1. 給水塑料管


  適用于(yu)給水(shui)(shui)溫(wen)度不(bu)大于(yu)45℃,給水(shui)(shui)壓(ya)力不(bu)大于(yu)0.6 MPa的(de)多層和高層建筑分區供(gong)水(shui)(shui)系(xi)統(tong)(tong)。管(guan)道在室內不(bu)得用于(yu)消防供(gong)水(shui)(shui)系(xi)統(tong)(tong)或與(yu)消防供(gong)水(shui)(shui)系(xi)統(tong)(tong)相連接的(de)生活給水(shui)(shui)系(xi)統(tong)(tong)。


  a. 管(guan)材、管(guan)件及(ji)橡膠密(mi)封圈(quan)、膠黏劑的(de)質量要求和主要技(ji)術(shu)性能指標(biao)。


   管(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)(cai)、管(guan)(guan)(guan)(guan)(guan)(guan)件應(ying)(ying)(ying)有制(zhi)造(zao)單位(wei)(wei)質量檢驗部門的質量檢驗合格(ge)證。管(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)(cai)表面應(ying)(ying)(ying)標(biao)明商標(biao)、用途、生產(chan)(chan)廠名、公(gong)(gong)稱(cheng)(cheng)大徑、壁厚(hou)、公(gong)(gong)稱(cheng)(cheng)壓(ya)力等級(ji)(ji)、執行產(chan)(chan)品標(biao)準和生產(chan)(chan)時間。管(guan)(guan)(guan)(guan)(guan)(guan)件應(ying)(ying)(ying)標(biao)明商標(biao)、規格(ge)、公(gong)(gong)稱(cheng)(cheng)壓(ya)力等級(ji)(ji)。管(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)(cai)、管(guan)(guan)(guan)(guan)(guan)(guan)件的顏色應(ying)(ying)(ying)一致；管(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)(cai)表面應(ying)(ying)(ying)光(guang)滑、平(ping)(ping)整(zheng)；管(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)(cai)直線偏差(cha)不(bu)應(ying)(ying)(ying)大于(yu)(yu)1%;管(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)(cai)端口平(ping)(ping)整(zheng)。管(guan)(guan)(guan)(guan)(guan)(guan)件應(ying)(ying)(ying)無(wu)缺(que)損變形，無(wu)明顯(xian)合模縫，澆(jiao)口應(ying)(ying)(ying)平(ping)(ping)整(zheng)。管(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)(cai)不(bu)得小(xiao)于(yu)(yu)定尺長(chang)度，極限偏差(cha)長(chang)度為(wei)＋0.4%.管(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)(cai)、管(guan)(guan)(guan)(guan)(guan)(guan)件大徑配合公(gong)(gong)差(cha)管(guan)(guan)(guan)(guan)(guan)(guan)口部位(wei)(wei)應(ying)(ying)(ying)≤0.25mm.管(guan)(guan)(guan)(guan)(guan)(guan)件中(zhong)間部位(wei)(wei)應(ying)(ying)(ying)為(wei)管(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)(cai)的大徑尺寸(cun)。


 b. 管材、管件規(gui)格(ge)


 給(gei)水硬聚氯乙烯管(guan)(guan)(guan)道(dao)(dao)的(de)(de)基(ji)本(ben)尺寸(cun)是以大徑(jing)(jing)來表(biao)示的(de)(de)（見(jian)表(biao)1-2).管(guan)(guan)(guan)材(cai)、管(guan)(guan)(guan)件(jian)壁(bi)越(yue)厚其(qi)公稱壓力越(yue)高。管(guan)(guan)(guan)材(cai)現行國家產品等級較多，從(cong)安全、耐久考慮，用(yong)于建筑物內的(de)(de)管(guan)(guan)(guan)材(cai)、管(guan)(guan)(guan)件(jian)公稱壓力應采用(yong)1.6 MPa等級（大徑(jing)(jing)≤25mm,小口徑(jing)(jing)的(de)(de)管(guan)(guan)(guan)道(dao)(dao)公稱壓力均采用(yong)1.6 MPa;大口徑(jing)(jing)的(de)(de)管(guan)(guan)(guan)道(dao)(dao)可適當降低公稱壓力等級，但必須≥1.0 MPa)。表(biao)1-3為(wei)管(guan)(guan)(guan)材(cai)尺寸(cun)及公差，表(biao)1-4為(wei)管(guan)(guan)(guan)材(cai)、管(guan)(guan)(guan)件(jian)承口尺寸(cun)。





