Amapuleti ensimbi namashidi namakhoyili

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.

I-Stainless 904l Flange iqukethe inani eliphakeme lezithako ezibizayo, njenge-molybdenum ne-nickel. Namuhla, iningi lezinhlelo zokusebenza eziqashelwa iBanga 904L zithathelwa indawo ukudonsa okuphansi kwensimbi engenacala engama-2205.

Yize i-molybdenum iyinto enhle, ukuyisebenzisa ngokweqile kunganciphisa i-flity ye-creemp ye-gr f11 amafulekisi epuleti. I-graphitization kanye nokubola kwe-carbide yensimbi kungenzeka lapho izinga lokushisa lidlula ama-degree angama-500 Celsius. I-Chromium ingeziwe ku-SA A182 F11 F11 Alloy Steel Cl.2 Flangele amapayipi okuvimbela ukuncishiswa kwe-freep decticity kanye ne-graphitization. Ngaphezu kwalokho, i-chromium engezekile ihlinzeka ngokumelana ne-oxifation.

I-Incoloy 925 ama-speccle blind Flanges anokumelana ne-chloride ion stress ¨c ukugqekeza kokugqwayiza. Ngenxa yokuthi amaflethi entamo e-incoloy 925 we-weld

I-A182 F316L ekhethekile ye-Flange Chemicy Chemical Chemicals
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 Flange ivame ukusetshenziselwa igesi ephansi nangaphezulu kwegesi - kahle ngenxa yokumelana kwayo okuhle kakhulu ekuqhekekeni kwengcindezi ye-sulfide ukucindezelwa kanye nokuqhekeka kwengcindezi ku-oyela engcindezini¡ ± (H2S aqukethe) uwoyela wemvelo kanye negesi yemvelo.

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.

Kubhekwa njengensimbi eyisisekelo ebaluleke kakhulu, ama-flanges ensimbi angenasici abizwa nangokuthi u-18-8 ebangeni elinokuqukethwe okuphezulu kwe-chromium nokuqukethwe okuphansi kwekhabhoni. Ukuba khona kokuqukethwe okuphansi kwekhabhoni ku-alloy kuvimbela ukwakheka kwezindawo ze-carbide ngesikhathi se-welding kanye nokunciphisa amalangabi angama-304 angenaziqhingi ekunciphisweni kokugqwala komoya.

I-flange iyindandatho yensimbi (eyakhiwe, enqunywe kusuka epuletini, noma i-rolled) yakhelwe ukuxhuma izingxenye zepayipi, noma ukujoyina ipayipi kumhlangano wengcindezi, i-valve, iphampu noma omunye umhlangano ovusiwe ovusiwe. Ama-Flanges ahlanganiswe komunye nomunye ngama-bolts, futhi ohlelweni lwamapayipi ngokushiswa noma ngomcucu (noma okuxekethile lapho kusetshenziswa izimbumbulu). I-Finanless yensimbi filange eyenziwe lula njenge-SS Flange, isho ama-flanges enza ngensimbi engenacala. Amazinga ajwayelekile wezinto ezibonakalayo namamaki yi-ASTM A182 Ibanga F304 \ l ne-F316 \ l, libe ngu-2500 njll.

