再生水水质因素对铸铁管道的腐蚀研究

贾世超, 高佳祺, 郭浩, 王超, 陈杨杨, 李旗, 田一梅

Influence of Water Quality on Corrosion of Cast Iron Pipe in Reclaimed Water

JIA Shichao, GAO Jiaqi, GUO Hao, WANG Chao, CHEN Yangyang, LI Qi, TIAN Yimei

表4 瞬时腐蚀速率极差分析表

Table 4 Range analysis results of transient corrosion rate

Range analysis item Total hardness CaCO3 / mg·L-1 SO42- / mg·L-1 Cl- / mg·L-1 pH K1 0.61828 0.52496 0.57422 0.66142 K2 0.60662 0.59937 0.58228 0.60037 K3 0.51261 0.61318 0.58101 0.47572 k1 0.20609 0.17499 0.19141 0.22047 k2 0.20221 0.19979 0.19407 0.20012 k3 0.17089 0.20439 0.19367 0.15857 Range 0.03520 0.02480 0.00270 0.06190