Ukuhlinzekwa, Ukufakwa, Nokunakekelwa Kwethangi Lokugcina Amanzi
Kwadalwa ngo Ngokwamukisa
Ukuhlinzeka, Ukufaka, Nokunakekela Ithangi Lokugcina Amanzi
Ukuhlinzeka, ukufaka kanye nokunakekela yizigaba zomjikelezo wempilo ezinquma ukuthi ithangi lisebenza amashumi eminyaka noma libe umthwalo. Ububanzi bokuhlinzeka buchaza lokho umhlinzeki akulethayo; ukufaka kuguqula amaphaneli abe ithangi elisebenzayo; ukunakekela likugcina lihambisana nemithetho futhi lingavuzi.
Incazelo Nendlela Yokwenza
Ukuhlinzeka, ukufaka kanye nokunakekela yizigaba zomjikelezo wempilo ezinquma ukuthi ithangi lisebenza amashumi eminyaka noma libe umthwalo. Ububanzi bokuhlinzeka buchaza lokho umhlinzeki akulethayo; ukufaka kuguqula amaphaneli abe ithangi elisebenzayo; ukunakekela likugcina lihambisana nemithetho futhi lingavuzi.
Ukwehluleka okuvamile ukukuthatha lokhu njengokuthenga okuhlukene. Ububanzi bokuhlinzeka (Ithangi Kuphela vs Ithangi + Uphahla), umthwalo wesisekelo kanye nokuhlolwa kokusebenza kufanele kuvunyelwane ngakho ngaphambi koku-oda, hhayi ukutholakala endaweni.
Izinhlelo Zokusebenza Nokuthi Kungani Zibalulekile
Yonke iphrojekthi ihamba ngendlela efanayo: cabanga, hlinzeka (FOB/CIF), letha, thola, akha, hlanganisa/emboza, uphahla, hlola ngamanzi, gunyaza, bese usebenza futhi unakekela.
Kule portfolio, ububanzi bokuhlinzeka buqoshwa ngaphrojekthi njengeThangi Kuphela noma iThangi + Uphahla, futhi ithangi kufanele lakhiwe phezu kwesisekelo esilungisiwe esilingana nomthwalo ogcwalisiwe.
Uhlolojikelele Lwezobuchwepheshe
Inketho / Isici | Imininingwane | Ukusetshenziswa Okujwayelekile | Isitifiketi / Inothi | Amanothi |
Ukuhlinzeka: Ithangi Kuphela | Igobolondo/amaphaneli kuphela | Umthengi wengeza uphahla | Nge-oda ngayinye | Chaza ngokucacile |
Ukuhlinzeka: Ithangi + Uphahla | Igobolondo + isembozo | Cishe okuphelele | Nge-oda ngayinye | Okuvamile |
Faka | Isisekelo + ukwakha + ukuhlola | I-EPC noma umhlinzeki | AWWA/ISO | Ukuhlolwa ngamanzi kuyadingeka |
Nakekela | Hlola + gcina irekhodi | I-O&M yomnikazi | Kusekelwe ezindinganisweni | Kuhleliwe |
Uhlaka Lokukhetha
Ukuze kube nokuphila kwesikhathi eside kwanoma yiliphi ithangi lamanzi, khetha ngokuqala ngokulungisa umsebenzi kanye nezinga, bese uhlanganisa impahla kanye nesitifiketi se-liner namakhemikhali amanzi kanye nesimo sezulu, futhi ekugcineni uqinisekise umthamo, uphahla kanye nobubanzi bokuhlinzekwa. Ukwengeza, ukugcinwa nokuthuthwa endaweni kunquma owinile ongokoqobo ngaphezu kwezindleko zokuqala.
Sebenzisa uhlu lokuhlola olungezansi njengemininingwane yokufaka yesibonelo sokuphakelwa, ukufakwa nokunakekelwa kwethangi lokugcina amanzi; incazelo ephelele ibuye ibale amakhemikhali amanzi, isimo sezulu kanye nesiphathimandla esinegunya ukuze umhlinzeki abuyisele isiphakamiso esivikelekile nesilinganisekayo.
