水泥类型对海砂混凝土在生物硫酸腐蚀下劣化影响的研究

罗伟文, 季韬, 林魁

Influence of Cement Type on Deterioration of Sea Sand Concrete Subjected to Corrosion of Biological Sulfuric Acid

LUO Weiwen, JI Tao, LIN Kui

表2 OPC、SAC海砂混凝土生物硫酸腐蚀84 d后的孔径分布

Table 2 Pore size distributions of two sea sand concretes with SAC and OPC after biological sulfuric acid corrosion for 84 d (%)

Code ＜20 nm 20~50 nm 50~200 nm ＞200 nm SP1.0 0.00 1.63 31.96 66.41 SP1.5 0.00 2.76 29.02 68.22 SP2.0 0.00 3.11 35.11 61.78 SS1.0 0.00 1.33 35.15 63.52 SS1.5 0.00 5.21 33.54 61.25 SS2.0 0.00 2.76 30.66 66.58