Ama-FLWISE APT-SPEL BET-WELD APT-Welded aphakamise i-FLLESE APPEL ahlinzeka ngemishini emihle kakhulu futhi engaguquki yesivinini esikhulayo sokusika, ukugqokwa kwethuluzi lokunciphisa kanye nesikhathi sokusetha.
I-S32205 Duplex Steel Asme SA182 Butt Weld Flanges ilungele amanzi olwandle nemishini yokukhiqiza amandla ngoba izindawo zabo ezibushelelezi zingamelana namazinga okushisa aze afike ku-600¡ãf, ngenkathi enezimpawu ezinhle kakhulu zokugeleza.
Inhlanganisela ye-chromium, i-molybdenum ne-nitrogen kunikeza ukumelana okuhle kwe-chloride nokugqwala kwe-crevice. Lokhu kumelana kubaluleke kakhulu kwizinsizakalo ezinjengezindawo zasolwandle, amanzi aqhekekile, imisebenzi yokubhula, izinhlelo ezivaliwe zamanzi e-loop kanye nezinye izinhlelo zokusebenza zokudla.
Amabanga angenacala angenacala abizwa ngokuthi duplex ngoba la mabanga acishe abe ama-flange ane-flange Lesi sigaba sesigaba ezimbili i-missructure siqukethe okusanhlamvu okufana ne-auntenitic. Njengoba igama libonisa, ukwakhiwa kwe-duplex kunikeza le nto duplex yensimbi ye-socker ye-socker weld i-flange impahla ehlukahlukene yezakhiwo ezithandekayo.
Imishini eminingi yokucubungula isebenzisa i-Duplex 2205. Iphinde isetshenziswe yi-Industrial Storage kanye namayunithi okuhamba. Ama-pulp kanye namaphepha okugaya, amathangi awuketshezi nemishini yamaphepha nawo asebenzisa i-duplex 2205. Ilungele ukusetshenziswa ezindaweni zasolwandle.
Okuqukethwe kwe-chromium kuphakathi kuka-20-28%, yingakho u-Ex S3180003 \ S32205 uFlonges oyimpumputhe uhlangabezana nento ebizwa ngokuthi yiPhathamezwe. Kulesi phenomenon, isendlalelo sokuzivikela esiphilisayo soxide esizungeza i-flange senze ukuthi imelane ne-oxidation.
Njengoba i-nickel iyisitatimende sezimpahla, izindleko zokusebenzisa ama-alloys ahlelwe kakhulu kusetshenziswa ama-alloys athambekele ekubizeni kakhulu. Ngaphandle kokuqukethwe okuphansi kwe-nickel, ama-flangel angama-2205 ama-flangetes akwazi ukukhombisa izakhiwo ezimbalwa ezibalulekile ngenxa yokuqukethwe okuphezulu kwe-molybdenum ne-chromium.
I-chromium ephezulu, okuqukethwe kwe-molybdenum kanye ne-nitrogen ka-2205 kunikeza ukumelana okungcono kokugqwala kunezinsimbi ezijwayelekile ezingejwayelekile njenge-316l kanye nama-317l ezindaweni eziningi. Le alloy exotic isetshenziswa ekuhlolweni kwamafutha kanye negesi futhi isetshenziswa embonini yokucubungula amakhemikhali.
Ukwakheka kwamakhemikhali kweDuplex F51 Flanges kuqukethe ikhabhoni, i-chromium, i-manganese, molybdenum, nitrogen, nickel ne-phosphorus. Ama-Flanges asetshenziswa ezinhlelweni zokucindezela kanye nama-valve fittings.
Okwe-Duplex Steel Flanses, isixazululo sokuhlehlisa endaweni yokushisa efanelekile elandelwa ukujula kwamanzi ngokushesha kungafinyelela ibhalansi yesigaba se-metallurgical aupurgical aupurtical aupunnical auustol-ferrite. Kubalulekile ukugcina isikhathi phakathi kokushiya isithando somlilo namanzi aqala ukucima amafushane ngangokunokwenzeka. Lokhu ukunciphisa ukulahleka kokushisa kusuka ku-flange, okungaholela ekutheni imvuthulo yezikhathi ezilimazayo ngaphambi kokucima amanzi okushisa kwegumbi.