Ama-flanges ayimpumputhe anobukhulu be-flange, uhlobo lobuso obufanayo, nendlela efanayo yokuphumula efanayo. Ama-flanges ayimpumputhe angasetshenziswa futhi ukubeka uphawu lokuvula i-nozzle emgqonyeni wengcindezi. Ngoba igcotshwe, i-flange eyimpumputhe ihlinzeka ngokufinyelela okulula ngaphakathi kwesitsha noma ipayipi,
I-Flange ehlanganisiwe ehlanganayo inguMhlangano wezakhi ezimbili, enesiphetho sezinhlamba esine-flange yendandatho ehlanganyelwe ebekwe phezu kwayo. Ukuphela kwe-stub kufakwe i-butt ku-pied, futhi indandatho ye-flange ingashintshwa ukuze ivumelanise ne-flange ye-aiting. Lolu hlobo lokuxhumana lwe-flange luwusizo ikakhulukazi kuma-flangese amakhulu noma alukhuni.
Izicelo ezijwayelekile zensimbi zifaka: Imishini yokulungiselela ukudla, imishini yelebhu, iziqukathi zamakhemikhali zokuhamba, iziphethu, izikrini zokushisa, izitifiketi zokugula, ukugcwaliswa kwasolwandle, ukugcwaliswa kwamanzi. Omunye womehluko omkhulu phakathi kwensimbi engama-316l yensimbi engenacala nensimbi engama-316 eyenziwe ngeziqhingi ukuthi okuqukethwe yi-carbon kwangaphambili kuphakama ngo-0,03%, kanye nokuqukethwe kwekhabhoni okugcina kuphakeme njenge-0.08%. Lo mehluko ubanikeza izakhiwo ezahlukahlukene. Masifunde kabanzi nge-alsoy yensimbi engama-316l engenasici.

I-ASTM A182 F316 iyindlela yokucaciswa yezinto ezibonakalayo zensimbi engama-316 ekilasini futhi isetshenziselwa ukukhiqiza izici noma imikhiqizo eyenziwe futhi enemininingwane yokufaka izicelo ezibandakanya i-High Temperity Service.

I-316l yaziwa kakhulu phakathi kwabakhiqizi bokumelana nokuqhekeka ngemuva kokuthi inqubo yokufaka i-welding iphelele. Lokhu kwenza i-316L ukukhetha kokuqala kwabakhiqizi abafuna ukwakha izakhiwo zensimbi zezicelo zezimboni.

Ukufaka izimpumputhe okubukwayo phakathi kwamapayipi amabili avundlile. Esikhundleni sokubhidliza izimpumputhe endaweni ezungeze ukujikeleza okugcwele kwepayipi elinjengawe ngabe umbhobho wepayipi, esikhundleni salokho ulifaka ngokufaka enye yama-flange bolts emgodini ophakathi.

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-ANSI standard alloy insimbi engu-304 ye-flange yepayipi esuka ekilasini 150 kuya ku-2500
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.

Insimbi engenacala iyidlelo lensimbi engagqwali elikhiqizwa ngokuya ngamazinga e-ASM AMER ASS ASSM. Insimbi engenasici iyinsimbi esetshenziswa kakhulu yensimbi engenasici kanye nensimbi engasho lutho. Kusebenza kwimishini yokukhiqiza ukudla, imishini yamakhemikhali ye-Xitong, amandla enuzi, njll.

Ibanga 304 liyi-alloy engekho emthethweni. Ngakho-ke, lokhu okuqukethwe kwakhiwa kalula kwimikhiqizo ehlukahlukene kufaka phakathi ama-flangese. Ngokuyinhloko kufunwa ngenani lezomnotho, ukusetshenziswa kwama-flanges wensimbi engenasici angama-304 kujwayelekile kwizicelo ezidinga ukumelana nokuqina okulinganiselwe. Amandla kanye nokumelana kwalawa ma-flanges aphansi kunebanga lama-316 ngokuqhathaniswa namamaki amaningi e-carbon.

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.

I-Flange iyisigaxa esinqunyelwe, i-lip noma i-rim, kungaba yangaphandle noma yangaphakathi, esebenza ukukhulisa amandla (njenge-flange yogongolo lwensimbi efana ne-i-beam noma i-t-beam); Ukuthambekela okulula noma ngokuzinza futhi uqondise ukunyakaza komshini noma izingxenye zawo (njenge-flange yangaphakathi yemoto yesitimela noma isondo le-tram, eligcina amasondo asuka ojabha). Igama elithi "i-flange" lisetshenziselwa futhi uhlobo lwethuluzi olusetshenziselwa ukwakha ama-flanges.

I-Flanged Joint yakhiwa okuhlukile okuhlukile futhi okuzimele yize izingxenye ezihlangene; amafuvu, ama-gaskets, kanye ne-bolting; aqoqwe ngelinye ithonya, i-fitter. Izilawuli ezikhethekile ziyadingeka ekukhetheni nasekusetshenzisweni kwazo zonke izinto ezikhona ukuthola okuhlanganisiwe, okunokuqina okuvuzayo okwamukelekayo.

