| 塑料检查井部件的选用 |
| 添加时间：2019/11/7 15:40:49 浏览次数： |
| 塑料检查井部件选用： Selection of plastic manhole components: 1）污水管道上应采用有流槽的检查井井座； 1) inspection well seat with flow channel shall be used for sewage pipeline; 2）雨水管道上的检查井，其井座应符合下列要求： 2) the well seat of inspection well on rainwater pipeline shall meet the following requirements: a、道路雨水口应采用有沉泥室的井座； A. well seat with mud chamber shall be adopted for road rainwater inlet; b、在雨水管道上需设置沉泥室井座的检查井时，宜设置在井筒外径大于等于500mm的检查井处； B. when an inspection well with a mud chamber well seat is required to be set on the rainwater pipeline, it should be set outside the shaft inspection well with diameter of 500mm or more; c、其他雨水检查井可采用有流槽的井座； C. other rainwater inspection wells can use the well seat with flow channel; |
| 上一页 塑料模具是一种生产塑料制品的工具 |
| 下一页 塑料模具设计要考虑的结构要素有: |