• 
• 
• 
• 
• 

荊州集束管生產線放心選擇
HDPE給(gei)(gei)水(shui)(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)料(liao)(liao)(liao)(liao)由于(yu)(yu)(yu)其(qi)(qi)(qi)強(qiang)(qiang)度(du)高、耐(nai)(nai)(nai)腐(fu)蝕(shi)(shi)、等(deng)特(te)點(dian)，被廣泛(fan)應(ying)(ying)(ying)(ying)用(yong)(yong)(yong)于(yu)(yu)(yu)給(gei)(gei)水(shui)(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)制造(zao)領(ling)域(yu)。因(yin)為它不(bu)(bu)(bu)(bu)(bu)(bu)會生(sheng)(sheng)銹，所以(yi)(yi)，是(shi)(shi)(shi)(shi)(shi)替代普通(tong)(tong)鐵給(gei)(gei)水(shui)(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)理想管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)。我國塑(su)(su)(su)料(liao)(liao)(liao)(liao)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)發展很快，質量在不(bu)(bu)(bu)(bu)(bu)(bu)斷提高。其(qi)(qi)(qi)中(zhong)(zhong)聚(ju)(ju)(ju)(ju)(ju)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)由于(yu)(yu)(yu)其(qi)(qi)(qi)自身獨(du)特(te)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)優(you)(you)(you)點(dian)被廣泛(fan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)應(ying)(ying)(ying)(ying)用(yong)(yong)(yong)于(yu)(yu)(yu)建(jian)筑給(gei)(gei)水(shui)(shui)(shui)(shui)，建(jian)筑排水(shui)(shui)(shui)(shui)，埋(mai)(mai)地(di)(di)排水(shui)(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，建(jian)筑采(cai)暖、輸(shu)氣(qi)(qi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)，電工(gong)(gong)與電訊保(bao)護套管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、工(gong)(gong)業(ye)用(yong)(yong)(yong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、農業(ye)用(yong)(yong)(yong)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)等(deng)。其(qi)(qi)(qi)主(zhu)要應(ying)(ying)(ying)(ying)用(yong)(yong)(yong)于(yu)(yu)(yu)城(cheng)市供水(shui)(shui)(shui)(shui)、城(cheng)市燃氣(qi)(qi)供應(ying)(ying)(ying)(ying)及農田灌(guan)溉等(deng)領(ling)域(yu)。 (1)聚(ju)(ju)(ju)(ju)(ju)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)具有(you)優(you)(you)(you)良(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)耐(nai)(nai)(nai)腐(fu)蝕(shi)(shi)性(xing)(xing)(xing)、較好的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)衛生(sheng)(sheng)性(xing)(xing)(xing)能(neng)(neng)和(he)(he)(he)(he)(he)較長(chang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)使用(yong)(yong)(yong)壽命 聚(ju)(ju)(ju)(ju)(ju)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)為無(wu)(wu)惰性(xing)(xing)(xing)材(cai)料(liao)(liao)(liao)(liao)，除少量強(qiang)(qiang)氧化(hua)(hua)劑外(wai)，可(ke)耐(nai)(nai)(nai)多種(zhong)化(hua)(hua)學藥(yao)品侵蝕(shi)(shi)，且不(bu)(bu)(bu)(bu)(bu)(bu)易(yi)滋生(sheng)(sheng)細菌。眾所周知鋼管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)、鑄(zhu)鐵管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)被塑(su)(su)(su)料(liao)(liao)(liao)(liao)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)所取代的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)原因(yin)不(bu)(bu)(bu)(bu)(bu)(bu)僅(jin)是(shi)(shi)(shi)(shi)(shi)因(yin)為塑(su)(su)(su)料(liao)(liao)(liao)(liao)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)比(bi)其(qi)(qi)(qi)輸(shu)水(shui)(shui)(shui)(shui)能(neng)(neng)耗(hao)低(di)(di)(di)(di)、生(sheng)(sheng)活能(neng)(neng)耗(hao)低(di)(di)(di)(di)、重量輕、水(shui)(shui)(shui)(shui)流(liu)阻(zu)力(li)(li)小、安(an)裝簡便迅速、造(zao)價低(di)(di)(di)(di)、壽命長(chang)、具有(you)保(bao)溫(wen)功(gong)能(neng)(neng)等(deng)，還(huan)(huan)因(yin)為塑(su)(su)(su)料(liao)(liao)(liao)(liao)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)耐(nai)(nai)(nai)腐(fu)蝕(shi)(shi)、不(bu)(bu)(bu)(bu)(bu)(bu)易(yi)滋生(sheng)(sheng)微生(sheng)(sheng)物(wu)等(deng)性(xing)(xing)(xing)能(neng)(neng)優(you)(you)(you)于(yu)(yu)(yu)鋼管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)及鑄(zhu)鐵管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)。 