pb管　　③波(bo)紋(wen)管的尺寸和基(ji)本參數應符合(he)表6-107、表6-108的規定　　④標(biao)記示例：波(bo)紋(wen)管兩端均為外配合(he)，材(cai)料用黃銅（H80），內徑為20mm，壁厚0.1mm，波(bo)紋(wen)數15個(ge)，其標(biao)記為波(bo)紋(wen)管AH20times，0.1times，15JB2388-87。

南京HDPE雙壁波紋管生產廠家南京鋼波(bo)(bo)(bo)(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)的(de)(de)(de)分(fen)類及(ji)相(xiang)關區別另外(wai)市場上開始泛起(qi)一(yi)(yi)種襯四氟波(bo)(bo)(bo)(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)，就(jiu)是(shi)(shi)金屬波(bo)(bo)(bo)(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)內部襯一(yi)(yi)層四氟乙(yi)(yi)烯(xi)，而且(qie)賣的(de)(de)(de)比(bi)較好，說(shuo)明應(ying)用(yong)仍是(shi)(shi)不(bu)(bu)錯(cuo)的(de)(de)(de)，但是(shi)(shi)我(wo)以為(wei)這種波(bo)(bo)(bo)(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)仍是(shi)(shi)會受到諸如(ru)塑料(liao)波(bo)(bo)(bo)(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)的(de)(de)(de)因(yin)素限(xian)制(zhi)(zhi)，而且(qie)更(geng)(geng)重要的(de)(de)(de)一(yi)(yi)點就(jiu)是(shi)(shi)受溫(wen)度(du)(du)影響更(geng)(geng)加顯著(zhu)，由于(yu)金屬和四氟乙(yi)(yi)烯(xi)的(de)(de)(de)伸縮度(du)(du)不(bu)(bu)同，所(suo)(suo)(suo)以溫(wen)度(du)(du)變化(hua)大是(shi)(shi)不(bu)(bu)是(shi)(shi)會造(zao)成四氟乙(yi)(yi)烯(xi)的(de)(de)(de)脫落，因(yin)為(wei)我(wo)司目(mu)前還(huan)沒有該(gai)類型閥(fa)(fa)門的(de)(de)(de)應(ying)用(yong)經(jing)驗，所(suo)(suo)(suo)以這里就(jiu)未幾說(shuo)了，至于(yu)塑料(liao)波(bo)(bo)(bo)(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)方面的(de)(de)(de)不(bu)(bu)足(zu)，還(huan)望讀者增補(bu)指導(dao)塑料(liao)波(bo)(bo)(bo)(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)的(de)(de)(de)制(zhi)(zhi)法簡樸，在(zai)有些情況(kuang)下(xia)能(neng)夠代替(ti)金屬波(bo)(bo)(bo)(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)節(jie)約(yue)本錢(qian)，價格(ge)便宜，伸縮機能(neng)等(deng)(deng)特點凸起(qi)。金屬波(bo)(bo)(bo)(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)根據加工形(xing)式的(de)(de)(de)不(bu)(bu)同可(ke)分(fen)為(wei)成形(xing)波(bo)(bo)(bo)(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)和焊(han)接波(bo)(bo)(bo)(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)兩種形(xing)式。控制(zhi)(zhi)閥(fa)(fa)上的(de)(de)(de)波(bo)(bo)(bo)(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)所(suo)(suo)(suo)起(qi)的(de)(de)(de)作用(yong)只有一(yi)(yi)個(ge)(ge)——隔離(li)，主要分(fen)三(san)種：一(yi)(yi)種是(shi)(shi)防止(zhi)閥(fa)(fa)內介(jie)質(zhi)(zhi)(zhi)擴(kuo)散到外(wai)界，就(jiu)是(shi)(shi)針對閥(fa)(fa)門內所(suo)(suo)(suo)流介(jie)質(zhi)(zhi)(zhi)為(wei)化(hua)學(xue)性質(zhi)(zhi)(zhi)活潑或(huo)有毒有害(hai)的(de)(de)(de)氣體(ti)、易揮(hui)發(fa)的(de)(de)(de)液體(ti)及(ji)珍(zhen)貴的(de)(de)(de)介(jie)質(zhi)(zhi)(zhi)，例(li)如(ru)氯氣、硅(gui)粉(fen)等(deng)(deng)等(deng)(deng)。但是(shi)(shi)塑料(liao)波(bo)(bo)(bo)(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)的(de)(de)(de)應(ying)用(yong)受三(san)個(ge)(ge)因(yin)素的(de)(de)(de)限(xian)制(zhi)(zhi)，一(yi)(yi)個(ge)(ge)是(shi)(shi)閥(fa)(fa)門所(suo)(suo)(suo)處(chu)環境的(de)(de)(de)溫(wen)度(du)(du)及(ji)介(jie)質(zhi)(zhi)(zhi)的(de)(de)(de)溫(wen)度(du)(du)，溫(wen)度(du)(du)太高(gao)輕易造(zao)成波(bo)(bo)(bo)(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)的(de)(de)(de)老(lao)化(hua)變形(xing)，所(suo)(suo)(suo)以它的(de)(de)(de)長期使用(yong)溫(wen)度(du)(du)一(yi)(yi)般不(bu)(bu)超過(guo)180°C，低(di)溫(wen)情況(kuang)下(xia)沒有詳細要求；二(er)是(shi)(shi)受管(guan)(guan)(guan)道內壓力限(xian)制(zhi)(zhi)（一(yi)(yi)般選擇(ze)塑料(liao)波(bo)(bo)(bo)(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)的(de)(de)(de)工況(kuang)壓力不(bu)(bu)高(gao)于(yu)12公斤），壓力過(guo)高(gao)則會將閥(fa)(fa)門內襯材(cai)料(liao)從閥(fa)(fa)門內壁吸出(chu)，造(zao)成閥(fa)(fa)門堵塞；另一(yi)(yi)個(ge)(ge)因(yin)素就(jiu)是(shi)(shi)介(jie)質(zhi)(zhi)(zhi)的(de)(de)(de)化(hua)學(xue)性質(zhi)(zhi)(zhi)，塑料(liao)波(bo)(bo)(bo)(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)可(ke)應(ying)用(yong)在(zai)甲酸、鹽酸、氯化(hua)物等(deng)(deng)強侵蝕(shi)性介(jie)質(zhi)(zhi)(zhi)上，但是(shi)(shi)當介(jie)質(zhi)(zhi)(zhi)是(shi)(shi)與其分(fen)子式相(xiang)似的(de)(de)(de)介(jie)質(zhi)(zhi)(zhi)時，就(jiu)會發(fa)生相(xiang)似相(xiang)溶，此時不(bu)(bu)可(ke)應(ying)用(yong)，例(li)如(ru)四氯化(hua)硅(gui)。。

