I-125-250 AARH (ibizwa ngokuthi ukuqeda bushelelezi)

I-Duplex Steel yenzelwe ukuhlanganisa ukumelana okuthuthukisiwe ekuqhekekeni kokugqwayiza kwengcindezelo (kufaka phakathi ukuqhekeka kokugqwayiza kwe-sulfide), ukugcwala kwe-sulfide stress corlosion)

Ukuphikiswa kwe-oxidation kwalezi zinto ezimbaxambili zesigaba sensimbi S31803 Butt Weld Flanges kulungile emazingeni okushisa aphezulu, kepha kuvame ukuba ngamazinga okushisa angaphezu kwamazinga okushisa angama-300 ngaphezulu kwama-degrees ama-degrees afinyelela kuma-475 degrees Celsius. Lezi zingcingo ezihlangene zesigaba se-S32205 ezihlangene ze-S32205 zibonisa ukusebenza okuphezulu nokuguguleka kokusebenza kanye nokukhiqizwa okuphansi okuphansi kanye nokuvuselelwa okuphezulu okushisayo kunokuqinisekiswa.

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.

Izilinganiso zokucindezela kwezinto ezibonakalayo zikhethwe amakilasi 150lbs ngama-2500lbs. Kunezinhlobo ezahlukene ze-D51 FLAnges ezifana nobuso obuphakanyisiwe, uhlobo lwendandatho oluhlanganisiwe kanye nama-flat ubuso.

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.

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

Ama-Flanges e-Druplex asetshenziswa kabanzi ebunjiniyela obusetshenzisiwe, imishini kanye nezimboni zezimoto. I-Duplex Steel S31803 Lap Flanges ilungele izinhlelo zokusebenza ezidinga ukumelana okungcono kokugqwala kunohlobo lwama-316 kanye namandla amahle okushisa aphezulu. Sine-Duplex Steel S31803 \ S32205 FLANES E-STOCK. Ama-Flanges e-Druplex ajwayele ukusetshenziswa kumakhemikhali, ama-petrochemical, nasezimbonini zamandla.

I-ASTM A182 ANCS S31803 Duplex Flanses ilungele amaqembu amane amaqembu amane, i-Ferritic ne-Auutenitic, futhi ekugcineni insimbi eqinile. Lokhu kwakha ngoba kusekelwe kwizakhiwo zekristalu kanye nensimbi engenacala. Bakunikeza indawo yokumelana namazinga okushisa aphezulu futhi ibanikeze amandla wepayipi le-us s322o5 butt welded welded. Kuthiwa angenziwa ngokwakheka kwamakhemikhali kwezilinganiso ezilinganayo ze-Aucen ne-Ferrite.

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.
Ama-Flanges we-Butt Weld angama-Flanges aklanyelwe ukuxhunywa ezinhlelweni zokuphawula nge-butt welding. Kunokucaciswa okuningi kwale Flange. Ama-Flanges we-Butt Weld ayabiza ngenxa yezintambo zawo ezinde ezinde nezindleko eziphezulu zabasebenzi ama-flanges e-WN athintana namapayipi noma ukufakwa, kepha ancamela izinhlelo zokusebenza eziphezulu zokucindezela. Intamo noma i-hub idlulisela ingcindezi kupayipi.
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-Duplex 2205 Flanges ihlanganisa izimfanelo zokuphikiswa kokugqwayiza kwengcindezelo kanye namandla aphezulu athathwe ekubeni yi-alloy ye-ferrititic kanye namakhono ayo e-autusinitic.

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.

Ngenxa yokwakheka kwezinto ezibonakalayo, amandla kanye nokuphikiswa kokugqwala, lawa ma-flanges asetshenziswa ezinhlelweni ezahlukahlukene.

Ubuso be-Flange buqeda isitoko sokuqeda isitoko

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.

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.

Duplex 2205 flanges have a ductile to brittle transition at -50¡ãC and also become brittle at 300-1000¡ãC, so the recommended service temperature is -50¡ãC to 300¡ãC. Ukuchayeka ngaphezulu kwe-300¡Ãc ngeke kudale kuphela ukufona kwalo-2205 flange, kepha kuzonciphisa ukumelana nokugqwala.

Ukusetshenziswa kwe-Duplex kanye ne-Super Dumplex Steel engenacala kufanele kukhawulelwe ngaphansi kuka-570¡ããf, njengoba ukuvezwa isikhathi eside kumazinga okushisa aphezulu kungenza okuthe xaxa.

