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Abstract:
采用带隔板的圆环装置来评价砂浆的抗裂性能.如果砂浆环28d内开裂,采用开裂时间来评价砂浆的抗裂性能;如果砂浆环28d内没有开裂,采用开裂指标来评价砂浆的抗裂性能.开裂指标与隔板处开口宽度、混凝土弹性模量成正比,与混凝土抗拉强度成反比.隔板处开口宽度考虑了砂浆环的约束、收缩与徐变.开裂指标越小,砂浆的抗裂性能越好.试验结果表明,该方法能够对砂浆的抗裂性能进行正确的评价.
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福州大学学报(自然科学版)
ISSN: 1000-2243
CN: 35-1337/N
Year: 2009
Issue: 3
Volume: 37
Page: 419-422,434
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 5
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