通过混凝土抗渗性试验、抗硫酸盐腐蚀试验和耐磨性试验,得出施工工艺和混凝土表面质量与混凝土耐久性的关系。
Through permeability resistance test, sulfate corrosion test and abrasion resistance test, the relationship of construction techniques, concrete surface quality and durability was reached.
通过混凝土的抗硫酸盐浸泡试验,系统研究了矿渣、膨胀剂等矿物掺合料对混凝土抗硫酸盐侵蚀性能的影响。
To systematically study the effects of mineral admixtures such as slag, expanding agent on sulfate resistance of concrete, a series of concrete immersion test was carried out.
试验结果表明,添加了40%以上粉煤灰的混凝土仍有较好的强度,较好的抗氯离子渗透、抗硫酸盐侵蚀等性能,且具有较小的体积收缩率。
The results show that concrete with 40 percent fly ash has good properties of strength, resistance permeating of Cl-and resistance erosion of sulfate. Besides, it has a small shrinkage ratio.
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