I-copyright © zhengzhou Huitong Pipeline Equipment Co, Ltd. Wonke Amalungelo Agodliwe

I-Flange yizingxenye ezixhumanise amaphayipha amabili, ukuxhumana kwe-flange kuchazwa yi-flange, i-gasket kanye ne-bolt ezintathu zixhumeke njengeqembu lesakhiwo esihlanganisiwe sokwenza uphawu okuhlangene. I-gasket yengezwa phakathi kwama-flanges amabili bese iboshwe ngama-bolts. I-Flange ye-Flange ehlukile, ubukhulu bahlukile, futhi ama-bolts abawahlukile ahlukile, lapho i-pump ne-valve xhuma ngepayipi le-flange, lolu hlobo lwezinto ezivuthiwe nalo lungenziwa nge-flange ne-flange pay, njengokuxhumana phakathi kwe-flange nephampu yamanzi, akunjalo I-Inapposite ukubiza ipompo yamanzi njengezingxenye zohlobo lwe-flange, kepha isihlobo esincane esincane, ingabizwa njengezingxenye zohlobo lwe-flange.

Njengoba kunezakhiwo eziningi zemishini zensimbi engenasici ezingama-304 amapuleti angu-304 kodwa ezinye zazo kuxoxwa ngazo, njengokuqina, amaphuzu ancibilikayo, amandla ashubile nokunye okuningi.

I-butt Weld Flange yi-firange yensimbi eyenzelwe ukudlulisa ingcindezi kwipayipi ukunciphisa ukugxila okuphezulu kokucindezela okuphezulu kwe-flange. Uma kuqhathaniswa nezinye izinhlobo, ama-but welld amaflethi ahlukaniswa yi-tapered hub yawo kanye noshintsho olubushelelezi kusuka ebugqilini be-flange kuya odongeni lwamapayipi. Angamelana ne-deformation futhi ngokujwayelekile asetshenziswa ezinhlelweni zamapayipi ezingcindezi eziphezulu, izimo zokushisa eziphakeme noma eziphansi.

Njengoba sonke sazi, ama-flanges asetshenziselwa ukuxhuma amapayipi amabili, amaphampu nama-valve. Lokhu kungukumelana nokukhulisa, ngakho-ke izinto ezisezingeni eliphezulu zisetshenziselwa ukwenza lo mkhiqizo. I-SA 182 F304 FLANSEs, eyaziwa nangokuthi ama-flanges wensimbi engenasici, ayatholakala kumabanga ahlukahlukene, amasayizi nezingcindezi eziphakeme.

Insimbi engenasici 347h Flangele (EXS S3409) Iplate yensimbi engagqwali iyi-carbon ephakeme (0.04 ¨c 0.10) version ye-alloy. Yakhelwe ukumelana nokuvuselelwa okuthuthukile kanye namandla aphezulu emazingeni okushisa angenhla kwe-1000¡Ãf (537¡Ãc). Ezimweni eziningi, okuqukethwe yikhabhoni yepuleti kunika amandla isitifiketi esimbili.

I-Stainless Steel 904L Flange iyindlela yokuxhuma amapayipi, ama-valve, amaphampu neminye imishini yokwenza uhlelo lwamapayipi. Iphinde inikeze ukufinyelela okulula kokuhlanza, ukuhlola noma ukuguqulwa. Ama-Flanges ajwayele ukufakwa noma ukugcotshwa. Amalunga avutha amalangabi enziwa ngokubopha ndawonye ama-flanges amabili nge-gasket phakathi kwabo ukunikeza uphawu.

I-Finanling yensimbi Flange inokusebenza okuhle nezinto zokwakha zesayensi. Izinto zokwenziwa zensimbi ejwayelekile ziphendula ngomoya endaweni enomswakama, eshintsha izakhiwo zensimbi zangempela.

Okuqukethwe okuphakeme kwe-chromium ne-nickel kuma-ss 316ti Flanges akuvumela ukuthi kusetshenziswe kuzilungiselelo ze-acetic acid kanye nama-nitric.

