1. 給水塑料管
適用(yong)(yong)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的多層和高層建筑分區供(gong)水(shui)系統(tong)。管道在室內不得用(yong)(yong)于(yu)(yu)消防供(gong)水(shui)系統(tong)或與消防供(gong)水(shui)系統(tong)相(xiang)連接的生活給水(shui)系統(tong)。
a. 管材、管件及橡(xiang)膠(jiao)密封圈(quan)、膠(jiao)黏劑的質(zhi)量要求和主要技(ji)術性(xing)能指標。
管(guan)(guan)材(cai)、管(guan)(guan)件(jian)應有制造(zao)單位(wei)質(zhi)量檢驗部門(men)的(de)質(zhi)量檢驗合(he)格證。管(guan)(guan)材(cai)表面應標(biao)明(ming)商標(biao)、用途、生(sheng)產廠名、公稱(cheng)大徑(jing)、壁(bi)厚、公稱(cheng)壓(ya)力等(deng)級、執(zhi)行產品(pin)標(biao)準(zhun)和(he)生(sheng)產時間。管(guan)(guan)件(jian)應標(biao)明(ming)商標(biao)、規格、公稱(cheng)壓(ya)力等(deng)級。管(guan)(guan)材(cai)、管(guan)(guan)件(jian)的(de)顏色應一致；管(guan)(guan)材(cai)表面應光滑(hua)、平整(zheng)；管(guan)(guan)材(cai)直線偏差不應大于(yu)1%;管(guan)(guan)材(cai)端口(kou)平整(zheng)。管(guan)(guan)件(jian)應無缺損變(bian)形，無明(ming)顯合(he)模縫，澆口(kou)應平整(zheng)。管(guan)(guan)材(cai)不得小于(yu)定尺長(chang)度(du)，極限偏差長(chang)度(du)為(wei)＋0.4%.管(guan)(guan)材(cai)、管(guan)(guan)件(jian)大徑(jing)配合(he)公差管(guan)(guan)口(kou)部位(wei)應≤0.25mm.管(guan)(guan)件(jian)中間部位(wei)應為(wei)管(guan)(guan)材(cai)的(de)大徑(jing)尺寸。
b. 管(guan)材、管(guan)件規格
給水(shui)硬聚氯乙烯管(guan)(guan)(guan)道(dao)的基本尺(chi)寸(cun)(cun)是以(yi)大(da)徑來表示(shi)的（見表1-2).管(guan)(guan)(guan)材(cai)、管(guan)(guan)(guan)件壁越厚(hou)其公稱壓力(li)(li)越高。管(guan)(guan)(guan)材(cai)現行國家產品等(deng)級較多，從安全(quan)、耐久考慮，用(yong)于建筑物內的管(guan)(guan)(guan)材(cai)、管(guan)(guan)(guan)件公稱壓力(li)(li)應采(cai)(cai)用(yong)1.6 MPa等(deng)級（大(da)徑≤25mm,小口徑的管(guan)(guan)(guan)道(dao)公稱壓力(li)(li)均采(cai)(cai)用(yong)1.6 MPa;大(da)口徑的管(guan)(guan)(guan)道(dao)可適(shi)當降低公稱壓力(li)(li)等(deng)級，但必須(xu)≥1.0 MPa)。表1-3為管(guan)(guan)(guan)材(cai)尺(chi)寸(cun)(cun)及公差(cha)，表1-4為管(guan)(guan)(guan)材(cai)、管(guan)(guan)(guan)件承口尺(chi)寸(cun)(cun)。
2. 排水塑料管（U-PVC)
建(jian)筑排水(shui)用硬聚(ju)氯乙烯(xi)管，其有耐腐蝕、質(zhi)量輕(qing)、排水(shui)阻力小、施工方(fang)便等特(te)點。適用于(yu)(yu)建(jian)筑物內(nei)連續排放(fang)溫(wen)度不(bu)大于(yu)(yu)40℃,瞬時排放(fang)溫(wen)度不(bu)大于(yu)(yu)80℃的生活(huo)污(wu)水(shui)（廢水(shui)）管道。
a. 管材、管件的質量要求和(he)主要技術性(xing)能(neng)指標
管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)、管(guan)(guan)(guan)(guan)(guan)(guan)(guan)件(jian)(jian)等材(cai)(cai)料(liao)應(ying)(ying)(ying)(ying)具有(you)(you)質量檢驗(yan)部門的(de)(de)(de)產(chan)品合格證(zheng)，并有(you)(you)明(ming)顯的(de)(de)(de)標(biao)志，標(biao)明(ming)生產(chan)廠名和(he)(he)規格。包裝上應(ying)(ying)(ying)(ying)標(biao)有(you)(you)批號、數量、生產(chan)日期和(he)(he)檢驗(yan)代(dai)號。管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)、管(guan)(guan)(guan)(guan)(guan)(guan)(guan)件(jian)(jian)的(de)(de)(de)質量應(ying)(ying)(ying)(ying)符合下列(lie)規定：管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)和(he)(he)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)件(jian)(jian)的(de)(de)(de)顏色(se)應(ying)(ying)(ying)(ying)一(yi)致，無(wu)(wu)色(se)澤(ze)不均(jun)及分解變色(se)；管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)的(de)(de)(de)內外壁應(ying)(ying)(ying)(ying)光(guang)滑(hua)、平(ping)整、無(wu)(wu)氣泡、無(wu)(wu)裂口(kou)、無(wu)(wu)明(ming)顯的(de)(de)(de)痕紋(wen)和(he)(he)凹(ao)陷；管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)的(de)(de)(de)端面平(ping)整并垂直于軸(zhou)線；管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)不允許有(you)(you)異向(xiang)彎曲，直線度的(de)(de)(de)公差應(ying)(ying)(ying)(ying)小(xiao)于0.3%;管(guan)(guan)(guan)(guan)(guan)(guan)(guan)件(jian)(jian)應(ying)(ying)(ying)(ying)完(wan)整無(wu)(wu)缺損，澆(jiao)口(kou)及溢(yi)邊(bian)應(ying)(ying)(ying)(ying)修理平(ping)整，內外表面光(guang)滑(hua)，無(wu)(wu)明(ming)顯痕紋(wen)。管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)和(he)(he)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)件(jian)(jian)的(de)(de)(de)物理、力(li)學性(xing)能見表1-5。
特(te)別提醒：膠黏劑必須有生產廠(chang)名稱、出(chu)廠(chang)日期(qi)和使(shi)用年(nian)限，并必須有生產合格證和說明書。
膠黏劑(ji)屬易燃品，在存放、運輸和(he)使用(yong)時，必須遠離火源，注意安全(quan)。
b. 管(guan)材、管(guan)件規格
硬聚氯乙(yi)烯(xi)(xi)排(pai)水管道的基本尺寸是以(yi)大徑(jing)來表示(shi)的。管材的大徑(jing)主要(yao)(yao)有(you)以(yi)下(xia)5種(zhong)規格(ge)：40mm、50mm、75 mm、110 mm及160mm,也(ye)有(you)90mm和125mm兩種(zhong)不(bu)常用規格(ge)硬聚氯乙(yi)烯(xi)(xi)排(pai)水管的管件主要(yao)(yao)有(you)以(yi)下(xia)10個(ge)品種(zhong)：45°彎頭、90°彎頭、90°順(shun)水三通(tong)(tong)、45°斜三通(tong)(tong)、瓶形三通(tong)(tong)、正四(si)通(tong)(tong)、45°斜四(si)通(tong)(tong)、直角四(si)通(tong)(tong)、異徑(jing)管和管箍(gu)。
