Izimiso Ezijwayelekile
Ububanzi bamapayipi e-CHUANGRONG PE busukela ku-20 mm kuye ku-1600 mm, futhi kunezinhlobo eziningi nezitayela zokufakwa ezitholakalayo ukuze amakhasimende azikhethe. Amapayipi e-PE noma okokufakwayo kuhlanganiswe komunye nomunye ngokuhlanganisa ukushisa noma ngokufakwa ngomshini.
Ipayipi le-PE futhi lingahlanganiswa namanye amapayipi wempahla ngokusebenzisa izifakelo zokuminyanisa, ama-flange, noma ezinye izinhlobo ezifanelekayo zokufakwa koshintsho olwenziwayo.
Ukunikezwa ngakunye kuhlezi izinzuzo ezithile kanye nemikhawulo esimweni ngasinye sokujoyina umsebenzisi angase ahlangabezane naso. Ukuthintana nabakhiqizi abahlukahlukene kuyancomeka ukuze uthole isiqondiso sezinhlelo zokusebenza ezifanele nezitayela ezitholakalayo zokujoyina njengoba kuchazwe kulo mbhalo njengokulandelayo.
Izindlela Zokuxhuma
Kunezinhlobo ezimbalwa zamajoyinti ajwayelekile ahlanganisa ukushisa asetshenziswa njengamanje embonini: I-Butt, Saddle, ne-Socket Fusion.Ukwengeza, ukuhlanganiswa kwe-electrofusion (EF) kuyatholakala ngama-couplers e-EF akhethekile kanye nokufakwa kwesihlalo.
Umgomo wokuhlanganisa ukushisa ukushisa izindawo ezimbili ezingeni lokushisa elimisiwe, bese uzihlanganisa ndawonye ngokusebenzisa amandla anele. La mandla abangela ukuthi izinto ezincibilikisiwe zigeleze futhi zixubane, ngaleyo ndlela kubangele ukuhlangana. Uma ihlanganiswe ngokwepayipi kanye/noma ngezinqubo zabakhiqizi abafakayo, indawo ehlanganyelwe iba namandla alingana noma aqine kunawo, ipayipi ngokwalo kuzo zombili izici zokushuba nokucindezela kanye namajoyinti ahlanganiswe kahle afakazela ukuvuza ngokuphelele. Ngokushesha nje lapho ilunga liphola liye eduze nezinga lokushisa eliseduze, selilungele ukuphathwa.Izigaba ezilandelayo zalesi sahluko zinikeza umhlahlandlela wenqubo ovamile wendlela ngayinye yalezi zindlela zokuxhuma.
Izinyathelo zokuhlanganisa izinqe
1. Amapayipi kufanele afakwe emshinini wokushisela, futhi iziphetho zihlanzwe ngokungafaki utshwala ukuze kukhishwe konke ukungcola, uthuli, umswakama, namafilimu anamafutha endaweni ecishe ibe ngama-70 mm ukusuka ekugcineni kwepayipi ngalinye, ebusweni bobubili obungaphakathi nangaphandle.
2.Iziphetho zamapayipi zisikwa kusetshenziswa i-cutter ejikelezayo ukuze kukhishwe zonke iziphetho ezimbi kanye nezingqimba ze-oxidation. Ubuso bokugcina obunqunyiwe kufanele bube nesikwele futhi buhambisane.
3. Iziphetho zamapayipi e-PE zishisiswe ngokuxhuma ngaphansi kwengcindezi (P1) ngokumelene nepuleti le-heater. Amapuleti ehitha kumele ahlanzeke futhi angangcoli, futhi agcinwe ebangeni lokushisa elingaphezulu (210±5 ℃C ku-PE80, 225±5 C ku-PE100). Ukuxhuma kuyagcinwa kuze kube yilapho ngisho nokushisisa kuyamiswa emaphethelweni epayipi, bese ingcindezi yokuxhuma iyancipha ibe inani eliphansi le-P2(P2=Pd).Uxhumano luyagcinwa kuze kuphele "Isinyathelo Sokumunca Ukushisa".
I-Buttfusion
I-Butt fusion iyindlela esetshenziswa kakhulu yokuhlanganisa ubude obubodwa bamapayipi e-PE namapayipi ekufakweni kwe-PE, okuwukuhlanganisa ukushisa kwezinqenqema zamapayipi njengoba kubonisiwe kuMfanekiso. Le nqubo ikhiqiza ukuxhumana okuhlala njalo, okunomnotho nokugeleza kahle. Amajoyinti e-butt fusion esezingeni eliphezulu akhiqizwa abaqhubi abaqeqeshiwe abasesimweni esihle.