Duplex Flanges
Lolu hlobo lwe-Flange lwenzelwe ukuxhuma ngokuxhumeka kwe-butt weld kumapayipi noma imishini edinga amalunga avuthayo. Izintamo zeWeld zinikeza insiza enhle ezinhlobonhlobo zokushisa nezicelo zokucindezela. Ama-Flanges we-Butt Weld kumele acacise uhlelo lwepayipi lokumba. Ngenxa yentamo ebekiwe, kungukukhetha okuthandwayo kwemikhumbi yokucindezela kanye nokwakha ama-manholes, njll. Lawa ama-flanges ayaziwa nangokuthi ama-ani flanges noma asme B16.5 Amaphabhibi.

I-ASME B36.19M ingukucaciswa okujwayelekile kwamapayipi ensimbi angenasici, acacisa ubukhulu, ukubekezelelana kanye nezidingo zokukhiqiza amapayipi afakwe emthungo.

Ngensimbi engagqwali engama-316 Flanges, i-molybdenum yinto ebanikeza okuthile okukhethekile: ukuthuthukiswa kokugqwala okuthuthukisiwe. Ama-flanges ethu we-SS 316

I-Flainless yensimbi Flange ayigcini nje yokonga isikhala nesisindo, kepha futhi iqinisekisa ukuthi okuhlangene ngeke kuvuze futhi kube nokusebenza kahle kokubekwa uphawu. Usayizi we-Flange usayizi wehlisiwe ngoba ububanzi bendawo buncishisiwe, okuzonciphisa isigaba sendawo yokubekwa uphawu.

Ngaphezu kwe-ASME B16.5, abakhiqizi basebenzisa ukucaciswa kwe-ASTM A182 ekwakhiweni kwalawa mafulethi. I-ASTM A182 SS Dreducer Flanges enama-hubs enzelwe ukusetshenziswa ezindaweni eziphakeme zokushisa. Kungaleso sizathu-ke lezi zinsimbi zensimbi ezinciphile zivame ukuhlinzekwa ngokwelashwa kokushisa.

I-SAE 304 Insimbi Engagqwali iyinsimbi evame kakhulu engenacala. Insimbi iqukethe zombili i-chromium (phakathi kuka-18% no-20%) kanye ne-nickel (phakathi kuka-8% kanye ne-10,5%) [1] izinsimbi njengezicini ezingezona zensimbi. Kuyinsimbi engelutho engagqwali. Akukancane ngogesi nakwesobunxele kunensimbi yekhabhoni. Kuyinto kazibuthe, kepha kazibuthe kakhulu kunensimbi. Inokumelana nokuqina okuphezulu kakhulu kunensimbi ejwayelekile futhi isetshenziswa kabanzi ngenxa yokukhululeka lapho kwakhiwa khona ngezimo ezahlukahlukene. [1]

I-Flange eyimpumputhe futhi inguhlobo olukhethekile olunamathela ekugcineni komugqa wepayipi futhi ivale umugqa wepayipi esikhundleni sokuyixhuma kwelinye ipayipi.

Ama-Flango ensimbi ahlinzeka ngokufinyelela okulula kokuhlanza, ukuhlola noma ukuguqulwa. Imvamisa ziza ngezimo eziyindilinga kepha nazo zingafika ngezindlela zesikwele nezinxantathu. Ama-flanges ahlanganiswe komunye nomunye ngokubopha futhi ajoyine ohlelweni lwamapayipi ngokushiswa noma ethangothini futhi aklanyelwe izilinganiso ezithile zengcindezelo; I-150LB, 300LB, 400LB, 600LB, 900LB, 1500LB no-2500lb.

Ama-flanges ayimpumputhe eza ngezinhlobo ezahlukene njenge-SMO 254 Spectacle Blind Flange futhi. Uhlobo ngalunye lwe-flange lunenhloso yokusebenza kwisicelo. Uhlobo lobuso lwama-flanges luyahlukahluka futhi.

I-ASTM A182 317 1.4449 Flange ubukhulu 2534 2576 2573 PN6 5 304 Din Flanges DN25 PN40

I-EN1092-1: 2002 I-Plate Flange yokufaka i-welding \

Ukubuyekezwa Kwamakhasimende
Insimbi engagqwali 304 \ 30L Flanges ingahle yenziwe ngokuya nge-ASME B16.5 noma i-ASME B16.47 ngokuqanjwa okungu-18cr-8ni. Incwadi ¡° l¡ ± isho inguqulo ephansi yekhabhoni yensimbi engama-304 engagqwali.