聚(ju)(ju)(ju)(ju)(ju)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)使用(yong)(yong)(yong)壽命為50年以(yi)(yi)上(shang)，這(zhe)一(yi)(yi)(yi)(yi)點(dian)不(bu)(bu)(bu)(bu)(bu)(bu)僅(jin)已為國際標(biao)(biao)準和(he)(he)(he)(he)(he)國外(wai)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)些先進(jin)(jin)標(biao)(biao)準所確認，而(er)且已經(jing)被實(shi)(shi)踐所證(zheng)明。 聚(ju)(ju)(ju)(ju)(ju)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)能(neng)(neng)夠推廣應(ying)(ying)(ying)(ying)用(yong)(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)另(ling)一(yi)(yi)(yi)(yi)個原因(yin)是(shi)(shi)(shi)(shi)(shi)因(yin)為聚(ju)(ju)(ju)(ju)(ju)氯(lv)(lv)(lv)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)日益受到(dao)(dao)環(huan)境保(bao)護方(fang)(fang)面的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)壓力(li)(li)。首(shou)先是(shi)(shi)(shi)(shi)(shi)聚(ju)(ju)(ju)(ju)(ju)氯(lv)(lv)(lv)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)本身的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)衛生(sheng)(sheng)性(xing)(xing)(xing)能(neng)(neng)問題:眾所周知，在正規生(sheng)(sheng)產和(he)(he)(he)(he)(he)嚴格控制下(xia)(xia)生(sheng)(sheng)產聚(ju)(ju)(ju)(ju)(ju)氯(lv)(lv)(lv)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)是(shi)(shi)(shi)(shi)(shi)可(ke)以(yi)(yi)保(bao)證(zheng)衛生(sheng)(sheng)性(xing)(xing)(xing)能(neng)(neng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)，容許應(ying)(ying)(ying)(ying)用(yong)(yong)(yong)在飲用(yong)(yong)(yong)水(shui)(shui)(shui)(shui)領(ling)域(yu)。但(dan)是(shi)(shi)(shi)(shi)(shi)還(huan)(huan)是(shi)(shi)(shi)(shi)(shi)有(you)人擔心(xin)在控制不(bu)(bu)(bu)(bu)(bu)(bu)嚴的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)地(di)(di)方(fang)(fang)可(ke)能(neng)(neng)會發生(sheng)(sheng)問題:如(ru)(ru)聚(ju)(ju)(ju)(ju)(ju)氯(lv)(lv)(lv)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)樹脂中(zhong)(zhong)氯(lv)(lv)(lv)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)單體(ti)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)超標(biao)(biao)，在給(gei)(gei)水(shui)(shui)(shui)(shui)用(yong)(yong)(yong)聚(ju)(ju)(ju)(ju)(ju)氯(lv)(lv)(lv)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)配方(fang)(fang)中(zhong)(zhong)誤用(yong)(yong)(yong)了有(you)毒的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)助(zhu)劑。把(ba)不(bu)(bu)(bu)(bu)(bu)(bu)保(bao)證(zheng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)排水(shui)(shui)(shui)(shui)用(yong)(yong)(yong)聚(ju)(ju)(ju)(ju)(ju)氯(lv)(lv)(lv)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)和(he)(he)(he)(he)(he)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)件(jian)誤用(yong)(yong)(yong)到(dao)(dao)了給(gei)(gei)水(shui)(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)和(he)(he)(he)(he)(he)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)件(jian)等(deng)。