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Abstract:
以废旧WC-Co硬质合金为原料,采用氧化和原位还原碳化的短流程方法合成再生WC-Co复合粉末,随后对再生复合粉低压烧结得到再生硬质合金.利用XRD、SEM和TEM等对再生复合粉和再生硬质合金的物相和显微组织形貌进行观察和分析,系统研究了原料粉末中配碳量对再生复合粉和再生合金的物相组成和力学性能的影响.配碳量为16.60%时制备的再生WC-16%Co(质量分数,下同)硬质合金的断裂韧性为24.80 MPa.m1/2、横向断裂强度达到3860MPa,并且分析了再生硬质合金的显微组织与性能之间的关系.
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稀有金属材料与工程
ISSN: 1002-185X
Year: 2014
Issue: 12
Volume: 43
Page: 3172-3176
0 . 7 0 0
JCR@2022
ESI Discipline: MATERIALS SCIENCE;
ESI HC Threshold:341
JCR Journal Grade:4
CAS Journal Grade:4
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 9
Chinese Cited Count:
30 Days PV: 5
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