南京雨污分流管道廠　　雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)是一(yi)(yi)(yi)家(jia)(jia)專(zhuan)業生(sheng)產鋼(gang)(gang)(gang)(gang)絲網骨架(jia)(jia)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、檢驗(yan)井(jing)、PE給(gei)水(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、鋼(gang)(gang)(gang)(gang)帶(dai)(dai)(dai)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、雙(shuang)(shuang)壁波(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、玻璃鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、梅花(hua)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、mpp管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)等(deng)系列產品(pin)(pin)(pin)(pin)(pin)(pin)(pin)的(de)(de)(de)(de)高新技術(shu)企(qi)業2、鋼(gang)(gang)(gang)(gang)帶(dai)(dai)(dai)聚乙烯螺旋波(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)本質(zhi)真(zhen)正、耐(nai)(nai)(nai)(nai)(nai)腐(fu)蝕(shi)(shi)(shi)長(chang)壽(shou)命：各層的(de)(de)(de)(de)復合是在塑(su)(su)(su)(su)(su)(su)(su)(su)料熔融的(de)(de)(de)(de)狀態下(xia)實(shi)施(shi)的(de)(de)(de)(de)；與環繞糾纏(chan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)（中(zhong)空壁管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)）不(bu)同【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，因此各層粘(zhan)合的(de)(de)(de)(de)復合牢度非常可靠。天津PE給(gei)水(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)商情雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)專(zhuan)業生(sheng)產【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，PE給(gei)水(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、鋼(gang)(gang)(gang)(gang)絲網骨架(jia)(jia)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、HDPE雙(shuang)(shuang)壁波(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、鋼(gang)(gang)(gang)(gang)帶(dai)(dai)(dai)增強(qiang)波(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、mpp電力(li)(li)(li)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、HDPE七(qi)孔梅花(hua)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、PVC格柵管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、CPVC電力(li)(li)(li)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、五孔梅花(hua)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)等(deng)優質(zhi)產品(pin)(pin)(pin)(pin)(pin)(pin)(pin)【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，我們將本著ldquo，用(yong)戶(hu)至上【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，質(zhi)量(liang)的(de)(de)(de)(de)宗旨【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，竭(jie)誠(cheng)為您服務。　　名(ming)稱(cheng)規(gui)格/型號單位信息價/元信息價地(di)區/時間備(bei)注所屬(shu)行(xing)業Pe給(gei)水(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)（PE100級）0.6MPa?m觀看(kan)(kan)價錢(qian)廣東(dong)陽江(jiang)市(shi)/建筑工程Pe給(gei)水(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)（PE100級）0.8MPa?m觀看(kan)(kan)價錢(qian)廣東(dong)陽江(jiang)市(shi)/建筑工程Pe給(gei)水(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)（PE100級）0.8MPa?m觀看(kan)(kan)價錢(qian)廣東(dong)陽江(jiang)市(shi)/建筑工程Pe給(gei)水(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)（PE。這(zhe)種事故發(fa)(fa)生(sheng)概率(lv)不(bu)大(da)【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，一(yi)(yi)(yi)旦發(fa)(fa)生(sheng)【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，傷害(hai)極大(da)。關(guan)聯于(yu)大(da)批愛花(hua)的(de)(de)(de)(de)朋友來(lai)說【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，雖(sui)然喜愛牡(mu)(mu)(mu)丹(dan)(dan)花(hua)【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，不(bu)過卻苦于(yu)這(zhe)牡(mu)(mu)(mu)丹(dan)(dan)花(hua)的(de)(de)(de)(de)種子【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，不(bu)知道咋就種【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，用(yong)不(bu)油用(yong)牡(mu)(mu)(mu)丹(dan)(dan)耐(nai)(nai)(nai)(nai)(nai)干旱【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，耐(nai)(nai)(nai)(nai)(nai)瘠(ji)薄【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，耐(nai)(nai)(nai)(nai)(nai)高寒。