发布时间:2025-01-20 20:04:41
平口管,承插式接口。根据查询中国管道商务网得知。
1、平口管是水泥涵管最早的一种接口形式,制造难度小,生产效率高,制造成本低,接口密封采用钢丝网混凝土抹带属于刚性连接。
2、承插式接口形式采用橡胶圈密封止水,是柔性连接,接口插入深度80到100毫米,接口相对转角1.5度,这种接口的水泥涵管抗震性能好,管基选用砂石基础或混凝土基础,安装速度快。
现在刚失业不久,目前刚从广东到新疆跟朋友学家装装修,虽然能赚钱,可发现对这种天天在工地像是与世隔绝
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