Ipharamitha | Okufanele kuchazwe |
Umsebenzi / ukusetshenziswa | Ukuphila kwesikhathi eside kwanoma yiliphi ithangi lamanzi |
Ukusesha / ukugxila kobubanzi | ukuphakelwa, ukufakwa nokunakekelwa kwethangi lokugcina amanzi |
Abafundi abayinhloko | Abaphathi bamaphrojekthi, amaqembu e-O&M |
Isitifiketi sokuxhumana | NSF/ANSI 61 / WRAS / LFGB (okuphuzwayo) njengoba kudingwa yimakethe |
Izinga lesakhiwo | ISO 28765 / AWWA D103 / EN 1090 |
Uphahla / isembozo | Idome le-aluminium / isicaba / i-enamel ngokomsebenzi |
Ububanzi bokuhlinzeka | Ithangi kuphela noma Ithangi + Uphahla — chaza kusihloko |
Ukucatshangelwa Kobunjiniyela
Ukulandelana kokufaka: ukuhlola kanye nesisekelo, ukumiswa kwamaphaneli ngendandatho ngayinye, ukufakwa kwezimpawu nokuqiniswa ngokwesimo, isakhiwo sophahla, izimbobo zokungena, bese kuba ukuhlolwa kwamanzi ngengcindezi eshiwo kanye nokuhlolwa kwemigqa yokuhlangana nezinto zokuxhuma.
Ukunakekela: ukuhlolwa ngezikhathi ezithile kwangaphakathi nangaphandle kwe-liner/coating, isimo semigqa yokuhlangana, uphahla, izindawo zokungena umoya, ukuchichima, izilawuli zezinga kanye nekhwalithi yamanzi; gcina imininingwane yokutholakele ngokuqhathanisa nesisekelo sokuqala.
Izinkinga Ezivamile Zokucacisa
· Ukushiya isisekelo nokubanzi bokuhlinzeka kungacacile — 'Ithangi Kuphela' kusho ukuthi akukho phahla, futhi isisekelo esingakalungi simisa ukumiswa lapho kufika.
· Ukweqa ukuhlolwa kwamanzi noma ukuhlola ngaphandle kuphela — ubuqotho be-liner nemigqa yokuhlangana kubonakala phansi kokuhlolwa naphansi kokukhanya, hhayi ephepheni.
· Ayikho incwadi yokulungisa — ngaphandle kwesisekelo kanye nohlelo, ukuguga kancane kwesembozo noma ukugqwala kwezinto zokuxhuma akubonakali kuze kube sekuhlulekeni.
Uhlu Lokuhlola Lwezincazelo
· Qinisekisa umsebenzi (Umjikelezo wempilo yanoma yiliphi ithangi lamanzi) kanye nezinga elilawulayo ngaphambi kokukhetha into noma isembozo.
· Hlola: ukushiya isisekelo sokwakha kanye nobubanzi bokuhlinzeka kungacaci — 'Ithangi Kuphela' kusho ukuthi akukho phahla, futhi isisekelo esingakalungi simisa ukwakhiwa lapho kufika.
· Hlola: ukweqa ukuhlolwa kwamanzi noma ukuhlola ngaphandle kuphela — ubuqotho besembozo nomthungo kubonakala ekuhlolweni nangaphansi kokukhanya, hhayi ephepheni.
· Hlola: ayikho incwadi yokulungisa — ngaphandle kwesisekelo kanye nohlelo, ukuguga kancane kwesembozo noma ukugqwala kwezinto zokuxhuma akubonakali kuze kube sekuhlulekeni.
· Gcina isisekelo sokuqalisa kanye nencwadi yokulungisa ehleliwe.
Izindinganiso Nokuhambisana
Izithenjwa ezifanele zihlanganisa i-AWWA D103 (amathangi ensimbi aboshiwe), i-ISO 28765 (ukuklanywa kwe-GFS), i-NSF/ANSI 61 kanye ne-WRAS (ukuxhumana namanzi okuphuza), i-EN 1090 (ukwenziwa kwesakhiwo), i-NFPA kanye ne-OSHA lapho kusebenza khona. Qinisekisa izinga elithile elidingwa yimakethe yakho kanye nesiphathimandla.
Imibuzo Evame Ukubuzwa
Yini efakwa ebangeni lokuhlinzeka ngethangi?
Kuchazwa ngokwe-oda ngalinye: Ithangi Kuphela lihlinzeka ngegobolondo/amaphaneli; Ithangi + Uphahla lwengeza isembozo kanye nesakhiwo salo. Imigomo yokuthutha (FOB/CIF) kanye nomthwalo wesisekelo kufanele kushiwo.
Ithangi lamanzi eliboshiwe lifakwa kanjani?
Esisekelweni esilungisiwe: amaphaneli amiswa indandatho ngendandatho ngokuvaleleka okufanele kanye ne-torque, bese kuba uphahla, izimbobo zokungena kanye nokuhlolwa kwamanzi ngengcindezi enikeziwe ngaphambi kokuqalisa ukusebenza.
Ukufakwa kuthatha isikhathi esingakanani?