安徽銅(tong)陵鳳(feng)凰山一(yi)(yi)(yi)帶(dai)(dai)(dai)的(de)(de)(de)(de)鳳(feng)丹(dan)(dan)牡(mu)(mu)(mu)丹(dan)(dan)八(ba)個(ge)月不(bu)下(xia)雨(yu)沒有(you)(you)(you)(you)(you)(you)(you)(you)(you)旱死；甘(gan)肅(su)蘭州一(yi)(yi)(yi)帶(dai)(dai)(dai)紫斑牡(mu)(mu)(mu)丹(dan)(dan)種在海拔2000米(mi)以(yi)上的(de)(de)(de)(de)高寒【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，干旱【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，貧瘠(ji)山嶺上【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，降雨(yu)量(liang)僅(jin)300毫(hao)米(mi)就能(neng)夠(gou)生(sheng)長(chang)【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，每(mei)畝又(you)可以(yi)結籽斤左右【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，除此另外這(zhe)種地(di)方研發(fa)(fa)設計出的(de)(de)(de)(de)牡(mu)(mu)(mu)丹(dan)(dan)的(de)(de)(de)(de)特性(xing)(xing)是ldquo，四宜(yi)四怕(pa)【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，即宜(yi)涼怕(pa)凍(dong)【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，宜(yi)暖怕(pa)熱【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，宜(yi)光怕(pa)陰【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】【　　，在泥漿運載領(ling)域(yu)【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，同鋼(gang)(gang)(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)相比(bi)【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，HDPE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道具有(you)(you)(you)(you)(you)(you)(you)(you)(you)更好的(de)(de)(de)(de)耐(nai)(nai)(nai)(nai)(nai)磨(mo)性(xing)(xing)【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，這(zhe)意味著HDPE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道具有(you)(you)(you)(you)(you)(you)(you)(you)(you)更長(chang)的(de)(de)(de)(de)使(shi)用(yong)壽(shou)命和更好的(de)(de)(de)(de)經濟性(xing)(xing)。鋼(gang)(gang)(gang)(gang)帶(dai)(dai)(dai)表(biao)面進行(xing)特殊處(chu)理【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，以(yi)增強(qiang)鋼(gang)(gang)(gang)(gang)材的(de)(de)(de)(de)腐(fu)性(xing)(xing)能(neng)力(li)(li)(li)以(yi)及鋼(gang)(gang)(gang)(gang)材塑(su)(su)(su)(su)(su)(su)(su)(su)料的(de)(de)(de)(de)粘(zhan)合力(li)(li)(li)【雄(xiong)(xiong)(xiong)(xiong)縣(xian)騰(teng)(teng)(teng)(teng)(teng)(teng)達(da)(da)(da)(da)塑(su)(su)(su)(su)(su)(su)(su)(su)膠(jiao)(jiao)(jiao)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)品(pin)(pin)(pin)(pin)(pin)(pin)(pin)有(you)(you)(you)(you)(you)(you)(you)(you)(you)限(xian)(xian)(xian)】200PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，進步剝(bo)離強(qiang)度。應(ying)將接頭(tou)放在工井(jing)位置內，以(yi)免(mian)(mian)把接頭(tou)放在交叉(cha)路口(kou)、建筑物門口(kou)、與其他管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線交叉(cha)或地(di)勢狹窄不(bu)便之處(chu)。8、原則上每(mei)隔米(mi)挖(wa)掘一(yi)(yi)(yi)個(ge)工井(jing)，免(mian)(mian)得(de)敷設電纜時摩(mo)擦(ca)力(li)(li)(li)過大(da)或檢修時替代電纜太長(chang)，工井(jing)可按照現場實(shi)際狀況采用(yong)明井(jing)和暗井(jing)兩(liang)種形式(shi)。保(bao)定mpp電力(li)(li)(li)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan).耐(nai)(nai)(nai)(nai)(nai)腐(fu)蝕(shi)(shi)(shi)性(xing)(xing)質(zhi)：CPVC耐(nai)(nai)(nai)(nai)(nai)酸，堿，鹽(yan)等(deng)化學溶劑腐(fu)蝕(shi)(shi)(shi)，遇油脂也(ye)不(bu)開裂；電力(li)(li)(li)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)強(qiang)度高，阻燃，抑煙，耐(nai)(nai)(nai)(nai)(nai)熱，PP模塊通(tong)用(yong)壽(shou)命長(chang)：CPVC電力(li)(li)(li)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)廠家(jia)(jia)徹底(di)克(ke)服了普通(tong)PVC管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)耐(nai)(nai)(nai)(nai)(nai)侯(hou)性(xing)(xing)差的(de)(de)(de)(de)短處(chu)。

pvc管排水管（2）管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)還應(ying)(ying)(ying)能承(cheng)受一(yi)定量(liang)的(de)(de)(de)(de)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)外來荷載的(de)(de)(de)(de)作(zuo)用(yong)(yong)(yong)　　（3）管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)應(ying)(ying)(ying)盡(jin)量(liang)選擇型號相同(tong)的(de)(de)(de)(de)標準管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)，以便(bian)于成批生產(chan)，加快施工進度。　　（6）在管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)上不(bu)允許(xu)有任何位(wei)移(yi)的(de)(de)(de)(de)地方(fang)應(ying)(ying)(ying)裝設(she)固定支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)，以承(cheng)受管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)的(de)(de)(de)(de)質量(liang)、水平(ping)推力和(he)力矩(ju)。　　