1. 給水塑(su)料管


  適用于(yu)(yu)給水(shui)溫度不大于(yu)(yu)45℃,給水(shui)壓力(li)不大于(yu)(yu)0.6 MPa的(de)多(duo)層和高層建(jian)筑分區供水(shui)系(xi)統(tong)。管道在室內不得(de)用于(yu)(yu)消(xiao)防供水(shui)系(xi)統(tong)或與消(xiao)防供水(shui)系(xi)統(tong)相連接的(de)生活給水(shui)系(xi)統(tong)。


  a. 管材、管件及橡膠(jiao)密封圈、膠(jiao)黏劑的質量要(yao)求和主要(yao)技術性能指標。


   管(guan)(guan)(guan)(guan)(guan)材、管(guan)(guan)(guan)(guan)(guan)件(jian)應(ying)(ying)(ying)(ying)(ying)有(you)制造單位質(zhi)量檢驗部(bu)(bu)門(men)的(de)(de)質(zhi)量檢驗合格(ge)證。管(guan)(guan)(guan)(guan)(guan)材表面(mian)應(ying)(ying)(ying)(ying)(ying)標(biao)明商(shang)標(biao)、用途、生產(chan)廠名、公稱(cheng)大(da)徑(jing)、壁厚(hou)、公稱(cheng)壓(ya)力等級、執行產(chan)品標(biao)準和生產(chan)時間(jian)。管(guan)(guan)(guan)(guan)(guan)件(jian)應(ying)(ying)(ying)(ying)(ying)標(biao)明商(shang)標(biao)、規格(ge)、公稱(cheng)壓(ya)力等級。管(guan)(guan)(guan)(guan)(guan)材、管(guan)(guan)(guan)(guan)(guan)件(jian)的(de)(de)顏色應(ying)(ying)(ying)(ying)(ying)一致；管(guan)(guan)(guan)(guan)(guan)材表面(mian)應(ying)(ying)(ying)(ying)(ying)光滑、平(ping)整(zheng)；管(guan)(guan)(guan)(guan)(guan)材直線(xian)偏(pian)差不應(ying)(ying)(ying)(ying)(ying)大(da)于1%;管(guan)(guan)(guan)(guan)(guan)材端口(kou)平(ping)整(zheng)。管(guan)(guan)(guan)(guan)(guan)件(jian)應(ying)(ying)(ying)(ying)(ying)無缺損變形，無明顯合模縫，澆口(kou)應(ying)(ying)(ying)(ying)(ying)平(ping)整(zheng)。管(guan)(guan)(guan)(guan)(guan)材不得小(xiao)于定尺(chi)長度(du)，極限偏(pian)差長度(du)為＋0.4%.管(guan)(guan)(guan)(guan)(guan)材、管(guan)(guan)(guan)(guan)(guan)件(jian)大(da)徑(jing)配合公差管(guan)(guan)(guan)(guan)(guan)口(kou)部(bu)(bu)位應(ying)(ying)(ying)(ying)(ying)≤0.25mm.管(guan)(guan)(guan)(guan)(guan)件(jian)中間(jian)部(bu)(bu)位應(ying)(ying)(ying)(ying)(ying)為管(guan)(guan)(guan)(guan)(guan)材的(de)(de)大(da)徑(jing)尺(chi)寸。


 b. 管(guan)(guan)材、管(guan)(guan)件規格


 給(gei)水硬聚氯乙烯(xi)管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)的(de)基本尺寸是(shi)以大(da)徑(jing)來表示的(de)（見表1-2).管(guan)(guan)(guan)(guan)(guan)材(cai)、管(guan)(guan)(guan)(guan)(guan)件壁越厚其公(gong)稱壓(ya)力越高。管(guan)(guan)(guan)(guan)(guan)材(cai)現行國家產品(pin)等級較(jiao)多，從安全、耐久考慮，用于建筑物內的(de)管(guan)(guan)(guan)(guan)(guan)材(cai)、管(guan)(guan)(guan)(guan)(guan)件公(gong)稱壓(ya)力應采用1.6 MPa等級（大(da)徑(jing)≤25mm,小口(kou)徑(jing)的(de)管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)公(gong)稱壓(ya)力均采用1.6 MPa;大(da)口(kou)徑(jing)的(de)管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)可適當(dang)降低公(gong)稱壓(ya)力等級，但必須≥1.0 MPa)。表1-3為管(guan)(guan)(guan)(guan)(guan)材(cai)尺寸及公(gong)差，表1-4為管(guan)(guan)(guan)(guan)(guan)材(cai)、管(guan)(guan)(guan)(guan)(guan)件承口(kou)尺寸。