Umsebenzi wesibili wamandla we-Dumplex ukulungiselela abasebenzi abathola lezi zinhlelo ukuhlanza, bahlole noma bazishintshe. Ngokuvamile, izinhlelo zokusebenza ze-Dumplex Insimbi Flanses zitholakala kulezi zimboni ezilandelayo, izitshalo zamakhemikhali, izitshalo zamanzi ezishisayo, izitshalo zegesi, i-pulp yokuphelelwa amandla. Lezi zimboni zisebenzisa amasistimu wokupheka amapayipi ukuhambisa imidiya, okuvame ukudala uhlobo oluthile lwengcindezi kumafazili ajwayelekile.

I-ASTM A182 F53 FLANSEs ibhekisa ama-flanges enziwe kusuka ku-Super Druplex Steel engenacala 2507 (ANS S32750) yinqubo eshisayo yokwakha.

Ukuphikiswa kwe-oxidation kwalezi zinto ezimbaxambili zesigaba sensimbi S31803 Butt Weld Flanges kulungile emazingeni okushisa aphezulu, kepha kuvame ukuba ngamazinga okushisa angaphezu kwamazinga okushisa angama-300 ngaphezulu kwama-degrees ama-degrees afinyelela kuma-475 degrees Celsius. Lezi zingcingo ezihlangene zesigaba se-S32205 ezihlangene ze-S32205 zibonisa ukusebenza okuphezulu nokuguguleka kokusebenza kanye nokukhiqizwa okuphansi okuphansi kanye nokuvuselelwa okuphezulu okushisayo kunokuqinisekiswa.

Ama-Flanges e-Druplex enziwe nge-Duplex Steel Material futhi ingeyomndeni wensimbi engenasici. Kwenzelwe ukuhlinzeka ngokumelana okungcono kokugqwala, ikakhulukazi ukugqwala kwe-chloride ukuxabana kanye nokugqwala okukhonkotha, namandla aphezulu kunensimbi ejwayelekile ye-auntenitic engagqwali efana nensimbi engagqwali engama-304 noma insimbi engama-316.

Leli banga, ngokucaciswa okunzima, likhonjwe njenge-F60, lilingana ne-UN32205. Ngenxa yalokho, i-S32205 ingaqinisekiswa kabili njenge-S31803 kepha hhayi okuphambene nalokho.

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

Banomklamo ovumela ukuthi amapayipi adlule ku-flange futhi athole iphuzu elifanele lokuxhumana. I-ASTM A182 Ibanga F53 WNRF Flange inentamo ebekiwe ebusweni.

Lesi sigaba sezinto ezibonakalayo sifaka amabanga angama-2205, F51, F53, kanye noF60. I-Duplex Stainless ikhuphuke ngokudumile ngokuhamba kweminyaka ngenxa yezakhiwo zayo ezinhle kakhulu zamakhemikhali kanye nemishini eqhathanisa nabalingani bayo abayisisekelo abangenasici, banikezwe ikakhulukazi ukuthi ukwehluka kwezindleko kunciphile manje njengoba kutholakala ukutholakala.

I-ASTM A182 F51 FLCESES ibhekisa ama-Flanges ajwayelekile noma angewona ajwayelekile akhiqizwa ngokuya nge-ASTM A182 Ibanga F51, eliqokwe ngenombolo yenombolo ye-S31803.

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 namanye ama-steel, ama-flanges ethu ensimbi engagqwali aqukethe i-chromium eyengeziwe ngakho-ke anokumelana kahle nokugqwala. Izinhlobo ze-Duplex Slip Slip on Flanges ziqukethe i-10% chromium. I-Duplex Steel Flanges (BLRF) zizinzile ezizinzile futhi zinamandla alinganiselayo ngisho nasekushiseni okuphezulu.

Uma kuqhathaniswa namabanga afanayo we-ferritic kanye nama-auntenitic, i-super duplex steel 1.4410 Flange inezindleko eziphansi ze-alloying futhi, ngenxa yesivuno esithuthukisiwe kanye namandla okuqina, kunokumelana nokugqwala.

I-Duplex Steel Butt Welding Flange Ukuxoxa Flange Flange ngenxa yamandla abo aphezulu kanye nezinga lokuqina komsebenzi. Kodwa-ke, ngenxa yokuba khona kwenani elikhulu lensimbi engenacala, i-flange imelana kakhulu nokugqwala okuhlobene namanzi olwandle.

Amapuleti we-nickel alloy namashidi namakhoyili
I-ASTM A182 F53 EXS S32750 Flange iza ngaphansi kwe-ASTM A182 Ukucaciswa kwezinga lokushisa eliphakeme kanye nezinsizakalo eziphakeme zokucindezela.
4Q42442 Dongfang generator hydraulic threaded threaded ss flange
Imigoqo yensimbi yekhabhoni kanye nezinduku

Basiza ukuguqula futhi bahlanze ngisho nalezi zinhlelo zenqubo. Ukumelana nokugqwala kanye nezindawo ezishukumisayo zama-duplex sliding flanges anyusiwe kuqhathaniswa nama-flanges ensimbi engagqwali.