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Author:

汪树林 (汪树林.) | 黄晖 (黄晖.) | 魏午 (魏午.)

Abstract:

研究了含铒5E83合金热轧板不同退火态敏化前后的力学性能及腐蚀性能,采用OM、EBSD及TEM对典型退火态合金的微观组织进行分析。结果表明:热轧板经100℃退火168 h敏化处理后对晶间腐蚀敏感,热轧板具有较差的耐长期腐蚀性。经退火后,含铒5E83合金热轧板力学性能下降,敏化前后的腐蚀性能均随退火时间延长而改善,综合考虑力学性能及腐蚀性能,优化出稳定化工艺为260℃退火16 h。经260℃/16 h退火后,热轧板敏化前后失重均低于15 mg/cm~2,即具有良好的耐长期晶间腐蚀性能。经260℃退火16 h敏化后,热轧板透射组织中的晶界处未发现有连续的β相(Al_3Mg_2)析出。因此,热轧板经...

Keyword:

稳定化工艺 热轧板 含铒5E83合金 晶间腐蚀

Author Community:

  • [ 1 ] 北京工业大学材料科学与工程学院

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Source :

热加工工艺

Year: 2022

Issue: 12

Volume: 51

Page: 119-123

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: 7

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