（7）在管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)上無垂(chui)直位(wei)移(yi)或垂(chui)直位(wei)移(yi)很(hen)小的(de)(de)(de)(de)地方(fang)，可(ke)設(she)活(huo)動支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)或剛性(xing)(xing)吊架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)，以承(cheng)受管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)質量(liang)，增強(qiang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)的(de)(de)(de)(de)穩定性(xing)(xing)，活(huo)動支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)(de)形(xing)(xing)式(shi)應(ying)(ying)(ying)根據(ju)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)對支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)的(de)(de)(de)(de)摩(mo)(mo)擦(ca)作(zuo)用(yong)(yong)(yong)力的(de)(de)(de)(de)不(bu)同(tong)來選取：　　1）對由于摩(mo)(mo)擦(ca)而產(chan)生的(de)(de)(de)(de)作(zuo)用(yong)(yong)(yong)力無嚴格(ge)限(xian)制(zhi)時(shi)，可(ke)采(cai)(cai)用(yong)(yong)(yong)滑動支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)；2）當(dang)要求減(jian)少(shao)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)軸(zhou)向(xiang)摩(mo)(mo)擦(ca)作(zuo)用(yong)(yong)(yong)力時(shi)，可(ke)用(yong)(yong)(yong)滾(gun)(gun)(gun)柱支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)；　　3）當(dang)要求減(jian)少(shao)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)水平(ping)位(wei)移(yi)的(de)(de)(de)(de)摩(mo)(mo)擦(ca)作(zuo)用(yong)(yong)(yong)力時(shi)，可(ke)采(cai)(cai)用(yong)(yong)(yong)滾(gun)(gun)(gun)珠支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)，滾(gun)(gun)(gun)柱和(he)滾(gun)(gun)(gun)珠支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)結構較(jiao)(jiao)為復雜，一(yi)般只(zhi)用(yong)(yong)(yong)于介質較(jiao)(jiao)高的(de)(de)(de)(de)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)徑較(jiao)(jiao)大(da)的(de)(de)(de)(de)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)路(lu)上；4）在架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)空(kong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)上，當(dang)不(bu)便(bian)裝設(she)活(huo)動支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)時(shi)，可(ke)采(cai)(cai)用(yong)(yong)(yong)鋼性(xing)(xing)支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)。　　（8）在水平(ping)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)上只(zhi)允許(xu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)單(dan)向(xiang)水平(ping)位(wei)移(yi)的(de)(de)(de)(de)地方(fang)，在鑄鐵閥門的(de)(de)(de)(de)兩(liang)側(ce)和(he)矩(ju)形(xing)(xing)補償(chang)器(qi)兩(liang)側(ce)4DN處應(ying)(ying)(ying)設(she)置導(dao)向(xiang)支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)。　　（9）軸(zhou)向(xiang)波形(xing)(xing)補償(chang)器(qi)導(dao)向(xiang)支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)距離，應(ying)(ying)(ying)根據(ju)波紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)要求設(she)置。軸(zhou)向(xiang)波紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)和(he)套管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)式(shi)補償(chang)器(qi)應(ying)(ying)(ying)設(she)置雙向(xiang)限(xian)位(wei)導(dao)向(xiang)支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)，防止(zhi)橫向(xiang)和(he)豎向(xiang)位(wei)移(yi)超(chao)過補償(chang)器(qi)的(de)(de)(de)(de)允許(xu)值。　　（10）在管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)具有垂(chui)直位(wei)移(yi)的(de)(de)(de)(de)地方(fang)，應(ying)(ying)(ying)裝設(she)彈簧(huang)吊架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)，在不(bu)便(bian)裝設(she)彈簧(huang)吊架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)時(shi)，亦(yi)可(ke)采(cai)(cai)用(yong)(yong)(yong)彈簧(huang)支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)，在同(tong)時(shi)具有水平(ping)位(wei)移(yi)時(shi)，應(ying)(ying)(ying)采(cai)(cai)用(yong)(yong)(yong)滾(gun)(gun)(gun)珠彈簧(huang)支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)。抗震支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)綜合支(zhi)(zhi)架(jia)(jia)(jia)(jia)(jia)(jia)(jia)(jia)預埋槽(cao)，。

南京井桶管生產廠家??耐(nai)壓、抗沖擊：管(guan)材(cai)采用了鋼(gang)帶增強，環剛度可(ke)到達15KN/m2以上(shang).強度好，抗沖擊，對任何(he)地基都有很好的適應性(xing)(xing)經濟性(xing)(xing)：比同標準其他塑(su)料管(guan)成本低(di)，重量輕，運輸、施(shi)工費用省，辦理、維修(xiu)便(bian)利；耐(nai)化(hua)學(xue)性(xing)(xing)：不會被(bei)污(wu)水(shui)、廢水(shui)及化(hua)學(xue)藥(yao)品腐蝕，不會被(bei)土壤中腐爛(lan)物質而腐蝕也不會被(bei)植(zhi)物根系損(sun)壞(huai)；耐(nai)老化(hua)：管(guan)材(cai)一般為(wei)黑色，可(ke)接(jie)受堆積和施(shi)工過程中陽光(guang)的直(zhi)曬(shai)；耐(nai)磨性(xing)(xing)能(neng)優(you)勝：比鋼(gang)管(guan)、鑄鐵管(guan)、水(shui)泥管(guan)耐(nai)磨損(sun)；排(pai)水(shui)流(liu)通(tong)性(xing)(xing)優(you)勝：管(guan)內壁流(liu)阻小，排(pai)水(shui)速(su)度快，通(tong)水(shui)能(neng)力強，流(liu)量大(da)。