I-flange iyindandatho yensimbi (eyakhiwe, enqunywe kusuka epuletini, noma i-rolled) yakhelwe ukuxhuma izingxenye zepayipi, noma ukujoyina ipayipi kumhlangano wengcindezi, i-valve, iphampu noma omunye umhlangano ovusiwe ovusiwe. Ama-Flanges ahlanganiswe komunye nomunye ngama-bolts, futhi ohlelweni lwamapayipi ngokushiswa noma ngomcucu (noma okuxekethile lapho kusetshenziswa izimbumbulu). I-Finanless yensimbi filange eyenziwe lula njenge-SS Flange, isho ama-flanges enza ngensimbi engenacala. Amazinga ajwayelekile wezinto ezibonakalayo namamaki yi-ASTM A182 Ibanga F304 \ l ne-F316 \ l, libe ngu-2500 njll.

Ama-flanges ayimpumputhe anobukhulu be-flange, uhlobo lobuso obufanayo, nendlela efanayo yokuphumula efanayo. Ama-flanges ayimpumputhe angasetshenziswa futhi ukubeka uphawu lokuvula i-nozzle emgqonyeni wengcindezi. Ngoba igcotshwe, i-flange eyimpumputhe ihlinzeka ngokufinyelela okulula ngaphakathi kwesitsha noma ipayipi,
I-Flange ehlanganisiwe ehlanganayo inguMhlangano wezakhi ezimbili, enesiphetho sezinhlamba esine-flange yendandatho ehlanganyelwe ebekwe phezu kwayo. Ukuphela kwe-stub kufakwe i-butt ku-pied, futhi indandatho ye-flange ingashintshwa ukuze ivumelanise ne-flange ye-aiting. Lolu hlobo lokuxhumana lwe-flange luwusizo ikakhulukazi kuma-flangese amakhulu noma alukhuni.
Izicelo ezijwayelekile zensimbi zifaka: Imishini yokulungiselela ukudla, imishini yelebhu, iziqukathi zamakhemikhali zokuhamba, iziphethu, izikrini zokushisa, izitifiketi zokugula, ukugcwaliswa kwasolwandle, ukugcwaliswa kwamanzi. Omunye womehluko omkhulu phakathi kwensimbi engama-316l yensimbi engenacala nensimbi engama-316 eyenziwe ngeziqhingi ukuthi okuqukethwe yi-carbon kwangaphambili kuphakama ngo-0,03%, kanye nokuqukethwe kwekhabhoni okugcina kuphakeme njenge-0.08%. Lo mehluko ubanikeza izakhiwo ezahlukahlukene. Masifunde kabanzi nge-alsoy yensimbi engama-316l engenasici.

Kunama-flanges ahlukahlukene we-autenitic ne-ferritic emakethe. I-SS Flange eyaziwa nangokuthi i-filange yensimbi engenasici ingenye yazo. Ama-flain angenasici ngensimbi amaphayiphu atholakala emabangeni ahlukahlukene ahlukahlukene ahlukahlukene emishini. Ngenxa yokumelana kwabo kokugqwala, la ma-flange amaphayiphu ensimbi angenasici asetshenziswa izitshalo zokukhiqiza ezicijile nasomanyolo. Abakhiqizi bensimbi engenasici e-India bancoma la mafulethi ngenxa yokumelana kwabo nokuqhekeka okuhlobene nokugqwayiza okuhlobene. I-SS 316 Flate Flanges iyi-auntenitic grade flanges enokuqukethwe okuphezulu kwe-molybdenum.

I-HT PIPE ikunikeza yonke indawo yalezi zinsimbi ezingenasici ezivutha izinsimbi futhi kukusiza ukuthi ukhethe i-SS 304 Puddle Flange evumelana kahle nezinhloso zakho. With abasebenzi bethu abachwepheshe abazinikezele ensimini, ngeke ube nazinkinga zokuthenga, ukuletha noma ukufaka umkhiqizo wakho.