Ama-flain ama-flain aqukethe i-chromium, i-nickel nezinye izingxenye zamakhemikhali. Isibonelo, ukungezwa kwe-molybdenum kungathuthukisa ukuthuthuka komkhathi, ikakhulukazi ukumelana nokugqwala emkhathini oqukethe i-chloride.

I-Alloy Steel Fasteners
Lolu hlobo lwe-Flange lwenzelwe ukuxhuma ngokuxhumeka kwe-butt weld kumapayipi noma imishini edinga amalunga avuthayo. Izintamo zeWeld zinikeza insiza enhle ezinhlobonhlobo zokushisa nezicelo zokucindezela. Ama-Flanges we-Butt Weld kumele acacise uhlelo lwepayipi lokumba. Ngenxa yentamo ebekiwe, kungukukhetha okuthandwayo kwemikhumbi yokucindezela kanye nokwakha ama-manholes, njll. Lawa ama-flanges ayaziwa nangokuthi ama-ani flanges noma asme B16.5 Amaphabhibi.

Imigoqo yensimbi yeDuplex & Rods
Ifaka insimbi engama-304 engenasici ukuze imelana nokugqwala okuhle kakhulu, le llainger evunyiwe ye-weldi tek flange ingafakwa ohlelweni nge-clurceferance ye-wald entanyeni. Indawo ye-welded ingahlolwa kalula yi-radiography. Ipayipi elifanisiwe ne-Flange Brore inciphisa isiyaluyalu nokuguguleka ngaphakathi kwepayipi. I-Flange ihle kakhulu ukuze isetshenziswe kuzinhlelo zakho ezibucayi futhi ilungele ukusetshenziswa ngomoya, amanzi, uwoyela, igesi yemvelo kanye nomusi.

I-Incoloy 925 Ama-Flanges enziwe ngemvula u-Nickel Alloy. Inikeza ukumelana nokuqhathaniswa okuqhathaniswa kuya ku-IT¡¯s Dadewethu Alloy Incoloy 825, kepha ngamandla akhulayo avela kwinqubo yokuqina kwe-Age.

I-ASTM A182 F310 \ F317L \ F347
Lolu hlobo lwe-Flange lwenzelwe ukuxhuma ngokuxhumeka kwe-butt weld kumapayipi noma imishini edinga amalunga avuthayo. Izintamo zeWeld zinikeza insiza enhle ezinhlobonhlobo zokushisa nezicelo zokucindezela. Ama-Flanges we-Butt Weld kumele acacise uhlelo lwepayipi lokumba. Ngenxa yentamo ebekiwe, kungukukhetha okuthandwayo kwemikhumbi yokucindezela kanye nokwakha ama-manholes, njll. Lawa ama-flanges ayaziwa nangokuthi ama-ani flanges noma asme B16.5 Amaphabhibi.

I-SMO 254 iSpecclecle Blind Flange futhi- Ukulwa nokugcwala ngomshini ophakeme womshini. Ngokwengeziwe, izakhiwo ze-6mo Flanges zifaka ukumelana nokugqwala, okuwusizo ngezinsizakalo eziya kwimithombo yezindaba eqinile equkethe izindawo.
Kunamabanga ahlukene wezinto ezibonakalayo ezinjenge-Dumplex Steel elingakhuphuki kahle nama-flanges ensimbi engagqwali. Kunokubala okuhlukile kwengcindezelo efana ne-10 bar kuya kubha engu-60 noma i-PN16 ku-PN64. Kunezinhlobo zensimbi yekhabhoni enciphisa izinhlobo ze-flange ezinokugqoka okuphezulu nokumelana nezinyembezi.
Njengoba izilinganiso eziphakeme zengcindezelo zidinga kuphela lolu hlobo lokuxhumeka lwe-flange, ama-flange we-butt weld ajwayele ukwenziwa ngobuso obuhlangene bendandatho (eyaziwa nangobuso be-RTJ. Le ndawo ebopha uphawu ivumela ukuthi i-gasket yensimbi ichotshozwe phakathi kwama-grooves ama-flanges amabili okuxhumanisa ukudala uxhumano oluhle kakhulu lwe-beldel assert emhlanganweni wepayipi ocindezelwe. Izintamo ze-RTJ Weld ezinokuxhunyaniswa kwensimbi yensimbi kungukukhetha okuyisisekelo kwezicelo ezibucayi.