波(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)(guan)報(bao)價(jia)(jia)(jia)(jia)(jia)持有(you)(you)(you)進(jin)步前輩(bei)的(de)(de)(de)(de)(de)(de)研(yan)發(fa)團隊(dui)，的(de)(de)(de)(de)(de)(de)設立設備(bei)，嚴(yan)苛(ke)的(de)(de)(de)(de)(de)(de)質地(di)(di)(di)控(kong)制(zhi)流(liu)程，經(jing)(jing)(jing)驗豐(feng)厚的(de)(de)(de)(de)(de)(de)生產(chan)(chan)(chan)(chan)(chan)隊(dui)伍，科學的(de)(de)(de)(de)(de)(de)物流(liu)系(xi)(xi)統(tong)(tong)，完善(shan)的(de)(de)(de)(de)(de)(de)售(shou)后服務(wu)體系(xi)(xi)，為(wei)廣(guang)大用(yong)戶(hu)供給(gei)(gei)信得過(guo)的(de)(de)(de)(de)(de)(de)產(chan)(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)，滿(man)(man)意的(de)(de)(de)(de)(de)(de)服務(wu)，完畢與社會各界的(de)(de)(de)(de)(de)(de)共同(tong)和諧(xie)(xie)推進(jin)　　重(zhong)慶波(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)(guan)報(bao)價(jia)(jia)(jia)(jia)(jia)，是(shi)一種(zhong)工(gong)業(ye)(ye)(ye)(ye)生產(chan)(chan)(chan)(chan)(chan)的(de)(de)(de)(de)(de)(de)綠色環保(bao)型的(de)(de)(de)(de)(de)(de)混凝土(tu)制(zhi)品(pin)(pin)(pin)(pin)，該產(chan)(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)到(dao)達同(tong)類產(chan)(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)進(jin)步前輩(bei)水(shui)平，產(chan)(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)適合國(guo)家《建筑給(gei)(gei)水(shui)設計(ji)(ji)規范(fan)》（GBJ15-88）2001年版想干技(ji)(ji)術要求，經(jing)(jing)(jing)北京是(shi)品(pin)(pin)(pin)(pin)質監督(du)部門(men)檢查(cha)(cha)，各項(xiang)(xiang)技(ji)(ji)術宗(zong)旨均到(dao)達品(pin)(pin)(pin)(pin)質和設計(ji)(ji)要求。重(zhong)慶波(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)(guan)報(bao)價(jia)(jia)(jia)(jia)(jia)四(si)川(chuan)(chuan)亞(ya)泰(tai)新(xin)(xin)材(cai)料(liao)(liao)(liao)(liao)坐落在環境優美、人(ren)杰地(di)(di)(di)靈的(de)(de)(de)(de)(de)(de)天府之國(guo)mdash，mdash，四(si)川(chuan)(chuan)成都。作為(wei)行(xing)業(ye)(ye)(ye)(ye)的(de)(de)(de)(de)(de)(de)領(ling).導者，引領(ling)著(zhu)行(xing)業(ye)(ye)(ye)(ye)發(fa)展的(de)(de)(de)(de)(de)(de)方向(xiang)。四(si)川(chuan)(chuan)亞(ya)泰(tai)新(xin)(xin)材(cai)料(liao)(liao)(liao)(liao)主要為(wei)雨水(shui)綜合利用(yong)、重(zhong)慶波(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)(guan)、塑(su)料(liao)(liao)(liao)(liao)檢查(cha)(cha)井、埋地(di)(di)(di)排(pai)水(shui)排(pai)污、重(zhong)慶波(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)(guan)、建筑排(pai)水(shui)等(deng)系(xi)(xi)統(tong)(tong)供給(gei)(gei)治理計(ji)(ji)劃(hua)。　　波(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)(guan)報(bao)價(jia)(jia)(jia)(jia)(jia)擁有(you)(you)(you)先進(jin)的(de)(de)(de)(de)(de)(de)研(yan)發(fa)團隊(dui)，的(de)(de)(de)(de)(de)(de)制(zhi)造(zao)設備(bei)，嚴(yan)格(ge)的(de)(de)(de)(de)(de)(de)質量控(kong)制(zhi)流(liu)程，經(jing)(jing)(jing)驗豐(feng)富的(de)(de)(de)(de)(de)(de)生產(chan)(chan)(chan)(chan)(chan)隊(dui)伍，科學的(de)(de)(de)(de)(de)(de)物流(liu)系(xi)(xi)統(tong)(tong)，完善(shan)的(de)(de)(de)(de)(de)(de)售(shou)后服務(wu)體系(xi)(xi)，為(wei)廣(guang)大用(yong)戶(hu)提供信得過(guo)的(de)(de)(de)(de)(de)(de)產(chan)(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)，滿(man)(man)意的(de)(de)(de)(de)(de)(de)服務(wu)，實(shi)現與社會各界的(de)(de)(de)(de)(de)(de)共同(tong)和諧(xie)(xie)發(fa)展。創建伊始是(shi)綠色環保(bao)，我(wo)們放棄傳統(tong)(tong)的(de)(de)(de)(de)(de)(de)易腐蝕(shi)金屬材(cai)料(liao)(liao)(liao)(liao)，采用(yong)易加工(gong)的(de)(de)(de)(de)(de)(de)塑(su)料(liao)(liao)(liao)(liao)原(yuan)料(liao)(liao)(liao)(liao)生產(chan)(chan)(chan)(chan)(chan)給(gei)(gei)排(pai)水(shui)等(deng)產(chan)(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)，衛生、節能、環保(bao)、壽(shou)命長、綜合經(jing)(jing)(jing)濟價(jia)(jia)(jia)(jia)(jia)值高(gao)(gao)。現已成功的(de)(de)(de)(de)(de)(de)研(yan)制(zhi)出虹吸、同(tong)層排(pai)水(shui)管(guan)(guan)(guan)(guan)材(cai)、高(gao)(gao)密度聚乙烯（HDPE）給(gei)(gei)水(shui)管(guan)(guan)(guan)(guan)、HDPE中空壁纏繞排(pai)水(shui)管(guan)(guan)(guan)(guan)、重(zhong)慶波(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)(guan)、HDPE雙壁鋼(gang)塑(su)復合纏繞排(pai)水(shui)管(guan)(guan)(guan)(guan)、PE鋼(gang)帶增強(qiang)螺(luo)旋(xuan)波(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)(guan)、重(zhong)慶波(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)(guan)、HDPE雙壁波(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)(guan)、PVC波(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)(guan)、碳素波(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)(guan)、HDPE塑(su)料(liao)(liao)(liao)(liao)查(cha)(cha)驗井、雨水(shui)事故池鋼(gang)絲網骨架(jia)塑(su)料(liao)(liao)(liao)(liao)復合管(guan)(guan)(guan)(guan)等(deng)一系(xi)(xi)列產(chan)(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)。　　