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Cov tshuaj lom neeg cov tshuaj lom neeg ntawm cov roj duplex f51 muaj cov pa roj carbon, chromium, mancese, molybdenum, npib tsib xee thiab phosphorus. Flanges tau siv rau hauv siab nruab nrab thiab cov fittings valve.

Piv nrog ustenitic steel hlau, f51 tus txheej txheem duplex muaj ob zaug lub zog, thiab piv nrog 316L thiab 317L, tus tsim qauv tuaj yeem txo nws qhov hnyav.

Flanges kuj muaj ntsej muag sib txawv xws li tsa ntsej muag, tiaj tus ntsej muag thiab suab sib koom ua ke. Flange daim ntawv thov muaj nyob hauv iberospace, nuclear engineering thiab tshuaj siv tshuaj lom neeg. Duplex stainless hlau taub qab weld flanges muaj lub caj dab weld rau kev tuav ntxiv ua ntej thiab tom qab vuam.

¤ ¤ cov hlab ntsha siab, kev tso tsheb hlau luam siab cia, kev hloov pauv kub (kev lag luam kub (siv tshuaj lom neeg ua lag luam).

Cov txiaj ntsig lub zog ntawm ob tus hlau stainless hlau yog ob zaug uas Antenenitic Stainless hlau. Cov yeeb yaj kiab no tso cai rau cov tsim qauv los txo qhov hnyav thaum tsim cov khoom lag luam, ua rau cov khoom lag luam zoo tshaj 316, 317L.

Cov kev siv ntawm cov flanges suav nrog roj av roj, petrochemical, roj thiab lwm cov twj piping.

Qhov ntau thiab tsawg los ntawm? " rau 48 ". Kev ntsuas siab ntau yam los ntawm 150 PSI PSI RAU 2500 PSI

Cov qauv zoo ntawm lub duplex yog cov khoom siv herracity-Austenite herdrid uas muaj lub zog zoo dua li 304 lossis 316. Offshore \ / cov ntawv thov seaterwater yog cov siv hom hlau no vim nws txoj kev ntxhov siab heev xeb tawg cov khoom. Yog li ntawd, duuplexes feem ntau pom nyob rau hauv qhov kev cia siab thiab siab lub nkoj thiab siab rau hauv cov nroog Port.

Qhov ntau ntawm cov chav hlau ob 2205 orifice phaj flanges npog txhua cov ntaub ntawv txheem cov qauv, ntau thiab tsawg thiab cov ncauj lus tshwj xeeb. Cov roj av chav me dawb 2205 flanges yog dav siv nyob rau hauv ntau qhov kev pab cuam uas muaj kev lag luam thiab txhim kho kev lag luam thiab txhim kho kev txhim kho kom zoo dua qub thiab ua tau zoo.

ASTM A182 specification npog cov hlau stainless hlau alloys ua los ntawm kev zam txim lossis dov. Qhov kev pab cuam 2205 no tseem muaj feem xyuam rau kev pabcuam kub xws li cov yeeb nkab flanges, forged fittings, li qub thiab qhov chaw. Tom qab ua haujlwm kub, forged stainless hlau qib 2205 Duplex flanges yuav tsum txias rau ib qho kub tshwj xeeb ua ntej kho cua sov. Alloys yuav tsum yog cua sov kho raws li qee qhov yuav tsum tau ua, xws li kev kho kom sov, txias nruab nrab, Ausenitizing \ / daws qhov kub, thiab quenching.

Vim nws cov ntsiab lus siab hauv no cuam tshuam stainless hlau, tus qib no tseem hu ua 22 cr duplex steel. Duplex Stainless hlau 2205 Flange Sorf yog cov qeb ntau tshaj plaws ntawm cov hom stainless hlau stainless. Ib qho kev sib raug zoo ntawm 22 cr duplex phaj flanges yog siab xa lub zog. Qhov tseeb, lub zog tensile ntawm qib tshwj xeeb no feem ntau yog ob zaug lossis ob zaug ntawm cov qauv kev txhawb nqa cov qauv.

Cov ntaub ntawv raws li ASTM A182 xav tau kom tau raws li cov tshuaj uas yuav tsum tau ua. Piv txwv li, dual theem steel hlau 2205 pob tw Weld Flanges yuav tsum muaj cov pa roj carbon, silom, chosphorus, columbium thiab titanium. Cov khoom siv los tsim cov alloy 2205 flange yuav tsum ua kom tau raws li cov kev ua tau zoo ntawm cov kev xav tau ntawm qib kev xaiv tau.

