纏繞管廠　　在(zai)這(zhe)(zhe)個功用(yong)方面(mian)，HDPE雙(shuang)(shuang)壁(bi)波(bo)紋(wen)(wen)管(guan)(guan)(guan)(guan)與其(qi)他管(guan)(guan)(guan)(guan)材(cai)(cai)(cai)(cai)相(xiang)比較具(ju)有明(ming)顯(xian)(xian)的(de)(de)優(you)勢(shi)工程造(zao)(zao)價低在(zai)等負荷(he)的(de)(de)條件下(xia)，HDPE雙(shuang)(shuang)壁(bi)波(bo)紋(wen)(wen)管(guan)(guan)(guan)(guan)只需要(yao)較薄的(de)(de)管(guan)(guan)(guan)(guan)壁(bi)就能(neng)夠(gou)滿足要(yao)求(qiu)。因而(er)，與同(tong)質料(liao)標準的(de)(de)實壁(bi)相(xiang)管(guan)(guan)(guan)(guan)比，能(neng)節省一(yi)半左右的(de)(de)原材(cai)(cai)(cai)(cai)料(liao)，所(suo)以HDPE雙(shuang)(shuang)壁(bi)波(bo)紋(wen)(wen)管(guan)(guan)(guan)(guan)造(zao)(zao)價也(ye)較低。這(zhe)(zhe)是(shi)該管(guan)(guan)(guan)(guan)材(cai)(cai)(cai)(cai)的(de)(de)又一(yi)個很出色(se)的(de)(de)特征(zheng)。　　施(shi)工便(bian)當由于HDPE雙(shuang)(shuang)壁(bi)波(bo)紋(wen)(wen)管(guan)(guan)(guan)(guan)重量(liang)(liang)輕，轉移和聯接都很便(bian)當，所(suo)以施(shi)工便(bian)當、保護作(zuo)業簡略。在(zai)工期緊和施(shi)工條件差的(de)(de)情況下(xia)，其(qi)優(you)勢(shi)更加(jia)明(ming)顯(xian)(xian)。摩阻小(xiao)流(liu)量(liang)(liang)大(da)選用(yong)HDPE為材(cai)(cai)(cai)(cai)料(liao)的(de)(de)HDPE雙(shuang)(shuang)壁(bi)波(bo)紋(wen)(wen)管(guan)(guan)(guan)(guan)比相(xiang)口(kou)徑的(de)(de)其(qi)他管(guan)(guan)(guan)(guan)材(cai)(cai)(cai)(cai)可(ke)通過更大(da)的(de)(de)流(liu)量(liang)(liang)。換言之，相(xiang)同(tong)的(de)(de)流(liu)量(liang)(liang)要(yao)求(qiu)下(xia)，可(ke)選用(yong)口(kou)徑相(xiang)對較小(xiao)的(de)(de)HDPE雙(shuang)(shuang)壁(bi)波(bo)紋(wen)(wen)管(guan)(guan)(guan)(guan)。　　出色(se)的(de)(de)耐低溫(wen)，抗(kang)沖(chong)擊(ji)功用(yong)：HDPE雙(shuang)(shuang)壁(bi)波(bo)紋(wen)(wen)管(guan)(guan)(guan)(guan)的(de)(de)脆化溫(wen)度是(shi)-70℃。一(yi)般低溫(wen)條件下(xia)（-30℃以上(shang)）施(shi)工時不用(yong)采納特別(bie)保護措施(shi)，冬季施(shi)工便(bian)當，而(er)且(qie)，HDPE雙(shuang)(shuang)壁(bi)波(bo)紋(wen)(wen)管(guan)(guan)(guan)(guan)有出色(se)的(de)(de)抗(kang)沖(chong)擊(ji)性(xing)(xing)。化學(xue)穩(wen)定(ding)性(xing)(xing)佳：由于HDPE分子沒有極性(xing)(xing)，所(suo)以化學(xue)穩(wen)定(ding)性(xing)(xing)極好。

南京HDPE塑鋼纏繞管HDPE雙壁(bi)波(bo)紋(wen)管(guan)和鋼帶增強聚乙烯螺(luo)旋波(bo)紋(wen)管(guan)的(de)區別是什么？總之，不(bu)管(guan)選擇(ze)那種管(guan)道，都要(yao)根(gen)據自己的(de)工程(cheng)需要(yao)來進行選擇(ze)。