本(ben)廠引進(jin)了進(jin)步前輩(bei)的(de)(de)(de)(de)(de)(de)芯模(mo)振(zhen)動擁有(you)(you)(you)全(quan)(quan)機械化、質地(di)(di)(di)高(gao)(gao)、生產(chan)(chan)(chan)(chan)(chan)能力強(qiang)、速(su)度快(kuai)多(duo)種(zhong)優勢，能更(geng)好滿(man)(man)足(zu)工(gong)程快(kuai)速(su)施工(gong)的(de)(de)(de)(de)(de)(de)各項(xiang)(xiang)要求。重(zhong)慶波(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)(guan)報(bao)價(jia)(jia)(jia)(jia)(jia)亞(ya)泰(tai)新(xin)(xin)材(cai)料(liao)(liao)(liao)(liao)自創建以(yi)來(lai)本(ben)秉著(zhu)ldquo，誠信，務(wu)實(shi)，創新(xin)(xin)的(de)(de)(de)(de)(de)(de)經(jing)(jing)(jing)營宗(zong)旨，我(wo)們一直堅(jian)持：科技(ji)(ji)創新(xin)(xin)，做的(de)(de)(de)(de)(de)(de)產(chan)(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)！依靠科技(ji)(ji)創新(xin)(xin)，優化產(chan)(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)結(jie)構，拓展經(jing)(jing)(jing)營領(ling)域，開(kai)辟新(xin)(xin)的(de)(de)(de)(de)(de)(de)市(shi)場。重(zhong)慶波(bo)(bo)紋(wen)(wen)(wen)管(guan)(guan)(guan)(guan)報(bao)價(jia)(jia)(jia)(jia)(jia)四(si)川(chuan)(chuan)亞(ya)泰(tai)新(xin)(xin)材(cai)料(liao)(liao)(liao)(liao)用(yong)心于(yu)高(gao)(gao)新(xin)(xin)技(ji)(ji)術產(chan)(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)的(de)(de)(de)(de)(de)(de)開(kai)發(fa)、生產(chan)(chan)(chan)(chan)(chan)、銷售(shou)；高(gao)(gao)度偏重(zhong)新(xin)(xin)產(chan)(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)的(de)(de)(de)(de)(de)(de)開(kai)發(fa)與應用(yong)，現在具有(you)(you)(you)國(guo)內(nei)、海外進(jin)步前輩(bei)水(shui)平生產(chan)(chan)(chan)(chan)(chan)線幾(ji)十多(duo)條（套），制(zhi)造(zao)了自己(ji)的(de)(de)(de)(de)(de)(de)企業(ye)(ye)(ye)(ye)研(yan)發(fa)焦點，具有(you)(you)(you)高(gao)(gao)級研(yan)發(fa)人(ren)員；產(chan)(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)用(yong)于(yu)城(cheng)鄉(xiang)市(shi)政、廠礦企業(ye)(ye)(ye)(ye)、雨水(shui)事故池化工(gong)行(xing)業(ye)(ye)(ye)(ye)的(de)(de)(de)(de)(de)(de)給(gei)(gei)排(pai)水(shui)、電(dian)力電(dian)纜、燃氣等(deng)行(xing)業(ye)(ye)(ye)(ye)，為(wei)城(cheng)鄉(xiang)環境守(shou)護、節能減排(pai)以(yi)及新(xin)(xin)農村(cun)締造(zao)供給(gei)(gei)了全(quan)(quan)方位優質的(de)(de)(de)(de)(de)(de)產(chan)(chan)(chan)(chan)(chan)品(pin)(pin)(pin)(pin)。

金屬波紋管密封典型(xing)結(jie)構(gou)如圖(tu)6-60所示。

來源：南(nan)京(jing)(jing)(jing)明塑(su)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)業有限公司(si)南(nan)京(jing)(jing)(jing)HDPE雙壁(bi)波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)南(nan)京(jing)(jing)(jing)HDPE塑(su)鋼纏(chan)繞管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)南(nan)京(jing)(jing)(jing)HDPE雙壁(bi)纏(chan)繞排(pai)水管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)南(nan)京(jing)(jing)(jing)HDPE鋼帶增強(qiang)螺(luo)旋(xuan)波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)南(nan)京(jing)(jing)(jing)排(pai)水排(pai)污管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)南(nan)京(jing)(jing)(jing)高密(mi)度聚乙烯波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)南(nan)京(jing)(jing)(jing)塑(su)鋼管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)之(zhi)前(qian)為大(da)家(jia)介紹(shao)了波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)在(zai)各個行業的(de)廣泛運(yun)用(yong)，在(zai)實際(ji)加工和使用(yong)中，經常會出現一些原(yuan)因使得波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)損(sun)壞，這是(shi)需(xu)要(yao)(yao)我們注意的(de)地(di)方，下面接(jie)(jie)著(zhu)帶大(da)家(jia)了解波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)保護要(yao)(yao)點(dian)1.搬運(yun)到現場的(de)波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)要(yao)(yao)集中堆放(fang)整齊，不(bu)(bu)(bu)(bu)(bu)能(neng)(neng)(neng)在(zai)波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)上(shang)踩踏。2.波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)要(yao)(yao)覆(fu)蓋保護，防止風吹雨淋使其提前(qian)老化。3.切割波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)要(yao)(yao)平直，不(bu)(bu)(bu)(bu)(bu)能(neng)(neng)(neng)切成(cheng)斜(xie)口。4.波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)接(jie)(jie)頭(tou)的(de)方法(fa)：波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)接(jie)(jie)頭(tou)處要(yao)(yao)外(wai)包0.3米(mi)長的(de)大(da)號波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，并且(qie)兩端頭(tou)要(yao)(yao)對(dui)半擰(ning)緊，中間(jian)不(bu)(bu)(bu)(bu)(bu)得留(liu)有空(kong)隙(xi)(xi)。