Ukuhlanganiswa kwezinqe ngokuvamile kusetshenziswa kumapayipi e-PE ngaphakathi kwebanga losayizi 63 mm kuya ku-1600 mm kumalunga amapayipi, okokufakwa kanye nokwelapha ekugcineni. Ukuhlanganiswa kwezinqe kunikeza ukuhlangana okulinganayo okunezici ezifanayo njengepayipi nezinto zokufakwa, kanye nekhono lokumelana nemithwalo ye-longitudinal.
4. Iziphetho zamapayipi ashisayo ziyahoxiswa futhi ipuleti le-heater lisuswe ngokushesha ngangokunokwenzeka (t3: akukho ukucindezela kokuxhumana).
5. Iziphetho zepayipi le-PE elishisiwe zibe sezihlanganiswa futhi zicindezelwe ngokulinganayo ku-velue ye-welding pressure (P4=P1).Lokhu kucindezela kugcinwa isikhathi esithile ukuze kuvunyelwe inqubo yokushisela ukuba yenzeke, kanye nejoyinti elihlanganisiwe liphole phansi ekushiseni okuzungezile futhi ngaleyo ndlela kuthuthukiswe amandla ahlangene aphelele.(t4 + t5). Ngalesi sikhathi sokupholisa amalunga kufanele ahlale engaphazamiseki futhi ecindezelekile. Ngaphansi kwezimo akumele amalunga afuthwe ngamanzi abandayo.Inhlanganisela yezikhathi, amazinga okushisa, nezingcindezi okufanele zamukelwe kuncike ebangeni lempahla ye-PE, ububanzi nogqinsi lwamapayipi, kanye nohlobo nemodeli yomshini wokuhlanganisa osetshenziswayo. Onjiniyela be-CHUANGRONG banganikeza isiqondiso ngamamitha ahlukene, abhalwe kumafomu alandelayo:
| I-SDR | SIZE | Pw | awu* | t2 | t3 | t4 | P4 | t5 |
| I-SDR17 | (mm) | (MPa) | (mm) | (s) | (s) | (s) | (MPa) | (imizuzu) |
| D110*6.6 | 321/S2 1.0 | 66 6 6 321/S2 9 | ||||||
| D125*7.4 | 410/S2 | 1.5 | 74 | 6 | 6 | 410/S2 | 12 | |
| D160*9.5 | 673/S2 | 1.5 | 95 | 7 | 7 673/S2 | 13 | ||
| D200*11.9 | 1054/S2 | 1.5 | 119 | 8 | 8 | 1054/S2 | 16 | |
| D225*13.4 1335/S2 | 2.0 | 134 | 8 | 8 1335/S2 | 18 | |||
| D250*14.8 | 1640/S2 | 2.0 | 148 | 9 | 9 | 1640/S2 | 19 | |
| D315*18.7 2610/S2 | 2.0 | 187 | 10 | 10 | 2610/S2 24 | |||
| I-SDR13.6 | D110*8.1 | 389/S2 | 1.5 | 81 | 6 | 6 | 389/S2 | 11 |
| D125*9.2 502/S2 | 1.5 | 92 | 7 | 7 502/S2 | 13 | |||
| D160*11.8 | 824/S2 | 1.5 | 118 | 8 | 8 | 824/S2 | 16 | |
| D200*14.7 1283/S2 | 2.0 | 147 | 9 | 9 | 1283/S2 19 | |||
| D225*16.6 | 1629/S2 | 2.0 | 166 | 9 | 10 | 1629/S2 | 21 | |
| D250*18.4 2007/S2 | 2.0 | 184 | 10 | 11 | 2007/S2 | 23 | ||
| D315*23.2 | 3189/S2 | 2.5 | 232 | 11 | 13 | 3189/S2 | 29 | |
| I-SDR11 | D110*10 | 471/S2 | 1.5 | 100 | 7 7 | 471/S2 | 14 | |
| D125*11.4 | 610/S2 | 1.5 | 114 | 8 | 8 | 610/S2 | 15 | |
| D160*14.6 1000/S2 | 2.0 | 146 | 9 9 | 1000/S2 | 19 | |||
| D200*18.2 | 1558/S2 | 2.0 | 182 | 10 | 11 | 1558/S2 | 23 | |
| D225*20.5 1975/S2 | 2.5 | 205 | 11 | 12 | 1975/S2 | 26 | ||
| D250*22.7 | 2430/S2 | 2.5 | 227 | 11 | 13 | 2430/S2 | 28 | |
| D315*28.6 3858/S2 | 3.0 286 13 15 3858/S2 35 | |||||||
I-ew*ubude bobuhlalu bokushisela ekuxhumekeni kwe-fusion.