鋼帶增強螺旋波紋管廠特(te)別是腹(fu)板振搗時(shi)，嚴禁振搗棒(bang)在同一位置(zhi)長時(shi)間振搗，振搗時(shi)間以(yi)(yi)不超過(guo)20秒為準(zhun)9.拆模(mo)時(shi)注意保護端頭處外漏的波(bo)紋管。以(yi)(yi)上這(zhe)(zhe)些(xie)要(yao)點需要(yao)大家重視，這(zhe)(zhe)些(xie)問題(ti)在施(shi)工(gong)的時(shi)候(hou)只要(yao)留意和小心，注意這(zhe)(zhe)些(xie)細(xi)節(jie)，就可(ke)以(yi)(yi)避免(mian)。如果出現以(yi)(yi)上問題(ti)，導(dao)致(zhi)波(bo)紋管有損(sun)壞(huai)，應(ying)立(li)刻更換，不予施(shi)工(gong)，以(yi)(yi)免(mian)造(zao)成損(sun)失。。

南京PVC管報價9.環(huan)保(bao)產品(pin)：產品(pin)100%可回(hui)收，不污染環(huan)境10.平(ping)整：平(ping)整的(de)管壁(bi)便于回(hui)填，施工快速，質量(liang)穩定(ding)。11.　綜合(he)成本(ben)低(di)：水阻小、流(liu)量(liang)大，可降低(di)尺寸(cun)使(shi)用(yong)口徑較小的(de)管材，同時開挖量(liang)也隨(sui)之降低(di)，無需砼基礎，砂(sha)石(shi)墊(dian)層即(ji)可，工程費(fei)用(yong)低(di)；長達50年(nian)的(de)使(shi)用(yong)壽命、日常維護費(fei)用(yong)低(di)，綜合(he)造價可與砼管相當。。

南京雨污分流管道供應商HDPE是無毒性材料，對(dui)土(tu)地(di)無害，可再生使(shi)用，是環保型綠色產品我公司(si)(si)以先進的(de)設(she)備，精湛的(de)技(ji)術為客戶打造每(mei)一(yi)件精品！公司(si)(si)以一(yi)流的(de)質(zhi)量、一(yi)流的(de)產品、一(yi)流的(de)信譽、一(yi)流的(de)服務和超低的(de)價格，竭誠為新老客戶提供優質(zhi)量服務。誠摯歡迎各位(wei)客位(wei)客商光臨！。

安徽銅陵(ling)鳳凰山一帶(dai)(dai)(dai)的(de)(de)(de)(de)鳳丹牡(mu)(mu)丹八(ba)個(ge)月不下雨沒有(you)(you)(you)(you)(you)(you)(you)(you)旱(han)死；甘(gan)肅蘭州一帶(dai)(dai)(dai)紫斑牡(mu)(mu)丹種(zhong)在(zai)(zai)(zai)海拔2000米(mi)以(yi)(yi)(yi)上的(de)(de)(de)(de)高(gao)寒【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，干旱(han)【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，貧瘠山嶺上【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，降雨量僅300毫米(mi)就能(neng)夠生長【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，每畝又(you)可以(yi)(yi)(yi)結籽斤左右【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，除此另外這種(zhong)地(di)方研發(fa)設計出的(de)(de)(de)(de)牡(mu)(mu)丹的(de)(de)(de)(de)特(te)性(xing)(xing)(xing)(xing)是ldquo，四(si)宜(yi)四(si)怕(pa)(pa)【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，即宜(yi)涼怕(pa)(pa)凍【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，宜(yi)暖(nuan)怕(pa)(pa)熱【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，宜(yi)光怕(pa)(pa)陰【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】【　　