為保證中間(jian)不(bu)(bu)(bu)(bu)(bu)留(liu)空(kong)隙(xi)(xi)，應在(zai)兩接(jie)(jie)頭(tou)端頭(tou)處做(zuo)好標記。做(zuo)好后要(yao)(yao)用(yong)膠帶包裹(guo)嚴(yan)密(mi)，以防漏漿(jiang)。5.波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)位置定位要(yao)(yao)準確，尤(you)其是(shi)靠(kao)(kao)近接(jie)(jie)頭(tou)的(de)部(bu)位，波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)定位鋼筋間(jian)距為0.5米(mi)，不(bu)(bu)(bu)(bu)(bu)能(neng)(neng)(neng)缺少。6.焊接(jie)(jie)鋼筋靠(kao)(kao)近波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)時(shi)，要(yao)(yao)采取措施保護波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)不(bu)(bu)(bu)(bu)(bu)能(neng)(neng)(neng)被灼(zhuo)傷，如果不(bu)(bu)(bu)(bu)(bu)小心被灼(zhuo)傷到，灼(zhuo)傷處要(yao)(yao)用(yong)膠帶包裹(guo)嚴(yan)密(mi)。7.考慮到頂(ding)板波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)數量在(zai)逐漸減少，但凡與波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)沖突(tu)的(de)部(bu)件都要(yao)(yao)避讓波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)。8.澆(jiao)筑砼(tong)時(shi)，不(bu)(bu)(bu)(bu)(bu)能(neng)(neng)(neng)對(dui)著(zhu)波(bo)(bo)(bo)(bo)(bo)(bo)紋(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)放(fang)料(liao)。

　　閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)芯(xin)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)座(zuo)(zuo)密(mi)(mi)封(feng)失效是(shi)(shi)上海閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門(men)(men)五(wu)廠截止(zhi)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)使(shi)(shi)用過(guo)程中容(rong)易(yi)出現的(de)(de)(de)另(ling)外(wai)一個(ge)主要問(wen)題(ti)也與閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)芯(xin)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)座(zuo)(zuo)密(mi)(mi)封(feng)副(fu)的(de)(de)(de)結構、材(cai)料、熱處理、加工(gong)精度設(she)(she)計(ji)(ji)有(you)很大(da)關(guan)系(xi)，當用于蒸汽(qi)系(xi)統時(shi)(shi)傳統的(de)(de)(de)平(ping)面(mian)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)座(zuo)(zuo)設(she)(she)計(ji)(ji)有(you)相當的(de)(de)(de)影響。　　瓦特最新的(de)(de)(de)錐(zhui)形閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)瓣(ban)(ban)設(she)(she)計(ji)(ji)，在閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門(men)(men)關(guan)閉時(shi)(shi)，具(ju)有(you)“刮除效應(ying)”的(de)(de)(de)錐(zhui)形密(mi)(mi)封(feng)面(mian)能自動去除表面(mian)雜(za)質，可(ke)以確保閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)瓣(ban)(ban)有(you)可(ke)靠的(de)(de)(de)密(mi)(mi)封(feng)和更長(chang)的(de)(de)(de)使(shi)(shi)用壽命(ming)。一般會根據工(gong)況的(de)(de)(de)要求提(ti)供各(ge)種(zhong)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)瓣(ban)(ban)設(she)(she)計(ji)(ji)，能夠設(she)(she)計(ji)(ji)為(wei)節(jie)流型閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)瓣(ban)(ban)、截止(zhi)止(zhi)回型閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)瓣(ban)(ban)、平(ping)面(mian)軟密(mi)(mi)封(feng)等(deng)各(ge)種(zhong)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)瓣(ban)(ban)設(she)(she)計(ji)(ji)。　　閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門(men)(men)的(de)(de)(de)手輪設(she)(she)計(ji)(ji)應(ying)該采用確保容(rong)易(yi)抓握(wo)，并(bing)沒(mei)有(you)毛刺(ci)等(deng)凸起(qi)。手輪的(de)(de)(de)直徑太(tai)大(da)容(rong)易(yi)造成關(guan)閉時(shi)(shi)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)芯(xin)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)座(zuo)(zuo)人為(wei)挫傷；太(tai)小則不(bu)(bu)(bu)容(rong)易(yi)關(guan)閉，加力(li)扳手的(de)(de)(de)使(shi)(shi)用會導致閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)桿(gan)變形和密(mi)(mi)封(feng)副(fu)損傷。　　閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)桿(gan)螺紋采用細牙滾壓螺紋，避(bi)免閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門(men)(men)關(guan)閉以后產(chan)生的(de)(de)(de)死區泄漏(lou)。　　波紋管閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門(men)(men)在出廠時(shi)(shi)，必須(xu)經(jing)過(guo)100%的(de)(de)(de)壓力(li)測試，測試壓力(li)為(wei)1.5倍的(de)(de)(de)設(she)(she)計(ji)(ji)壓力(li)；當用于蒸汽(qi)時(shi)(shi)，需(xu)要進行100%的(de)(de)(de)密(mi)(mi)封(feng)性(xing)測試，密(mi)(mi)封(feng)等(deng)級(ji)必須(xu)高于4級(ji)泄漏(lou)標準。　　上海閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門(men)(men)五(wu)廠截止(zhi)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)一般最大(da)口徑不(bu)(bu)(bu)超過(guo)350mm。當口徑大(da)于350mm時(shi)(shi)，上海閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)門(men)(men)五(wu)廠截止(zhi)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)不(bu)(bu)(bu)是(shi)(shi)最合適的(de)(de)(de)選擇(ze)，無論尺寸、重量、產(chan)品復雜(za)程度、操作困難性(xing)都(dou)使(shi)(shi)得波紋管截止(zhi)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)不(bu)(bu)(bu)再是(shi)(shi)合適的(de)(de)(de)選擇(ze)，選用波紋管閘(zha)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)、偏心蝶閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)更加經(jing)濟可(ke)靠。。