Rau ob lub stainless hlau flanges, tov annealing ntawm qhov ntsuas kub kom tsim nyog tuaj yeem ua tiav cov kev sib npaug zoo tshaj plaws ntawm theem. Nws yog ib qho tseem ceeb kom lub sijhawm nruab nrab ntawm kev tawm hauv lub cub tawg thiab dej quenching li luv tau. Qhov no yog kom txo qhov kub cua sov los ntawm flange, uas tuaj yeem ua rau muaj nag kev ua ntej dej tso tseg ua ntej tso dej sov.

Duplex 2205 ca ntsej muag flange manufacturers pom zoo xws li kev lag luam siv tshuaj lom neeg thiab cov khoom lag luam roj hmab, cov khoom siv roj hmab, cov khoom siv roj hmab, cov roj av thiab cov pa roj cua sov.

Lwm cov kev siv rau 2205 flanges suav nrog kev siv hauv cov tub rog thiab lwm cov tshuaj chlet thiab cov khoom siv biofuel, cov khoom siv tshuaj dawb, thiab cov khoom siv ua khoom noj. Kev lag luam loj siv cov txiv neej no 2205 flanges muaj xws li asphalt txhim kho cov nroj tsuag, feem ntau ntawm cov roj av (thiab petrochemicals thiab cov kua qaub.

Cov yeeb nkab flanges tau siv dav ua ib qeb nrov ntawm cov yeeb nkab fittings. Flanges yog siv los kho tshuab txuas ob lub kav dej ua ke. Nws kuj tseem tuaj yeem siv los kho tshuab txuas kav rau Tees, li qub, txhauv lossis lwm yam khoom siv. Flanges muaj nyob rau hauv puag ncig, square thiab duab plaub. Muaj qee kis, flanges feem ntau yog lub nplhaib-puab lossis phaj-puab los ua ib lub npoo nyob rau thaum kawg ntawm cov yeeb nkab thaum ua rau cov yeeb nkab.

Duplex stainless hlau flanges tau dav siv nyob rau hauv cov pipeline tshuab, risers, manifolds, thiab kuj nyob rau hauv lub pethoden kev lag luam nyob rau hauv daim ntawv ntawm siab cov hlab thiab pipelines. Duplex 2205 Flange cov khoom muaj lub zog zoo thiab lub siab tsis kam rau corrosion, pitting thiab crevice corrosion. Lub nominal tshuaj muaj pes tsawg leeg ntawm duplex 2205 yog 22% chromium, 3.2% molybdenum, 5% npib tsib xee thiab lwm yam alloy thiab nitrogen.

Lub hauv paus lub cev ntawm lub din 1.4462 flange muaj ob qho qauv ferritic thiab Austenitic. Lub duality ntawm lawv microstructure pauv tsis tsuas yog cov cuab yeej kho tshuab tab sis kuj yog lawv cov khoom lag luam dorrosion. Cov tshuaj lom neeg muaj pes tsawg leeg ntawm uns s31803 weld flanges muaj 22% chromium, 3% molybdenum, thiab 5% rau 6% npib tsib xee.

Austenitic-ferritic stainless hlau variants muaj ntau dua rau kev ntxhov siab corrosion tawg, tab sis qis zog dua li Austenitic 304 thiab 316 Stainless hlau. Cov ntaub ntawv xws li tau qhab nia 2205, F51, F53 thiab F60. Duplex stainless hlau tau loj nyob rau hauv cov npe nrov tau ntau xyoo vim yog lawv cov khoom siv hluav taws xob zoo nkauj, tshwj xeeb yog muab cov nqi ntau dua, tus nqi sib txawv yog tam sim no me me.

DupleX Steel Flanges yog ua los ntawm chav yas thiab yog rau cov tsev neeg stainless hlau. Nws yog tsim los muab cov kev mob corrosion zoo dua, tshwj xeeb yog cov corroside kev ntxhov siab thiab muaj zog dua cov qauv tshuaj hlau hluav taws xob tsis muaj 304 lossis hlau stainless 316.

