?!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 武汉水泥排水管使用需要哪方面的标准呢?- 武汉耀邦水泥制品有限公?/title> <meta name="Keywords" content="武汉水泥排水?/> <link href="/template/NEST60028/lib/css.css" rel="stylesheet" type="text/css" /> <link href="/template/NEST60028/lib/style.css" rel="stylesheet" type="text/css" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> </head> <body> <div style="position:fixed;left:-9000px;top:-9000px;"><address id="9ks2j"></address><nav id="9ks2j"></nav><li id="9ks2j"><dfn id="9ks2j"><rt id="9ks2j"><thead id="9ks2j"></thead></rt></dfn></li><th id="9ks2j"><source id="9ks2j"><sup id="9ks2j"><ins id="9ks2j"></ins></sup></source></th><ruby id="9ks2j"></ruby><form id="9ks2j"><mark id="9ks2j"></mark></form><dfn id="9ks2j"><option id="9ks2j"><thead id="9ks2j"></thead></option></dfn><xmp id="9ks2j"><dd id="9ks2j"><track 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href="http://www.bknewsdeesa.com/news/568.html">武汉<a href="http://www.bknewsdeesa.com/supply/44.html" target="_blank">水泥排水?/a>使用需要哪方面的标准呢?/a><br />  <br /> 1.施工放样:用全站仪放出管线,用水准仪测量标高;管道接头的运输、装卸:待运输管道接头的各项质量指标应符合设计和规范要求,用汽车运到现场,用吊车及时装卸。在装卸和运输过程中,应注意防止管接头滚动和相互碰撞造成损坏。注意人身安全?br />  <img style="max-width:100%;" src="/uploads/image/20180209/20180209163411_0691.jpg" alt="" /><br /> 2.基坑开挖及处理:根据开挖线及深度,用挖掘机开挖至基础设计高度以上0.2m,人工清基础至设计标高。然后,检测地基承载力。如果承载力不够,就用砾石填。处理深度由测深应力试验结论确定,宽度以基础宽度加两?.5m为准。替换砾石应分层填充和压实?br />  <br /> 3.基础下部混凝土浇筑:基础承载力规定后,即可浇筑基础混凝土。浇筑基础混凝土时,表面不需要封闭,便于与管身袋内的混凝土结合;水泥<a href="http://www.bknewsdeesa.com/supply/75.html" target="_blank">排水?/a>安装:用吊车吊起卸下,人工辅助及时放置。管道接头采用刚性接头,变形缝每?0m设置一个?br />  <br /> 4.基础上部混凝土浇筑:<a href="http://www.bknewsdeesa.com/sng/" target="_blank">水泥?/a>浇筑完成后,经准确检验后即可浇筑混凝土;洞口施工:进出口端墙、翼墙、涵底施工,施工时注意结构规范;涵管防水层铺设及修整:按照设计规定铺设水泥管防水层、填土、建筑加固工程?br />  <br /> 5.回填:安装完成后,当涵洞砌体的砂浆或混凝土强度达到设计强度的75%时,回填应在不小于涵洞本体两侧孔径的2倍范围内进行,同时应水平分层,按设计规定的压实度对称填筑压实;安全:严格控制质量。水泥排水管在运输和安装过程中要注意人身安全,而不是一秒钟?br />  <br /> 提高水泥管耐久性的方法<br />  <br /> 水泥管是目前广泛使用的一种管道,尤其在污水排放中起着关键作用。如何提高其耐久性是很多人关注的问题。让我们来看看济宁水泥管道边肖的方法?br />  <br /> 1.选择水泥时,注意选择质量高、性能好的水泥。但是可以根据需要选择一些特殊性能的水泥品种吗?这样能从根本上提高水泥管设备的耐久性吗?br />  <br /> 2.控制水灰和水泥在水泥管道设备中的用量。水灰比和水泥用量是否合理,直接影响混凝土的密实度和设备的耐久性?br />  <br /> 3、水泥管道机械掺有引气剂或减水剂。这样能提高抗渗性和抗冻性,有时还能节约水泥?br />  <br /> 4.改进水泥管道设备的操作方法。在混凝土施工中,水泥管道设备应搅拌均匀、浇水、振捣、压实,并加强维护,以保证施工过程中的安全和产品质量。只有提高水泥管的耐久性,才能更好的保证质量,水泥管的使用寿命越来越长?br />  <br /> 水泥排水管模具组装操作步?br />  <br /> 水泥排水管的操作步骤及注意事项:<br />  <br /> 1.小心地在承口环上刷机油,并设置开槽螺栓,以便在拆卸承口环时,蒸汽承口环内侧与管座之间的间隙不会损坏管座?br />  <br /> 2.在外模内壁均匀涂抹干净的机油,在钢骨架外合上模具,连接连接螺栓,注意防止钢筋头卡在连接处?br />  <br /> 3.依次拧紧接头连接螺栓,紧固强度应适中。必须防止接缝漏浆,避免造成模具不圆。为了后期将承插环顺利装入外模顶部,两侧接头上部的两个螺栓应暂时避免强紧固,待承插环就位后再加紧固?br /></p> </div> <div class="pagess"> <ul><div>上一?<a href="569.html">【图文】安装水泥管可防止漏水的技巧_关于室外宜昌水泥管装坡度介绍</a></div> <div>下一?<a 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