塑料(liao)(liao)(liao)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)單價雖比(bi)水泥(ni)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)略高(gao)，但工(gong)程(cheng)總造(zao)(zao)價卻不(bu)比(bi)水泥(ni)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)高(gao)天津市(shi)政工(gong)程(cheng)設(she)計(ji)院(yuan)1992年(nian)(nian)起(qi)(qi)對UPVC雙(shuang)壁(bi)波(bo)紋管(guan)(guan)(guan)(guan)(guan)(guan)(guan)，1998年(nian)(nian)起(qi)(qi)對PE雙(shuang)壁(bi)波(bo)紋管(guan)(guan)(guan)(guan)(guan)(guan)(guan)在埋(mai)地排(pai)水管(guan)(guan)(guan)(guan)(guan)(guan)(guan)中應用進行(xing)了系統研(yan)究(jiu)，結(jie)論為(wei)：“雙(shuang)壁(bi)波(bo)紋管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)工(gong)程(cheng)造(zao)(zao)價與混凝土平口管(guan)(guan)(guan)(guan)(guan)(guan)(guan)相當，比(bi)承插口混凝土管(guan)(guan)(guan)(guan)(guan)(guan)(guan)低(di)30%。施工(gong)周期顯(xian)(xian)著(zhu)(zhu)(zhu)縮短，經濟效益顯(xian)(xian)著(zhu)(zhu)(zhu)”。　　大(da)口徑室(shi)外PE埋(mai)地管(guan)(guan)(guan)(guan)(guan)(guan)(guan)是世界發(fa)展潮流　　近10年(nian)(nian)來，國際上(shang)(shang)(shang)塑料(liao)(liao)(liao)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)一個明顯(xian)(xian)發(fa)展趨勢是給水及輸氣(qi)PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)發(fa)展速度(du)很(hen)快。自1998年(nian)(nian)慕尼黑國際煤(mei)聯LGU配(pei)氣(qi)委員會(hui)會(hui)議一致推(tui)薦用PE埋(mai)地燃氣(qi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)道作為(wei)配(pei)輸管(guan)(guan)(guan)(guan)(guan)(guan)(guan)以來，經世界各(ge)國10余年(nian)(nian)研(yan)究(jiu)開發(fa)，PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)道己發(fa)展成多(duo)品種、多(duo)應用領(ling)域管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)(cai)。從燃氣(qi)配(pei)輸開始，PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)道已進入城市(shi)給排(pai)水、農田灌溉、排(pai)污(wu)、礦(kuang)山油田、地板采暖、化工(gong)醫藥等領(ling)域。統計(ji)資(zi)料(liao)(liao)(liao)表明，PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)道每年(nian)(nian)以10%-15%速度(du)上(shang)(shang)(shang)升。　　PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)用量超過UPVC管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)主要(yao)原因管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)(cai)用PE材(cai)(cai)(cai)料(liao)(liao)(liao)不(bu)斷取得重大(da)發(fa)展　　塑料(liao)(liao)(liao)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)發(fa)展初(chu)期，PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)用量遠(yuan)遠(yuan)小(xiao)于PVC管(guan)(guan)(guan)(guan)(guan)(guan)(guan)，主要(yao)原因是經濟性(xing)(xing)(xing)。當時高(gao)性(xing)(xing)(xing)能(neng)PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)(cai)料(liao)(liao)(liao)還(huan)(huan)沒(mei)有被開發(fa)出(chu)來，只能(neng)使(shi)(shi)用性(xing)(xing)(xing)能(neng)相當于PE63等級(ji)(ji)的(de)PE材(cai)(cai)(cai)料(liao)(liao)(liao)，由于強度(du)低(di)，同樣條件下PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)壁(bi)厚(hou)要(yao)比(bi)PVC管(guan)(guan)(guan)(guan)(guan)(guan)(guan)大(da)1倍以上(shang)(shang)(shang)，不(bu)僅材(cai)(cai)(cai)料(liao)(liao)(liao)成本高(gao)且只能(neng)在較低(di)壓力(li)、較小(xiao)直徑管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)(cai)上(shang)(shang)(shang)應用，否則壁(bi)厚(hou)太大(da)無法使(shi)(shi)用。隨著(zhu)(zhu)(zhu)研(yan)發(fa)力(li)度(du)不(bu)斷加大(da)，新一代高(gao)強度(du)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)(cai)(cai)專(zhuan)用PE料(liao)(liao)(liao)不(bu)斷涌現(xian)，不(bu)僅出(chu)現(xian)PE80級(ji)(ji)，還(huan)(huan)出(chu)現(xian)PE100級(ji)(ji)產品。材(cai)(cai)(cai)料(liao)(liao)(liao)升級(ji)(ji)換代使(shi)(shi)PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)各(ge)種應力(li)顯(xian)(xian)著(zhu)(zhu)(zhu)提高(gao)，管(guan)(guan)(guan)(guan)(guan)(guan)(guan)壁(bi)厚(hou)度(du)越(yue)來越(yue)薄，甚至低(di)于PVC管(guan)(guan)(guan)(guan)(guan)(guan)(guan)。