，在(zai)(zai)(zai)泥漿運載領域(yu)【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，同鋼(gang)管(guan)(guan)(guan)(guan)(guan)相比【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，HDPE管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)具(ju)有(you)(you)(you)(you)(you)(you)(you)(you)更(geng)(geng)好(hao)的(de)(de)(de)(de)耐磨性(xing)(xing)(xing)(xing)【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，這意味著HDPE管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)具(ju)有(you)(you)(you)(you)(you)(you)(you)(you)更(geng)(geng)長的(de)(de)(de)(de)使(shi)用(yong)(yong)(yong)壽(shou)命和(he)更(geng)(geng)好(hao)的(de)(de)(de)(de)經濟(ji)性(xing)(xing)(xing)(xing)鋼(gang)帶(dai)(dai)(dai)表面進行特(te)殊處(chu)(chu)理【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，以(yi)(yi)(yi)增(zeng)強(qiang)(qiang)(qiang)鋼(gang)材的(de)(de)(de)(de)腐(fu)性(xing)(xing)(xing)(xing)能(neng)力(li)以(yi)(yi)(yi)及(ji)鋼(gang)材塑(su)(su)(su)(su)(su)(su)料的(de)(de)(de)(de)粘(zhan)合力(li)【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，進步(bu)剝離強(qiang)(qiang)(qiang)度。應將接頭放(fang)在(zai)(zai)(zai)工(gong)井(jing)位置(zhi)內，以(yi)(yi)(yi)免把接頭放(fang)在(zai)(zai)(zai)交叉路口、建筑物(wu)門口、與(yu)其(qi)他管(guan)(guan)(guan)(guan)(guan)線交叉或地(di)勢(shi)狹窄不便之處(chu)(chu)。8、原則上每隔米(mi)挖掘一個(ge)工(gong)井(jing)，免得敷設電(dian)(dian)(dian)纜時摩(mo)擦(ca)力(li)過大或檢(jian)修時替代電(dian)(dian)(dian)纜太長，工(gong)井(jing)可按照現(xian)場實際(ji)狀況采用(yong)(yong)(yong)明井(jing)和(he)暗井(jing)兩種(zhong)形式。保(bao)定(ding)mpp電(dian)(dian)(dian)力(li)管(guan)(guan)(guan)(guan)(guan).耐腐(fu)蝕(shi)性(xing)(xing)(xing)(xing)質(zhi)：CPVC耐酸，堿，鹽(yan)等(deng)(deng)化學(xue)溶劑腐(fu)蝕(shi)，遇油脂也不開裂(lie)；電(dian)(dian)(dian)力(li)管(guan)(guan)(guan)(guan)(guan)強(qiang)(qiang)(qiang)度高(gao)，阻(zu)燃，抑煙，耐熱，PP模(mo)塊通用(yong)(yong)(yong)壽(shou)命長：CPVC電(dian)(dian)(dian)力(li)管(guan)(guan)(guan)(guan)(guan)廠家徹(che)底克服了(le)普(pu)通PVC管(guan)(guan)(guan)(guan)(guan)耐侯(hou)性(xing)(xing)(xing)(xing)差的(de)(de)(de)(de)短處(chu)(chu)。　　出于跨(kua)海段管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)工(gong)程受(shou)氣候、風浪、流速、水(shui)深、潮汐(xi)的(de)(de)(de)(de)效用(yong)(yong)(yong)，相當受(shou)氣候條件束縛【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，施工(gong)期短【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，技(ji)術難度大。