2. 排水塑料管（U-PVC)


  建筑排水用硬聚氯乙烯管，其(qi)有耐(nai)腐蝕、質量輕、排水阻力小、施工方便等特(te)點。適用于(yu)建筑物內(nei)連續排放(fang)溫(wen)度不大(da)于(yu)40℃,瞬時排放(fang)溫(wen)度不大(da)于(yu)80℃的生(sheng)活污水（廢(fei)水）管道。


a. 管材、管件的(de)質量要(yao)求和主要(yao)技術性(xing)能指標(biao)


  管(guan)材(cai)(cai)、管(guan)件等材(cai)(cai)料應(ying)具有(you)(you)質量(liang)(liang)檢(jian)驗(yan)部(bu)門(men)的(de)(de)產品合格證，并有(you)(you)明(ming)(ming)顯(xian)的(de)(de)標志，標明(ming)(ming)生(sheng)產廠名和(he)(he)規格。包裝上應(ying)標有(you)(you)批號、數量(liang)(liang)、生(sheng)產日期和(he)(he)檢(jian)驗(yan)代號。管(guan)材(cai)(cai)、管(guan)件的(de)(de)質量(liang)(liang)應(ying)符合下列規定：管(guan)材(cai)(cai)和(he)(he)管(guan)件的(de)(de)顏色應(ying)一致(zhi)，無色澤(ze)不均及分(fen)解變(bian)色；管(guan)材(cai)(cai)的(de)(de)內外(wai)壁應(ying)光滑(hua)、平整、無氣泡、無裂口、無明(ming)(ming)顯(xian)的(de)(de)痕紋和(he)(he)凹陷；管(guan)材(cai)(cai)的(de)(de)端面平整并垂直于軸(zhou)線(xian)(xian)；管(guan)材(cai)(cai)不允許有(you)(you)異向彎曲(qu)，直線(xian)(xian)度的(de)(de)公差應(ying)小(xiao)于0.3%;管(guan)件應(ying)完整無缺(que)損，澆口及溢邊應(ying)修理平整，內外(wai)表面光滑(hua)，無明(ming)(ming)顯(xian)痕紋。管(guan)材(cai)(cai)和(he)(he)管(guan)件的(de)(de)物理、力學性能見表1-5。


表 5.jpg


  特別提醒(xing)：膠黏劑必須(xu)有(you)生產(chan)廠(chang)名稱(cheng)、出廠(chang)日期和使用(yong)年限，并必須(xu)有(you)生產(chan)合格證和說(shuo)明書。


              膠黏劑(ji)屬易燃品，在存放、運輸(shu)和使(shi)用時，必(bi)須(xu)遠離火源(yuan)，注(zhu)意安全。


 b. 管材、管件規格


  硬(ying)聚(ju)氯乙烯排(pai)水管(guan)(guan)(guan)(guan)道(dao)的(de)基本尺(chi)寸(cun)是以(yi)大徑來表示的(de)。管(guan)(guan)(guan)(guan)材的(de)大徑主(zhu)要(yao)有以(yi)下5種(zhong)規格：40mm、50mm、75 mm、110 mm及160mm,也有90mm和(he)125mm兩種(zhong)不常用規格硬(ying)聚(ju)氯乙烯排(pai)水管(guan)(guan)(guan)(guan)的(de)管(guan)(guan)(guan)(guan)件主(zhu)要(yao)有以(yi)下10個品種(zhong)：45°彎(wan)頭(tou)、90°彎(wan)頭(tou)、90°順(shun)水三(san)通(tong)、45°斜三(san)通(tong)、瓶(ping)形三(san)通(tong)、正四通(tong)、45°斜四通(tong)、直角四通(tong)、異徑管(guan)(guan)(guan)(guan)和(he)管(guan)(guan)(guan)(guan)箍。