目前,广泛应用的钢板给水箱使用红丹漆防腐,其主要成份是红色氧化铅(Pb_3O_4),漆膜长期浸泡在水中,软化脱落后而沉积在水箱底部,漆中的铅渗入水箱水中,污染水体,危害人的健康。为解决红丹漆防腐的铅污染问题,1981～1986年我们采用在钢板水箱壁上挂设镀锌铁丝网,以水泥砂浆、水泥素灰浆作4层交替粉刷防水层的方法进行防腐,在1987年6月采集 At present, the widely used steel tank to use Hongdan anti-corrosion, the main ingredient is red lead oxide (Pb_3O_4), the film is immersed in water for a long time, softened off and deposited at the bottom of the tank, the paint of lead into the tank water, pollution Water body, endanger human health. In order to solve the problem of red lead paint preservative lead pollution, from 1981 to 1986, we used galvanized barbed wire on the wall of the steel plate tank, anticorrosive with four layers of cement mortar and cement mortar alternately painted waterproof layer, and in 1987 June collection