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Abstract:
采用海水热雨循环90次、海水浸泡90d2种试验条件对比研究了4种混凝土的强度、扩散系数、电通量和钢筋腐蚀电位等性能变化.结果表明:经热雨循环90次试样抗压强度较海水浸泡90d的高,掺加阻锈剂降低混凝土试样的强度;经热雨循环90次试样扩散系数较标样28d试样提高,但电通量降低,海水浸泡90d试样扩散系数和电通量均较28d试样降低,C30级试验扩散系数和扩散系数较C50级高,掺加阻锈剂提高混凝土试样的扩散系数和扩散系数;经热雨循环90次试样内钢筋腐蚀电位较标样28d试样降低,海水浸泡90d试样内钢筋腐蚀电位较28d试样降低,但高于热雨循环90次试样,C30级混凝土试样钢筋腐蚀电位下降幅度较大,个别试样内钢筋发生点蚀,掺加阻锈剂提高试样内钢筋腐蚀电位.
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Source :
混凝土
ISSN: 1002-3550
Year: 2012
Issue: 2
Page: 75-77
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 2
Chinese Cited Count:
30 Days PV: 0
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