Amathangi aboshiwe amiswa ngokushesha kakhulu kunawelidiwe noma kakhonkolo ngoba amaphaneli aqedwa efektri; uhlelo luncike kububanzi, inani lamathangi kanye nokufinyelela kwe-crane, kodwa ukumboza endaweni kuyasuswa.
Yikuphi ukunakekela okudingwa yithangi lamanzi?
Ukuhlolwa ngezikhathi ezithile kwe-liner/coating, imithungo, uphahla, izindawo zokungena umoya, ukuphuphuma, izilawuli zezinga kanye nekhwalithi yamanzi, kanye nokugcinwa kwerekhodi ngokumelene nesisekelo sokuqala.
Kufanele ihlolwe kangaki ithangi?
Ngaphandle okungenani minyaka yonke nangaphakathi ngokuvumelana nobungozi bamanzi kanye nezinga; amathangi okuphuza anezela ukuhlolwa kwekhwalithi yamanzi kanye nokuqina kwe-liner okuhlobene nokulindelwe yi-NSF/WRAS.
Yini i-hydrotest?
Ukuhlolwa kokugcwalisa ngekhanda elishiwoyo okuqinisekisa imithungo, izixhumi kanye ne-liner ngaphansi komthwalo ngaphambi kokuba ithangi lamukelwe.
Ubani olungiselela isisekelo?
Umnikazi noma i-EPC, elinganiswe ngokomthwalo ogcwalisiwe kanye nomhlabathi; umhlinzeki unikeza i-geometry yethangi kanye nezidingo zesisekelo, hhayi imisebenzi yezakhiwo.
Amathangi angasuswa ayiswe kwenye indawo?
Amathangi aboshiwe angahlakazwa futhi amiswe kabusha kalula kunalawo ashiselwe noma kawonkonkolo, yingakho efanele izindawo ezishintshayo noma ezikhulayo.
Ubani onesibopho sesisekelo?
Ngokuvamile umnikazi noma i-EPC, okulinganiswa nomthwalo ogcwalisiwe kanye nomhlabathi; umhlinzeki unikeza i-geometry nezidingo zesisekelo, hhayi imisebenzi yezakhiwo zomphakathi.
Yimaphi amadokhumenti ahamba nokulethwa kwethangi?
Imibhalo yamaphaneli, ukufakwa kolayini noma amarekhodi e-batch yokugcoba, izinombolo zesitifiketi kanye nombiko we-hydrotest; qinisekisa lezi ngokuhambisana nesipikhiyeshini.
Iyiphi indima yomhlinzeki uma kuqhathaniswa ne-EPC?
Umhlinzeki uletha futhi ngokuvamile ufaka ithangi; i-EPC noma umnikazi ubhekana nesisekelo, amapayipi, amaphampu kanye nokuqalisa ukusebenza kuzo zonke izinto ezizungezile.
Uyini umehluko phakathi kokuhlinzeka nokufaka?
Ukuhlinzeka kuletha ithangi (Ithangi Kuphela noma Ithangi + Uphahla); ukufaka umsebenzi wasesizeni — isisekelo, ukumisa, uphahla, izimbobo zokungena kanye ne-hydrotest — ngokuvamile kwenziwa umhlinzeki noma i-EPC.
Emjikelezweni wokuphila kwanoma yiliphi ithangi lamanzi, impendulo efanele iqala emsebenzini, esitifiketini nasesizeni — hhayi kukhathalogi. Uma ucacisa ukuhlinzekwa, ukufakwa nokunakekelwa kwethangi lokugcina amanzi, Xhumana Nonjiniyela ngomsebenzi wakho, ivolumu, ukwakheka kwamakhemikhali amanzi kanye nezinga, futhi sizobuyisela isipikhiyeshini kanye nereferensi eqinisekisiwe.
Mayelana NeNkampani
I-Shijiazhuang Zhengzhong Technology Co., Ltd (Center Enamel) ingumkhiqizi ochwepheshe ozinikele ekuklanyweni nasekwakhiweni kwamathangi okugcina anezikulufu kusukela ngo-2008.
Uhlu lwemikhiqizo yethu luhlanganisa amathangi e-Glass-Fused-to-Steel (GFS), amathangi e-fusion-bonded epoxy, amathangi ensimbi engagqwali, amathangi ensimbi egilivethi kanye nophahla lwedome le-aluminium geodesic.
Imikhiqizo iqinisekisiwe nge-ISO 9001, NSF/ANSI 61, EN 1090, ISO 28765, WRAS, FM, LFGB kanye ne-ISO 45001, futhi ubunjiniyela be-GFS bulandela i-AWWA D103, OSHA kanye ne-NFPA lapho kusebenza khona.
Amathangi anezikulufu e-Center Enamel athunyelwe emazweni angaphezu kwe-100..
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