Tsis tas li ntawd, 2205 stainless hlau flanges ua rau muaj zog nkees nkees thiab ua tau zoo rau chloride kev ntxhov siab tawg. Cov cuab yeej ntxiv ntawm Duplex 2205 flanges suav nrog kev tiv thaiv zoo rau cov crevice corrosion, erosion corrosion, erore corrosion thiab dav dav corrosion thiab dav dav ib puag ncig.

Duplex lub zog siab dua thiab cov tshuaj lom neeg yog offset los ntawm nws cov teeb meem formarity. Cov qib kawm tau zoo rau kev sib txuas yooj yim flanged rau cov kev pabcuam tsau, tab sis tsis tshua muaj txiaj ntsig thaum ua cov qauv hlau ua ke. Hmoov zoo, tshuab luam ntawv ntawm ob theem steels nyob rau hauv cov qauv yas thiab puag ncig yog tsis yog qhov kev nyiam loj hauv cov ntawv thov tsis yog corrosive.

Nws tseem zoo heev rau lub zog li cov khoom siv tau zoo tshaj plaws ntxiv dag zog. Nitrogen yog ib qho muaj zog Austenite yav tas los qub, thiab ntxiv rau ntawm nitrogen zoo heev txhim kho cov tawv ntawm ob theem steels. Nws kuj ncua qhov tsim ntawm intermetallic cov tebchaw txaus kom tso cai rau kev ua thiab FOORICE ntawm ob hom hlau. Nickel yog ib qho kev siv tsis huv uas txhawb kev tsim ntawm Austenitic FCC qauv, uas ua rau muaj kev sib zog ntawm ob theem steels.

Peb yog ib qho ntawm cov neeg tsim khoom loj tshaj plaws ntawm Duplex Steel zawv zawg Flanges nrog kev qaug zog zoo lub zog thiab siab corrosion tsis kam. 2205 Duplex Steel tsis pom flange tseem hu rau nws ntau yam khoom, xws li tau ua kom zoo heev los tawg, thiab corrosion hauv kev hnyav ib puag ncig.

Molybdenum nce tsis kam rau pitting thiab corrosion corrosion. Txawm li cas los xij, nws cov ntsiab lus hauv Duplex Stainless hlau feem ntau yog txwv rau tsawg dua 4% vim tias mo kuj yog tus ferrite yav dhau los thiab tuaj yeem ua rau tsis xav tau theem. Nitrogen txhim kho tsis kam rau pitting thiab corrose corrosion.

F51 Ob Chav Stassx Stainless hlau yog qhov tshwj xeeb yog tsim nyog rau siv hauv qhov ntsuas kub ntawm -50¡ÃF \ kub nyob rau hauv cov neeg tsawg kawg nkaus (tshwj xeeb yog rau welded qauv).

Cov hlau dua lub lag luam tau qhia rau kev ua lag luam raws li kev ua haujlwm cuam tshuam nrog cov teeb meem kev ntxhov siab uas tshwm sim los ntawm chlorine daws teeb meem. Cov tshuaj lom neeg muaj pes tsawg leeg ntawm cov khoom siv dullex flange kuj ua rau cov flanges tsawg dua rau cov chlorine-ntxias pitting corrosion. Cov alloys no tsis tshua kim dua li cov hlau uas muaj menyuam yaus npib tsib xee.

Chromium yog ib tug ferrite yav dhau los, uas txhais tau tias nws txhawb nqa cov qauv BCC qauv ntawm cov hlau. Nws kuj tseem nce oxidation tiv thaiv nyob rau ntawm qhov kub. Siab chromium kuj txhawb kev tsim ntawm intermetallic theem, uas yog detrimental rau Duplex stainless hlau thiab yuav tsum tau hais.

Qhov no alloy yog tshwj xeeb tshaj yog pab tau nyob rau hauv cov -50¡ÃF \ / + 600Ãf kub. Rau cov ntawv thov sab nraum qhov kub thiab txias no, tab sis muaj qee qhov kev txwv, tshwj xeeb tshaj yog siv hauv Welded qauv.

A182 f51 F51 FRLEX Stainless hlau muaj txog 21% chromium, 2.5% molybdenum thiab 4.5% npib tsib xee-nitrogen alloy. Nws muaj lub zog siab, cuam tshuam zoo heev nruj thiab zoo tag nrho thiab kev ntxhov siab hauv cheeb tsam kev tiv thaiv.