Ubuhlalu bokugcina bokushisela kufanele bugoqeke ngokugcwele, bungabi namgodi kanye ne-voids, bulingane ngokufanele, futhi bungabi nokuguquguquka. Uma kwenziwa kahle, ubuncane bamandla esikhathi eside ehlanganyelwe yezinqe kufanele kube u-90% wamandla wepayipi elingumzali le-PE.
Imingcele yokuxhuma kwe-welding kufanele ihambisanekuzidingo eziseMfanekisweni :
B=0.35∼0.45en
H=0.2∼0.25en
h=0.1∼0.2en
Qaphela: Ukulandela imiphumela ye-fusion kufanele bekugwenywe:
Ukushisela ngokweqile: izindandatho zokushisela zibanzi kakhulu.
Ukuhlanganiswa kwezinqe zokungafaneleki: amapayipi amabili awahambisani.
I-Dry-welding: izindandatho zokushisela zincane kakhulu, imvamisa ngenxa yokushisa okuphansi noma ukushoda kwengcindezi.
Ukugoqa okungaphelele: izinga lokushisa lokushisela liphansi kakhulu.
I-Socket Fusion
Emapayipini e-PE nokufakwayo anobubanzi obuncane (kusuka ku-20mm kuya ku-63mm), ukuhlanganiswa kwesokhethi kuwuhlobo lwendlela elula. Le nqubo ihlanganisa ukushisisa ngesikhathi esisodwa kokubili indawo engaphandle yokuphela kwepayipi kanye nengaphakathi langaphakathi lesokhethi elilingana kuze kube yilapho impahla ifinyelela lapho izinga lokushisa elinconywayo lokuhlanganisa, hlola iphethini yokuncibilika, faka ukuphela kwepayipi esokhethini, futhi uyibambe isendaweni kuze kuphole ukujoyina.Umfanekiso ongezansi ubonisa i-atypical socket fusion joint.
Izakhi ze-heater zinamekwe yi-PTFE, futhi kufanele zigcinwe zihlanzekile futhi zingangcoli ngaso sonke isikhathi. Konke ukuhlanganisa kufanele kwenziwe ngaphansi kwekhava ukuze kuvinjelwe ukungcoliswa kwamalunga othulini, ukungcola, noma umswakama.
Inqubo ye-socket fusion
1. Sika amapayipi, hlanza ingxenye ye-spigot ngendwangu ehlanzekile kanye notshwala obungabufaki ekujuleni okuphelele kwesokhethi. Maka ubude besokhethi. Hlanza ingaphakathi lengxenye yesokhethi.
2.Khwebula ingaphandle le-spigot yepayipi ukuze ususe ungqimba lwangaphandle epayipini. Ungakhuhli ingaphakathi lamasokhethi.
3. Qinisekisa izinga lokushisa lezinto zokushisa, futhi uqinisekise ukuthi izindawo zokushisa zihlanzekile.
4. Phusha i-spigot nezingxenye zesokhethi kuzinto zokushisisa ukuze zifinyelele ubude obugcwele bokubandakanyeka, futhi uvumele ukushisa isikhathi esifanele.
5. Donsa i-spigot kanye nezingxenye zesokhethi kusuka ezintweni zokushisa, bese usunduzana ngokulinganayo kuze kube ubude obugcwele bokubandakanyeka ngaphandle kokuhlanekezelwa kwamalunga. Bamba amalunga bese ubamba kuze kube yilapho selehlile ngokuphelele. Ubuhlalu obugeleza be-weld kufanele buvele ngokulinganayo eduze kwendingilizi egcwele yesiphetho sesokhethi.
Amapharamitha we i-socket fusion
| dn, mm | Ukujula kwesokhethi, mm | Izinga lokushisa le-Fusion, C | Isikhathi sokushisa, S | Isikhathi se-fusion, S | Isikhathi sokupholisa, S |
| 20 | 14 | 240 | 5 | 4 | 2 |
| 25 | 15 | 240 | 7 | 4 | 2 |
| 32 | 16 | 240 | 8 | 6 | 4 |
| 40 | 18 | 260 | 12 | 6 | 4 |
| 50 | 20 | 260 | 18 | 6 | 4 |
| 63 | 24 | 260 | 24 | 8 | 6 |
| 75 | 26 | 260 | 30 | 8 | 8 |
| 90 | 29 | 260 | 40 | 8 | 8 |
| 110 | 32.5 | 260 | 50 | 10 | 8 |
Qaphela: Ukuhlanganiswa kwesokhethi akunconyiwe kumapayipi i-SDR17 nangaphansi.
Ukuxhumana Kwemishini
Njengezindlela zokuhlanganisa ukushisa, izinhlobo eziningi zezitayela nezindlela zokuxhuma ngomshini ziyatholakala, njengokuthi: uxhumano lwe-flange, ingxenye ye-PE-steel transition...