其(qi)(qi)(qi)次是(shi)(shi)(shi)(shi)(shi)聚(ju)(ju)(ju)(ju)(ju)氯(lv)(lv)(lv)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)回收問題:聚(ju)(ju)(ju)(ju)(ju)氯(lv)(lv)(lv)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)和(he)(he)(he)(he)(he)聚(ju)(ju)(ju)(ju)(ju)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)一(yi)(yi)(yi)(yi)樣是(shi)(shi)(shi)(shi)(shi)熱塑(su)(su)(su)性(xing)(xing)(xing)塑(su)(su)(su)料(liao)(liao)(liao)(liao)，從理論上(shang)講都是(shi)(shi)(shi)(shi)(shi)可(ke)以(yi)(yi)利(li)用(yong)(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)，但(dan)是(shi)(shi)(shi)(shi)(shi)各(ge)(ge)國的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)證(zheng)明，舊(jiu)塑(su)(su)(su)料(liao)(liao)(liao)(liao)制品能(neng)(neng)回收再生(sheng)(sheng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)比(bi)例有(you)限，主(zhu)要的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)處理方(fang)(fang)式是(shi)(shi)(shi)(shi)(shi)焚燒回收能(neng)(neng)源，聚(ju)(ju)(ju)(ju)(ju)氯(lv)(lv)(lv)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)因(yin)為含氯(lv)(lv)(lv)，在焚燒時(shi)控制不(bu)(bu)(bu)(bu)(bu)(bu)好就(jiu)可(ke)能(neng)(neng)產生(sheng)(sheng)有(you)害物(wu)質，而(er)聚(ju)(ju)(ju)(ju)(ju)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)僅(jin)含碳(tan)氫，焚燒后(hou)生(sheng)(sheng)成(cheng)水(shui)(shui)(shui)(shui)和(he)(he)(he)(he)(he)二氧化(hua)(hua)碳(tan)。 聚(ju)(ju)(ju)(ju)(ju)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)具有(you)獨(du)特(te)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)柔(rou)(rou)韌性(xing)(xing)(xing)和(he)(he)(he)(he)(he)優(you)(you)(you)良(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)耐(nai)(nai)(nai)刮痕(hen)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)能(neng)(neng)力(li)(li) 良(liang)(liang)好的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)撓性(xing)(xing)(xing)使聚(ju)(ju)(ju)(ju)(ju)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)可(ke)以(yi)(yi)盤卷，以(yi)(yi)較長(chang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)長(chang)度(du)進(jin)(jin)行(xing)(xing)供應(ying)(ying)(ying)(ying)，避免了大量的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)接頭和(he)(he)(he)(he)(he)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)件(jian)。同(tong)時(shi)，撓性(xing)(xing)(xing)和(he)(he)(he)(he)(he)重量輕及具有(you)優(you)(you)(you)良(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)耐(nai)(nai)(nai)刮痕(hen)能(neng)(neng)力(li)(li)，使之(zhi)可(ke)采(cai)用(yong)(yong)(yong)多種(zhong)可(ke)減輕對(dui)環(huan)境和(he)(he)(he)(he)(he)社(she)會生(sheng)(sheng)活的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)影響且費用(yong)(yong)(yong)經(jing)濟的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)安(an)裝方(fang)(fang)法(fa)(fa)，如(ru)(ru)免開(kai)(kai)挖施(shi)(shi)工(gong)(gong)技(ji)術。免開(kai)(kai)挖施(shi)(shi)工(gong)(gong)技(ji)術是(shi)(shi)(shi)(shi)(shi)指利(li)用(yong)(yong)(yong)各(ge)(ge)種(zhong)巖土鉆掘的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)技(ji)術手段(duan)(duan)，在地(di)(di)表不(bu)(bu)(bu)(bu)(bu)(bu)開(kai)(kai)溝(gou)(槽(cao))的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)條件(jian)下(xia)(xia)鋪(pu)設(she)、更(geng)換或修復(fu)各(ge)(ge)種(zhong)地(di)(di)下(xia)(xia)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)施(shi)(shi)工(gong)(gong)技(ji)術。