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 yengcindezi ehlukile, ubukhulu behlukile, futhi ama-bolts abawahlukile ahlukile, lapho ipompo ne-valve exhuma ngepayipi, izingxenye zemishini nazo zenziwe ngepayipi elihambisanayo, okuvame ukuxhumeka kwephayiphu, okuvame ukubizwa

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.

I-Stainless Steel 316 yibanga elingenamikhawulo elingenacala eline-4% molybdenum ekwakhiweni kwalo. Okuqukethwe kwe-chromium, i-nickel ne-molybdenum yenza insimbi engagqwali engama-316 inamandla, ukumelana nokugqwala kanye ne-ductile.

I-flange iyindandatho yensimbi (eyakhiwe, enqunywe kusuka epuletini, noma i-rolled) yakhelwe ukuxhuma izingxenye zepayipi, noma ukujoyina ipayipi kumhlangano wengcindezi, i-valve, iphampu noma omunye umhlangano ovusiwe ovusiwe. Ama-Flanges ahlanganiswe komunye nomunye ngama-bolts, futhi ohlelweni lwamapayipi ngokushiswa noma ngomcucu (noma okuxekethile lapho kusetshenziswa izimbumbulu). I-Finanless yensimbi filange eyenziwe lula njenge-SS Flange, isho ama-flanges enza ngensimbi engenacala. Amazinga ajwayelekile wezinto ezibonakalayo namamaki yi-ASTM A182 Ibanga F304 \ l ne-F316 \ l, libe ngu-2500 njll.

Ama-Flanges amabili abaluleke kakhulu, anjenge-butt welding flanges nama-flanges ayimpumputhe, ajwayele ukusetshenziswa ezinhlelweni zamapayipi. Amagama athi "B16.5" noma "B16 5" asetshenziswa ngokushintshana futhi abhekisele ezingeni elifanayo. Kodwa-ke, asme asme B16 5 (ANSI B16 5) Ihlanganisa kuphela amasayizi aze afike kuma-amayintshi angama-24. Okosayizi abakhulu, i-ASME B16.47 Imboza ejwayelekile yokushisa-izinga lokushisa lokushisa, izinto zokwakha, ubukhulu, ukubekezelelana nokuhlolelwa ama-NPS 26 kuya kumakilasi angama-75, 150, 300, 400, 600 no-900.

Singamasheya amakhulu kunawo wonke wensimbi engenasici ASTM A182 317l Flanges afana ne-SS EXS S31703 Flanges, 317 I-F320L Weld Flanges, i-B18.47 317 F317 Izibukeli Izimpumputhe Eziyimpumputhe, Ibanga 317 Izinsimbi 317 Izinsimbi 317 - Izinsimbi 317 Ukulambisa amalangabi, SS 317l Ring Uhlobo Flangele (RTJ) njll.

I-Al-6xn Alloy kulula ukuyivula usebenzisa amapharamitha afanayo njenge-Type 316l insimbi engenacala, kufaka phakathi isivinini sokuhamba (i-IPM) ne-Weld yamanje. Kujwayelekile ukusebenzisa indandatho yokufaka yeWeld ukuthola amandla angeziwe lapho i-orbital noma ebhukwayo ye-welding endle.

I-Al-6XN isetshenziswa kabanzi ngoba iyi-6% moly Superauutustenitic alloy enikeza ukumelana okuqinile kuma-chlorides atholakala ku-ketchup, iziphuzo zemidlalo, nezithako ze-buffer, kanye nezithako ezisebenzayo ezenza ukuba zibangela ukugqwala okwenziwe kahle.

Njengoba igama libonisa, ama-flange ama-weld we-ally butt afakwa ngaphansi kwepayipi. I-Flange Holes Qondanisa izimbobo zamapayipi, ivumela ukugeleza komkhiqizo okungaphazanyiswanga nokunciphisa isiyaluyalu nokuguguleka kokuguguleka kwamalunga.