I-Electrofusion
Ekujoyineni kokuhlanganiswa kokushisa okujwayelekile, ithuluzi lokushisa lisetshenziselwa ukushisisa ipayipi nezindawo ezifanele. Ukuhlanganiswa kwe-electrofusion kuyashiswa ngaphakathi, kungaba ngumqhubi ku-interface ye-joint noma, njengokuklanywa okukodwa, nge-polymer conductive.Ukushisa kudalwa njengoba umbane kagesi usetshenziswa ku-conductive material in the fitting. Umfanekiso 8.2.3.A ukhombisa ijoyinti elijwayelekile le-electrofusion. Ipayipi le-PE kuya ekuxhumekeni kwamapayipi okwenziwe kusetshenziswa inqubo ye-electrofusion kudinga ukusetshenziswa kwama-couplings e-electrofusion. Umehluko omkhulu phakathi kokuhlanganisa ukushisa okujwayelekile kanye ne-electrofusion yindlela okusetshenziswa ngayo ukushisa.
Inqubo ye-Electrofusion
1. Sika amapayipi isikwele, bese uphawula amapayipi ngobude obulingana nokujula kwesokhethi.
2. Khwebula ingxenye ephawuliwe ye-spigot yepayipi ukuze ususe zonke izendlalelo ze-PE ezine-oxidized ekujuleni okungaba ngu-0.3mm.Sebenzisa isikrufu sesandla, noma isikrufu sekhasi esijikelezayo ukuze ususe izingqimba ze-PE. Ungasebenzisi i-sand paper. Shiya okokufakwa kwe-electrofusion esikhwameni sepulasitiki esivaliwe kuze kube yilapho kudingeka ukuze kuhlanganiswe. Ungakhuhli ingaphakathi le-fitting, hlanza ngesihlanzi esigunyaziwe ukuze ususe lonke uthuli, ukungcola kanye nomswakama.
3. Faka ipayipi ekuhlanganisweni kuze kufike kumamaki ofakazi. Qinisekisa ukuthi amapayipi ayindilinga, futhi uma usebenzisa amapayipi e-PE ahlanganisiwe, izinsimbi ezizungezayo zingadingeka ukuze kukhishwe i-ovality. Gcoba umhlangano ohlanganyelwe.
4. Xhuma isekethe kagesi, bese ulandela imiyalelo yebhokisi elithile lokulawula amandla. Ungashintshi izimo zokuhlanganisa ezijwayelekile zosayizi othize nohlobo lokulinganisa.
5. Shiya ilunga ekuhlanganiseni kwe-clamp kuze kuphele isikhathi esigcwele sokupholisa.
I-Saddle Fusion
Indlela evamile yokuhlanganisa isihlalo sehhashi eceleni kwepayipi, eboniswe kuMfanekiso8.2.4, ihlanganisa ukushisisa ngesikhathi esisodwa kokubili indawo engaphandle yepayipi kanye nendawo efanayo yohlobo "lwesihlalo sehhashi" elihambisana namathuluzi okushisa amise okwe-convex kuze kube yilapho zombili izindawo ezingaphezulu zifinyelela izinga lokushisa elifanele lokuhlangana. Lokhu kungase kufezwe ngokusebenzisa umshini wokuhlanganisa isihlalo sehhashi owenzelwe le njongo.
Kunezinyathelo eziyisishiyagalombili eziyisisekelo ezilandelanayo ezivame ukusetshenziselwa ukwakha inhlanganisela ye-saddle fusion:
1.Hlanza indawo yepayipi lapho kuzobekwa khona isihlalo
2. Faka ama-adaptha esihlalo sehitha afanelekile
3. Faka umshini wokuhlanganisa isihlalo sehhashi epayipini
4. Lungisa izindawo ezingaphezulu zepayipi futhi zifake ngokuhambisana nezinqubo ezinconyiwe
5. Qondanisa izingxenye
6.Shisisa kokubili ipayipi kanye nesihlalo sesihlalo
7.Cindezela bese ubamba izingxenye ndawonye
8. Pholisa ilunga bese ususa umshini wokuhlanganisa
CHUANGRONGiyinkampani edidiyelwe yemboni yamasheya kanye neyohwebo, eyasungulwa ngo-2005 egxile ekukhiqizweni kwamapayipi e-HDPE, Fittings & Valves, PPR Pipes, Fittings & Valves, PP compression fittings & Valves, nokudayiswa kwemishini yokushisela yamapayipi ePlastiki, Amathuluzi Epayipi, I-Pipe Repair Clamp nokunye. Uma udinga imininingwane eyengeziwe, sicela usithinte +86-28-84319855,chuangrong@cdchuangrong.com, www.cdchuangrong.com
Isikhathi sokuthumela: Jul-08-2025