Inzuzo yesakhiwo sesigaba esimbaxambili ukuthi ihlanganisa izinzuzo ze-Ferritic Alloys (ukumelana nokuqhekeka kokugqwayiza kanye namandla aphezulu) ngezinzuzo ze-AUSTENITIC ALLOYS (ukumelana nokugqwala nokugqwayiza). Ukushisa kwensiza kwensimbi engu-2205 Dumplex Insimbi Engagqwali kufanele kukhawulelwe ngaphansi kuka-600¡ãf. Ukuchayeka isikhathi eside kumazinga okushisa aphezulu kungenza ama-brinkle ensimbi angama-2205.
Njengawo wonke amabanga angenasici angenasici, ukumelana nokugqwala kwensimbi noma i-alloy kuncike ngokuyinhloko ekwakhiweni kwensimbi, kuleli nsimbi engenacala. Ukumelana nokugqwala kwe-chloride nokugqwala kwe-chlorice, okuqukethwe yizinto ezifana ne-chromium, i-molybdenum ne-nitrogen kubhekwa njengokubaluleke kakhulu.
Ama-Flanses ensimbi engagqwali asetshenziswa kabanzi embonini kawoyela osogwini lolwandle kanye negesi lapho adalulwa khona kwimithombo yezindaba eqinile. Embonini kawoyela negesi, lapho imidiya ithuthwa ngokushesha eziteshini, izakhi ezisetshenziswe lapha zingaguga.
Izinto eziphambili zokuqalisa yi-chromium ne-nickel, kepha i-nitrogen, i-molybden, ithusi, i-silicon ne-tungsten zingangezwa ukulawula ibhalansi yesakhiwo futhi zidlulisela izakhiwo ezithile zokulwa nokugqwala. Ukuphikiswa kokugqwala kwama-turex stainless steress kuyafana nalokho kwensimbi e-auntenitic engagqwali equkethe izinto ezifanayo ezesalisa.
Lokhu kusho ukuthi ithola ukumelana nokugqwala kwayo okuphezulu kanye nokuphikiswa okuvela e-Aucen ku-alloy, kanye neWerkstoff No 1.4462 blrf Flange inamandla amakhulu nobulukhuni, bobabili okuyingxenye ye-Ferritic.
Uma kuqhathaniswa nama-auntenitic steress stainless, ama-duplex ama-stainless anokuqina okuphezulu futhi avune amandla kanye nokuphikiswa okuthuthukile kakhulu ku-chloride SCC (ukuxabana kokugqwayiza). Zibuye zibubonise ubunzima obuphakeme kune-Ferritic Steel engenasici.
Kwamabanga ajwayelekile ase-Aututenituc angenasici (njenge-304 no-316), i-SCC ingaba yinkinga ezindaweni zomswakama kanye namazinga okushisa aphezulu noma ngamakhemikhali athile afana nama-chlorides. Ngakho-ke, abahlinzeki be-Duplex Blind Flange bavame ukubanikeza ezimbonini ezinjengezimbotshana zamafutha nezimboni, igesi, izimboni ze-petrochemical nezasolwandle.
I-Duplex 2205 iyi-nitrogen ethuthukisiwe yensimbi engagqwali eyenzelwe ukuxazulula izinkinga ezijwayelekile zokugqwala ezihlangabezana nazo ngochungechunge olungu-300 olungenacala. "I-Duplex" ichaza umndeni wama-stainles ama-auntenitic angelona i-auntenitic (njengensimbi engama-304 engagqwali) noma i-Ferritic eyi-430
I-Duplex Sliding Sliding Ubuso Buso Flanges banokuphikiswa okuphezulu kokugqwala ku-Chloride-equkethe imithombo yezindaba, kufaka phakathi amanzi olwandle, okwenza leli banga lihle nge-Deepwater Impilicals kanye nohlu lwamanye ama-oyili kanye negesi.
Kusukela ama-nsimbi angenacala ane-nickel ephansi ye-nickel kanye ne-molybdenum kunensimbi e-auntenitic engenasici, bavame ukuba nokuphikiswa okufanayo kokugqwala. Okuqukethwe kwe-alloy okuphansi kwensimbi engenacala engagqwali kusho izindleko eziphansi. Lokhu kuyiqiniso, ikakhulukazi lapho ama-alloy surcharges aphezulu. Futhi, ngenxa yamandla aphezulu wesivuno sama-nsimbi angenacala aqhathaniswa nama-auntenitic steress steres, kuvame ukwenzeka ukunciphisa ubukhulu bendawo yabo. Le nhlanganisela inganciphisa kakhulu izindleko kanye nesisindo sePilo eli-150 le-Drade Dumplex Flange ubukhulu uma liqhathaniswa nezinto kumamaki ase-Auutenitic angenasici.
