| 高抛自密实钢管混凝土的配制与工程应用 |
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| 引用本文： | 马雪英,杨欣,吕兴国.高抛自密实钢管混凝土的配制与工程应用[J].膨胀剂与膨胀混凝土,2009(2). |
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| 作者姓名： | 马雪英 杨欣 吕兴国 |
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| 作者单位： | 北京新奥混凝土有限公司; |
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| 摘 要： | 本文介绍了自密实钢管混凝土的配制及工程应用,通过优选原材料,采用双掺矿物掺合料,掺加新型聚羧酸高效减水剂和优质CSA型膨胀剂,成功配制出补偿收缩自密实混凝土,采用高位抛落免振捣法施工,成功应用于实际工程。
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| 关 键 词： | 高抛 自密实 补偿收缩 钢管混凝土 |
Preparation and Application of High Dropping Self-compactable Steel Pipe Concrete |
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| Ma Xueying Yang Xin etc.Preparation and Application of High Dropping Self-compactable Steel Pipe Concrete[J].Expansive Agents & Expansive Concrete,2009(2). |
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| Authors: | Ma Xueying Yang Xin etc |
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| Abstract: | The paper mainly concerned with preparation and application of self-compactable steel pipe concrete.By means of selecting the raw materials,using ternary cementitous system,mixing new kinds of polyocarboxy acid waterreducing agent and high qualified CSA expansive agent,shrinkage compensating and self -compactable concrete was prepared.And by using high dropping self-compacting construction method,the aforementioned concrete was successfully applied to practical projects. |
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| Keywords: | high dropping self-compactable shrinkage compensating steel pipe concrete |
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