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Construction Technology of C50HF High Strength Resistant Milling Coal Ash Concrete
Author(s): HUANG Wenji
Pages: 118-
119,181
Year: 2010
Issue:
14
Journal: Gansu Science and Technology
Keyword: C50高强混凝土; HF外加剂; 粉煤灰; 施工技术;
Abstract: 水工混凝土表面在高速水流作用下,产生的空蚀和磨损对水工建筑物的破坏很大.习惯采用的高标号粉煤灰混凝土和HF高强耐磨粉煤灰混凝土均可达到抗冲耐磨防空蚀的作用.通过南阳渠水库溢洪道工程中的对比应用,笔者认为,二者相比较,HF高强耐磨粉煤灰混凝土具有干缩性小、和易性好、水化热温升小、施工简单易行、造价低廉等优点.
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