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Abstract:
采用限制模压法(Constrained Groove Pressing,CGP)变形商业5052铝合金,考察了经不同道次变形后试样的显微硬度均匀性,即CGP的变形均匀性,并讨论了模具齿宽对变形均匀性的影响。结果表明,CGP变形能够显著提高5052铝合金的显微硬度值,但模具齿宽对显微硬度的提高影响不大;CGP变形1道次后,试样显微硬度分布极不均匀,但是随变形道次的增加,试样显微硬度分布趋于均匀;弯曲延展区的存在是导致CGP变形不均匀的根本原因,这种不均匀性可通过增加变形道次或增加模具齿宽加以改善。
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塑性工程学报
ISSN: 1007-2012
CN: 11-3449/TG
Year: 2010
Issue: 04
Volume: 17
Page: 8-12
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: 6
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