Kukhulisa futhi amandla njengento eqinile eqinile yokuqinisa into eqinile. I-nitrogen ingumuntu onamandla we-Auucen yangaphambili, futhi ukungezwa kwe-nitrogen kuthuthukisa kakhulu ubunzima bensimbi ebili-2. Ibuye ibe yihlele nokwakhiwa kwamakhompiyutha aphakathi nendawo anele okuvumela ukucubungula kanye nokuklanywa kwama-steel-phasigal steel. I-nickel yi-auntenituct stabilizer ekhuthaza ukwakheka kwesakhiwo se-FCC se-auntenitic FCC, esinomthelela ekubumbeni kwama-steel-phasigal steel.
I-Duplex Steel yangeniswa emakethe njengendlela yokubhekana nezinkinga ezihambisana nokuqhekeka okuhlobene nokugqwala okubangelwa izixazululo ze-chlorine. Ukwakheka kwamakhemikhali kwezinto ze-dulex Flange nazo zenza ama-flanges athambekele ekunciphiseni kwe-chlorine-angethe Lezi ze-alloys azibizi kakhulu kunezinsimbi ezisuselwa ku-nickel.
Abahlinzeki bensimbi engagqwali i-flain flainle ancoma leli banga elingenamicikilishelwa imisebenzi ngoba uhla lwamabanga angenasici lufana nohlu lokumelana olungenasici lufana nohlu lokuphikiswa lwensimbi olungenacala, isb.
Uma kuqhathaniswa nensimbi ehambisanayo ye-auntenitic, kuthambekele kakhulu ekumeni kwezulu kwezigaba ze-sigma, ama-nitrides kanye nama-carbides, okuholela ekulweni nokuphikiswa kokugqwala okuncishisiwe. Ama-Flanges e-Duplex Steel yi-Ultra-Steel efanele ukusetshenziswa kwezimo ezilimazayo lapho kudingeka khona amandla aphezulu emishini.
Basiza ukuguqula futhi bahlanze ngisho nalezi zinhlelo zenqubo. Ukumelana nokugqwala kanye nezindawo ezishukumisayo zama-duplex sliding flanges anyusiwe kuqhathaniswa nama-flanges ensimbi engagqwali.
Amandla okushisa aphezulu aphezulu esigaba sensimbi sensimbi flanges afana ne-alloy grade 430 ezinhlelweni zokushisa ezingama-950 kuya ku-1150¡Ãc. Kodwa-ke, amandla ashubile alawa ma-flanges akhuphuka ngokushesha ngaphansi kwe-900¡¡Ãc.
Njengensimbi ye-alloy ephakathi nendawo, ama-dueplex blind aphakanyiselwe ubuso be-flanges anikela ngokumelana kahle nokugqwayiza kanye namandla emishini kwabezindaba abaningi uma kuqhathaniswa ne-astm evamile ye-astm 316l.
Isakhiwo sensimbi engu-2205 Dumplex Insimbi engenacala iqukethe ichibi le-Austonite elizungezwe isigaba esiqhubekayo se-Ferrite. Esimweni esivelele, u-2205 uqukethe cishe ama-40-50% Ferrite. I-2205 ivame ukubizwa ngokuthi ibanga le-workhorse futhi yibanga elisetshenziswa kakhulu emndenini wensimbi engagqwali.
Kusetshenziswa ama-flanges e-UNS S31803 Duplex Amaphayiphu eqinisekisa ukusebenza okuphezulu, ukumelana nokugqwala okuphezulu kanye nempilo yenkonzo ende. Ngenxa yendalo ephimbili ye-auntenitic ne-ferritic misfrectures ekhona ngokulingana okulinganayo, impahla yesigaba esimbili sensimbi i-RTJ Flange ithola izakhiwo zazo zombili zensimbi.
Okokusetshenziswa okuningi lapho insimbi ye-300 yensimbi engenacala isengozini yokuqhekeka kokugqwayiza kwe-chloride ukuqhekeka, i-2205 Dumplex Steel engenacala yisixazululo esisebenzayo. Ukuqhekeka kokugqwayiza kwengcindezi kwenzeka lapho kufakwa insimbi engenacala ngaphansi kwengcindezi ye-tensaile ngenkathi ukuxhumana nezixazululo eziqukethe ama-chlorides. Amazinga okushisa aphakeme akhulisa futhi ukuthambekela kwensimbi engenasici ekuqhekekeni kwengcindezelo.