I-Flange ingeyesibili esetshenziswa kakhulu endleleni yokujoyina ngemuva kokuhlakazeka. Ama-Flanges asetshenziswa lapho amalunga edinga ukusatshalaliswa. Inikeza ukuguquguquka kokulungiswa. I-Flange ixhumanisa ipayipi nemishini ehlukahlukene nama-valve. Ama-flanges e-BreakUp angezwa ohlelweni lwePipeline uma kulungiswa njalo ekusebenzeni kwezitshalo.

Izimpumputhe zingama-flanges ngaphandle kwesikhungo esinezindawo (umgodi noma ukuvula) futhi ziyatholakala kuzo zombili izitayela zobuso (ze-ff). Ngenkathi izinhlobo eziningi ze-flange zidala iphuzu lokuxhumeka elivumela ukugeleza koketshezi, igesi, noma umoya, ama-flanges ayimpumputhe asetshenziselwa ukuvala ukuphela kohlelo lwamapayipi futhi avikele ukugeleza. Ama-flanges ayimpumputhe angasetshenziswa lapho uhlola ingcindezi yepayipi, ukudala indawo yokufinyelela ohlelweni lwamapayipi, ukuze akwazi ukuvala uhlelo lwe-piping ngenkathi elungisa noma elungisa uphawu lwesikhathi eside ukuze unqamule uhlelo lwamapayipi.

\ 5 ^ kususelwa ku-
Lolu hlobo lwe-Flange lwenzelwe ukuxhuma ngokuxhumeka kwe-butt weld kumapayipi noma imishini edinga amalunga avuthayo. Izintamo zeWeld zinikeza insiza enhle ezinhlobonhlobo zokushisa nezicelo zokucindezela. Ama-Flanges we-Butt Weld kumele acacise uhlelo lwepayipi lokumba. Ngenxa yentamo ebekiwe, kungukukhetha okuthandwayo kwemikhumbi yokucindezela kanye nokwakha ama-manholes, njll. Lawa ama-flanges ayaziwa nangokuthi ama-ani flanges noma asme B16.5 Amaphabhibi.

I-DIN 1.4301 ama-flainless wensimbi amaphayipha futhi anezakhiwo ezinhle kakhulu nezakhiwo ze-welding. Ama-flanges angama-304 akhiwe ngama-flanges ahlukahlukene kakhulu angenasici ngenxa yokushiswa kwawo. Ukumelana nokugqwala kuhlinzeka ngokusebenza okungcono kakhulu kwensimbi engenasici ngentengo ephansi.

I-flange ingaba yipuleti lokumboza noma ukuvala ukuphela kwepayipi. Lokhu kubizwa ngokuthi yi-flange eyimpumputhe. Ngakho-ke, ama-flanges abhekwa njengezakhi zangaphakathi ezisetshenziselwa ukusekela izingxenye zemishini.

Ama-Flanges ayimiphetho eyindilinga ngokubheka ngaphandle noma izimbambo ngezinye izikhathi enza amandla ngokuhlanganyela. Kunezinhlobo ezahlukene zokuvutha ama-flanges kanye namamaki ahlukile ezibonakalayo asetshenziselwa ukukhiqiza lawa mafazili.

Izimpumputhe zingama-flanges ngaphandle kwesikhungo esinezindawo (umgodi noma ukuvula) futhi ziyatholakala kuzo zombili izitayela zobuso (ze-ff). Ngenkathi izinhlobo eziningi ze-flange zidala iphuzu lokuxhumeka elivumela ukugeleza koketshezi, igesi, noma umoya, ama-flanges ayimpumputhe asetshenziselwa ukuvala ukuphela kohlelo lwamapayipi futhi avikele ukugeleza. Ama-flanges ayimpumputhe angasetshenziswa lapho uhlola ingcindezi yepayipi, ukudala indawo yokufinyelela ohlelweni lwamapayipi, ukuze akwazi ukuvala uhlelo lwe-piping ngenkathi elungisa noma elungisa uphawu lwesikhathi eside ukuze unqamule uhlelo lwamapayipi.