永平)

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incoPat zhihuiya

Abstract:

一种高韧性高耐磨性含碳化物等温淬火球墨铸铁及其制备方法,属于耐磨材料技术领域。生产出如下化学成分的球墨铸铁(wt%):C:3.3‑3.8,Si:1.3‑1.7,Mn:0.4‑0.7,Cr:1.0‑1.5,P≤0.040;S≤0.007,余量Fe。在铸件表面涂抹抗氧化剂,放入热处理炉,加热到1080‑1110℃,并保温10‑15min,出炉空冷至300~350℃,重新入炉加热到880‑900℃,并保温90‑150min,迅速拿出后,放入温度为250~320℃的硝酸盐熔液中,并保温1‑3h,然后取出在空气中冷却至室温。冲击韧性提高了120%以上,同时不降低硬度和耐磨性。

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Patent Info :

Type: 发明授权

Patent No.: CN201810922608.8

Filing Date: 2018-08-14

Publication Date: 2019-10-18

Pub. No.: CN108754302B

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: 4

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