小区电气工程施工中,强电、弱电常设计成地埋电缆进户,基础中采用了钢管的暗预埋方法,那么,钢管安装中应注意哪些事项呢?1.钢管除镀锌钢管外,均需预先除锈,刷防腐漆,现浇混凝土内的钢管应除锈,可不刷防腐漆。2.钢管在煨弯时,弯曲处半径不应小于管外径的6倍,弯曲处不应有折皱、凹穴、裂缝现象。弯 In the construction of community electric projects, strong and weak electricity are often designed as buried cables to enter households. The foundation uses a method of concealed pre-embedding of steel pipes. Then, what should be noted in the installation of steel pipes? 1. Steel pipe in addition to galvanized steel pipe, All need to be rust-removed in advance, brush anti-corrosion paint, cast-in-place concrete steel pipe should be rust, do not brush anti-corrosion paint. 2. When the steel pipe is bent, the radius of the bend should not be less than 6 times the outside diameter of the pipe. There should be no wrinkles, cavities or cracks in the bend. bend