多種(zhong)免開(kai)(kai)挖施(shi)(shi)工(gong)(gong)技(ji)術非常(chang)適(shi)宜(yi)采(cai)用(yong)(yong)(yong)聚(ju)(ju)(ju)(ju)(ju)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)，如(ru)(ru)鋪(pu)設(she)新管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)水(shui)(shui)(shui)(shui)平定(ding)向(xiang)鉆進(jin)(jin)和(he)(he)(he)(he)(he)導向(xiang)鉆進(jin)(jin)法(fa)(fa)，原位更(geng)換舊(jiu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)脹管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)法(fa)(fa)及修復(fu)舊(jiu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)線(xian)(xian)(xian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)穿(chuan)插更(geng)新內(nei)(nei)襯法(fa)(fa)及各(ge)(ge)種(zhong)改進(jin)(jin)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)內(nei)(nei)襯法(fa)(fa)(折疊變形法(fa)(fa)、熱拔法(fa)(fa)和(he)(he)(he)(he)(he)冷(leng)軋法(fa)(fa))。 PE獨(du)特(te)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)柔(rou)(rou)韌性(xing)(xing)(xing)還(huan)(huan)使其(qi)(qi)(qi)能(neng)(neng)夠有(you)效的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)抵抗地(di)(di)下(xia)(xia)運動和(he)(he)(he)(he)(he)端載(zai)荷。從表面上(shang)看，強(qiang)(qiang)度(du)和(he)(he)(he)(he)(he)剛性(xing)(xing)(xing)方(fang)(fang)面，塑(su)(su)(su)料(liao)(liao)(liao)(liao)埋(mai)(mai)地(di)(di)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)不(bu)(bu)(bu)(bu)(bu)(bu)及水(shui)(shui)(shui)(shui)泥管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)及金屬管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)，但(dan)從實(shi)(shi)際應(ying)(ying)(ying)(ying)用(yong)(yong)(yong)看，塑(su)(su)(su)料(liao)(liao)(liao)(liao)埋(mai)(mai)地(di)(di)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)是(shi)(shi)(shi)(shi)(shi)屬于(yu)(yu)(yu)"柔(rou)(rou)性(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)"，在正確設(she)計(ji)和(he)(he)(he)(he)(he)鋪(pu)設(she)施(shi)(shi)工(gong)(gong)下(xia)(xia)塑(su)(su)(su)料(liao)(liao)(liao)(liao)埋(mai)(mai)地(di)(di)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)是(shi)(shi)(shi)(shi)(shi)和(he)(he)(he)(he)(he)周圍土壤共同(tong)承受負載(zai)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)。所以(yi)(yi)塑(su)(su)(su)料(liao)(liao)(liao)(liao)埋(mai)(mai)地(di)(di)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)不(bu)(bu)(bu)(bu)(bu)(bu)需要達(da)到(dao)(dao)"鋼性(xing)(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)"一(yi)(yi)(yi)(yi)樣的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)強(qiang)(qiang)度(du)和(he)(he)(he)(he)(he)剛性(xing)(xing)(xing)就(jiu)可(ke)以(yi)(yi)滿足埋(mai)(mai)地(di)(di)使用(yong)(yong)(yong)中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)力(li)(li)學性(xing)(xing)(xing)能(neng)(neng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)要求。同(tong)時(shi)，聚(ju)(ju)(ju)(ju)(ju)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)壓力(li)(li)松弛特(te)性(xing)(xing)(xing)可(ke)有(you)效地(di)(di)通(tong)(tong)過形變而(er)消耗(hao)應(ying)(ying)(ying)(ying)力(li)(li)，其(qi)(qi)(qi)實(shi)(shi)際軸向(xiang)應(ying)(ying)(ying)(ying)力(li)(li)水(shui)(shui)(shui)(shui)平遠比(bi)理論計(ji)算(suan)值低(di)(di)(di)(di)，而(er)且其(qi)(qi)(qi)斷裂伸長(chang)率(lv)一(yi)(yi)(yi)(yi)般都大于(yu)(yu)(yu)500%，彎曲半徑可(ke)以(yi)(yi)小到(dao)(dao)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)直徑的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)20~25倍(bei)，是(shi)(shi)(shi)(shi)(shi)一(yi)(yi)(yi)(yi)種(zhong)高韌性(xing)(xing)(xing)材(cai)料(liao)(liao)(liao)(liao)，對(dui)地(di)(di)基(ji)不(bu)(bu)(bu)(bu)(bu)(bu)均(jun)勻沉降的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)適(shi)應(ying)(ying)(ying)(ying)能(neng)(neng)力(li)(li)非常(chang)強(qiang)(qiang)，這(zhe)些特(te)點(dian)使其(qi)(qi)(qi)成(cheng)為抵御地(di)(di)震、地(di)(di)基(ji)沉降以(yi)(yi)及溫(wen)差伸縮(suo)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)為的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)。