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author:

陈峰 (陈峰.) [1] | 郑建岚 (郑建岚.) [2]

Abstract:

本文以自密实混凝土( SCC)作为新混凝土材料,进行了新老混凝土粘结强度的直剪试验研究,考察了混凝土强度、界面剂和抗剪钢筋对粘结抗剪性能的影响.试验结果表明,新混凝土强度会影响新老混凝土的粘结性能,用粉煤灰水泥净浆作界面剂能提高粘结面的抗剪强度.而在界面上植入抗剪钢筋后,能大幅度提高新老混凝土的粘结抗剪强度.根据试验结果,提出了自密实新混凝土与老混凝土粘结抗剪强度的计算式,以供实际加固工程参考.

Keyword:

bonding strength reinforced bar planting self- compacting concrete shear strength

Community:

  • [ 1 ] [陈峰]福州大学土木建筑工程学院
  • [ 2 ] [郑建岚]福州大学土木建筑工程学院

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Source :

Year: 2008

Page: 60-67

Language: Chinese

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 3

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