工(gong)程項(xiang)目設計中選擇何種(zhong)管(guan)(guan)(guan)(guan)(guan)材、采用(yong)(yong)(yong)哪些(xie)技(ji)術措施保(bao)護管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)的(de)(de)(de)(de)性(xing)(xing)(xing)(xing)、性(xing)(xing)(xing)(xing)及(ji)如何確(que)保(bao)既定(ding)時間內完成管(guan)(guan)(guan)(guan)(guan)道(dao)(dao)鋪設任務(wu)等(deng)(deng)等(deng)(deng)一系(xi)列技(ji)術難題(ti)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)約著項(xiang)目的(de)(de)(de)(de)實施。使(shi)用(yong)(yong)(yong)電(dian)(dian)(dian)容(rong)套筒(tong)熔接【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，要注意安裝前用(yong)(yong)(yong)萬(wan)用(yong)(yong)(yong)表測量套筒(tong)【雄(xiong)(xiong)(xiong)(xiong)(xiong)縣(xian)(xian)(xian)(xian)(xian)(xian)騰(teng)達(da)塑(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)，確(que)保(bao)其(qi)完好(hao)后才能(neng)實行安置(zhi)。　　以(yi)(yi)(yi)上就是小(xiao)編(bian)今天為大家介紹的(de)(de)(de)(de)鎮江200PE管(guan)(guan)(guan)(guan)(guan)2019年(nian)新產(chan)品(pin)(pin)(pin)增(zeng)創優勢(shi)，如想(xiang)深入了(le)解，歡迎(ying)持續關注本站！PP模(mo)塊PP模(mo)塊PP模(mo)塊雨水(shui)收(shou)集系(xi)統(tong)雨水(shui)事故池雨水(shui)回收(shou)系(xi)統(tong)雨水(shui)收(shou)集_。

因為咱們(men)公司(si)的(de)產品(pin)不(bu)只具(ju)(ju)有耐(nai)腐(fu)蝕(shi)和(he)不(bu)結垢的(de)特點，更是具(ju)(ju)有連接便(bian)(bian)利、零滲漏和(he)接口密封好(hao)(hao)的(de)長處然(ran)而這些(xie)都(dou)不(bu)是它最共同(tong)的(de)當地(di)，它的(de)長處便(bian)(bian)是可以防(fang)止二次污(wu)染！這是其他(ta)廠(chang)家的(de)產品(pin)所不(bu)具(ju)(ju)備(bei)的(de)。故而咱們(men)的(de)HDPE雙(shuang)壁波(bo)紋管(guan)(guan)(guan)已(yi)經成為一款理想的(de)綠色環保(bao)、高質量的(de)管(guan)(guan)(guan)道。??耐(nai)壓、抗(kang)沖(chong)擊(ji)：管(guan)(guan)(guan)材采(cai)用了鋼(gang)帶增強，環剛度可到達15KN/m2以上(shang).強度好(hao)(hao)，抗(kang)沖(chong)擊(ji)，對任何地(di)基都(dou)有很好(hao)(hao)的(de)適應性。經濟性：比同(tong)標準其他(ta)塑(su)料管(guan)(guan)(guan)成本低，重量輕(qing)，運輸(shu)、施工費用省，辦理、維修便(bian)(bian)利；耐(nai)化(hua)(hua)學性：不(bu)會被(bei)污(wu)水(shui)、廢水(shui)及化(hua)(hua)學藥品(pin)腐(fu)蝕(shi)，不(bu)會被(bei)土壤中(zhong)腐(fu)爛(lan)物質而腐(fu)蝕(shi)也不(bu)會被(bei)植物根系損壞；耐(nai)老化(hua)(hua)：管(guan)(guan)(guan)材一般為黑色，可接受堆積和(he)施工過程中(zhong)陽光的(de)直曬；耐(nai)磨性能優勝：比鋼(gang)管(guan)(guan)(guan)、鑄鐵管(guan)(guan)(guan)、水(shui)泥管(guan)(guan)(guan)耐(nai)磨損；排水(shui)流(liu)通性優勝：管(guan)(guan)(guan)內壁流(liu)阻小，排水(shui)速度快，通水(shui)能力(li)強，流(liu)量大。