例如(ru)(ru)在1995年日本神戶大地(di)(di)震中(zhong)(zhong)，PE給(gei)(gei)水(shui)(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)及燃氣(qi)(qi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)就(jiu)是(shi)(shi)(shi)(shi)(shi)幸(xing)免的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)系統。 聚(ju)(ju)(ju)(ju)(ju)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)具有(you)非常(chang)突出的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)耐(nai)(nai)(nai)低(di)(di)(di)(di)溫(wen)性(xing)(xing)(xing)能(neng)(neng) PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)低(di)(di)(di)(di)溫(wen)脆化(hua)(hua)點(dian)為-70℃，優(you)(you)(you)于(yu)(yu)(yu)其(qi)(qi)(qi)他管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)道(dao)(dao)。在冬季野外(wai)施(shi)(shi)工(gong)(gong)時(shi)聚(ju)(ju)(ju)(ju)(ju)氯(lv)(lv)(lv)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)(PVC-U)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)容易(yi)脆裂，我國北京地(di)(di)區(qu)鋪(pu)設(she)聚(ju)(ju)(ju)(ju)(ju)氯(lv)(lv)(lv)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)(PVC-U)埋(mai)(mai)地(di)(di)給(gei)(gei)水(shui)(shui)(shui)(shui)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)試點(dian)工(gong)(gong)程中(zhong)(zhong)總結的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)條經(jing)驗是(shi)(shi)(shi)(shi)(shi)溫(wen)度(du)在零度(du)以(yi)(yi)下(xia)(xia)就(jiu)不(bu)(bu)(bu)(bu)(bu)(bu)適(shi)宜(yi)進(jin)(jin)行(xing)(xing)聚(ju)(ju)(ju)(ju)(ju)氯(lv)(lv)(lv)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)(PVC-U)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)鋪(pu)設(she)施(shi)(shi)工(gong)(gong)了。還(huan)(huan)有(you)一(yi)(yi)(yi)(yi)個明顯的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)佐證(zheng)，為改進(jin)(jin)PP的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)韌性(xing)(xing)(xing)和(he)(he)(he)(he)(he)低(di)(di)(di)(di)溫(wen)耐(nai)(nai)(nai)沖(chong)擊性(xing)(xing)(xing)能(neng)(neng)，可(ke)將乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)與丙烯(xi)(xi)(xi)(xi)單體(ti)共聚(ju)(ju)(ju)(ju)(ju)制成(cheng)無(wu)(wu)規共聚(ju)(ju)(ju)(ju)(ju)聚(ju)(ju)(ju)(ju)(ju)丙烯(xi)(xi)(xi)(xi)(PP-R)，其(qi)(qi)(qi)一(yi)(yi)(yi)(yi)般采(cai)用(yong)(yong)(yong)iPP的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)工(gong)(gong)藝路(lu)線(xian)(xian)(xian)和(he)(he)(he)(he)(he)方(fang)(fang)法(fa)(fa)，使丙烯(xi)(xi)(xi)(xi)和(he)(he)(he)(he)(he)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)混(hun)合氣(qi)(qi)體(ti)進(jin)(jin)行(xing)(xing)共聚(ju)(ju)(ju)(ju)(ju)合，得到(dao)(dao)主(zhu)鏈(lian)中(zhong)(zhong)無(wu)(wu)規則(ze)地(di)(di)分(fen)布著丙烯(xi)(xi)(xi)(xi)和(he)(he)(he)(he)(he)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)段(duan)(duan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)共聚(ju)(ju)(ju)(ju)(ju)物(wu)(即PP-R管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)料(liao)(liao)(liao)(liao))，PP-R管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)料(liao)(liao)(liao)(liao)中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)含量大多在3%左右。但(dan)改善后(hou)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)PP-R耐(nai)(nai)(nai)低(di)(di)(di)(di)溫(wen)性(xing)(xing)(xing)能(neng)(neng)仍不(bu)(bu)(bu)(bu)(bu)(bu)盡人意(yi)，其(qi)(qi)(qi)脆化(hua)(hua)點(dian)約為-15℃，遠高于(yu)(yu)(yu)聚(ju)(ju)(ju)(ju)(ju)乙(yi)(yi)(yi)(yi)(yi)(yi)(yi)烯(xi)(xi)(xi)(xi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)脆化(hua)(hua)點(dian)溫(wen)度(du)-70℃。