2. 排水塑料(liao)管(guan)（U-PVC)


  建筑排(pai)水(shui)用硬聚氯乙(yi)烯管(guan)，其有耐腐蝕、質量輕、排(pai)水(shui)阻力(li)小、施(shi)工方便(bian)等(deng)特(te)點。適用于建筑物(wu)內連續排(pai)放溫度(du)不大于40℃,瞬時排(pai)放溫度(du)不大于80℃的生活污水(shui)（廢水(shui)）管(guan)道(dao)。


a. 管材(cai)、管件的質量要(yao)求(qiu)和主要(yao)技(ji)術性能指標


  管(guan)材(cai)(cai)(cai)、管(guan)件(jian)等材(cai)(cai)(cai)料應(ying)(ying)(ying)具有(you)質量(liang)(liang)檢(jian)驗部門的產(chan)品(pin)合(he)格證，并有(you)明顯(xian)的標(biao)(biao)志，標(biao)(biao)明生產(chan)廠名(ming)和(he)規(gui)格。包裝(zhuang)上應(ying)(ying)(ying)標(biao)(biao)有(you)批(pi)號、數量(liang)(liang)、生產(chan)日(ri)期和(he)檢(jian)驗代號。管(guan)材(cai)(cai)(cai)、管(guan)件(jian)的質量(liang)(liang)應(ying)(ying)(ying)符合(he)下列規(gui)定：管(guan)材(cai)(cai)(cai)和(he)管(guan)件(jian)的顏色應(ying)(ying)(ying)一致，無(wu)色澤(ze)不(bu)均及(ji)分解變色；管(guan)材(cai)(cai)(cai)的內(nei)外壁(bi)應(ying)(ying)(ying)光(guang)滑、平(ping)整(zheng)、無(wu)氣泡、無(wu)裂口、無(wu)明顯(xian)的痕紋和(he)凹(ao)陷；管(guan)材(cai)(cai)(cai)的端(duan)面平(ping)整(zheng)并垂直(zhi)于(yu)軸線；管(guan)材(cai)(cai)(cai)不(bu)允許有(you)異向(xiang)彎曲，直(zhi)線度(du)的公差(cha)應(ying)(ying)(ying)小于(yu)0.3%;管(guan)件(jian)應(ying)(ying)(ying)完整(zheng)無(wu)缺損，澆(jiao)口及(ji)溢邊應(ying)(ying)(ying)修理(li)平(ping)整(zheng)，內(nei)外表面光(guang)滑，無(wu)明顯(xian)痕紋。管(guan)材(cai)(cai)(cai)和(he)管(guan)件(jian)的物理(li)、力學性能見表1-5。


表 5.jpg


  特(te)別提醒：膠黏劑(ji)必須有生產廠(chang)名(ming)稱、出廠(chang)日期和(he)使用年限，并(bing)必須有生產合格證和(he)說(shuo)明(ming)書(shu)。


              膠黏(nian)劑屬易(yi)燃品，在存放、運輸和使用時(shi)，必須遠離火源，注意安全(quan)。


 b. 管材、管件(jian)規(gui)格


  硬(ying)聚(ju)(ju)氯乙烯(xi)排水管(guan)(guan)道的基本(ben)尺寸是以(yi)大(da)徑來表示的。管(guan)(guan)材(cai)的大(da)徑主(zhu)要(yao)有以(yi)下(xia)5種規格：40mm、50mm、75 mm、110 mm及(ji)160mm,也有90mm和125mm兩種不常(chang)用(yong)規格硬(ying)聚(ju)(ju)氯乙烯(xi)排水管(guan)(guan)的管(guan)(guan)件主(zhu)要(yao)有以(yi)下(xia)10個品種：45°彎(wan)頭、90°彎(wan)頭、90°順水三通、45°斜三通、瓶(ping)形三通、正(zheng)四通、45°斜四通、直角四通、異徑管(guan)(guan)和管(guan)(guan)箍。