混凝土水管 PRODUCTS

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混凝土水管

混凝土水管

混凝土水管,多運用于室外排水工程中。
混凝土水管是一種專用管道,多運用于室外排水工程中。其安裝要求如下:
①預應力鋼筋混凝土管的承插接口,除設計有特殊要求外,一般宜采用橡膠圈接口彎管。
②在土坡或地下水對橡膠圈有腐蝕的地段,在回填土前,應用瀝青膠泥、瀝青麻或瀝青鋸末等填料封閉膠圈接口。
③預應力混凝土輸水管道敷設要求如下。
a.允許相對轉角,管徑在400~700mm時為1.5度,管徑在800~1400mm時為1.0度,管徑在1600~2000mm時為0.50度。
b.埋設深度,最小管頂埋設深度為800mm,最大管頂埋設深度為2000mm。
c.管子運輸時不允許將承口端或插口端著地撞擊,必須輕裝輕放,嚴禁拋擲,嚴禁用鋼絲繩穿管裝卸。
d.管子的堆放層數,DN400~600為5層,DN700~500為4層,DN90O一1200為3層,DN1400~1600以上為2層。
e.管子接口安裝間晾為20mm。

(此內容由www.kadinask.com提供)
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