125-250 AARH (Nws yog hu ua kev ua tiav)

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.

Qee qhov dual-theem weld flanges muaj cov oxidation zoo tsis kam ntawm qhov kub tshaj 300 qib qis dua 300 degrees raug rau 475 degrees Celsius. Cov theem qib ob steel s32205 ntiv nplhaib sib koom ua ke kuj tseem muaj kev ua kom muaj zog thiab kev qaug zog zoo li cov khoom lag luam thermal thiab ntau dua thermal conductivity tshaj li tau lees paub.

Taub qab Weld Flanges yog hom nrov tshaj plaws ntawm kev kub siab pipeline flange. Lub taub hau tsim ntawm pob tw ntawm pob tw weld flanges muab ib qho kev sib txuas muaj zog heev, thiab pob tw weld flanges tuaj yeem ua tau ntau yam tsis muaj cov ntaub ntawv sib cuam tshuam thiab muaj / lossis kev sib txuas zoo. Taub qab Weld Flanges tseem muaj qhov zoo dua ntawm kev ua tau zoo rau huab siab siab thiab qis.

Duplex 2205 Flanges muaj cov sulfide sulrosion corrosion, raws li cov chloride pitting thiab crevice corrosion resistant zoo dua rau 317l.

Super Duplex 2507 Taub Hau Weld Flanges tau txhim kho corrosion tsis kam, ua rau lawv tus kheej haum rau kev tawg, pitting, yaig, yaig thiab dav corrosion. Vim yog cov yam ntxwv ntawm duplex thiab super duplex pob tw weld flanges, lawv feem ntau siv hauv kev lag luam tshuaj, petrochemical, khoom siv fais fab thiab dej hiav txwv.

Lub sa 182-F51 S31803 los nyob rau hauv ASME B16.47, B16.48 thiab B16.48 cov qauv nrog ntau npaum li cas los ntawm 1 \ / 8 nb rau 48nb.

Duplex Steel S31803 S32203 Wn Flange Pn16
ASME B16.5 WN \ / LWN \ / Yog li \ /
DIN2566 xov flange nrog caj dab Pn16 DN6-DN150
Alloy Hlau Bars & Rods

Txij li thaum Nickel yog cov khoom siv khoom siv, tus nqi ntawm kev siv cov alloys uas tau siv cov alloys zoo li yuav kim heev. Txawm hais tias muaj cov ntsiab lus tsis muaj npe ntawm Nickel, Duplex 2205 flanges tswj hwm ntau yam khoom yog vim cov ntsiab lus siab ntawm Molybdenum thiab chromium.

Duplex 2205 tau raug sim nyob rau hauv kev cuam tshuam los ntawm chav sov ntawm chav sov piv rau SS316. Cov txiaj ntsig qhia tau hais tias Duplex 2205 muaj kwv yees li ob zaug ntawm kev qaug zog hloov \ / paib lub zog.

Super Duplex flanges yog qhov zoo tagnrho rau kev pabcuam hauv cov chaw muaj kev tiv thaiv hnyav xws li ntug dej hiav txwv thiab marine. Nws tseem yog tshwj xeeb tiv thaiv chloride SCC. Flanges muab sib npaug pitting kuj, kom ntseeg tau zoo heev pitting kuj. Tag nrho cov khoom lag luam muaj lub zog kuaj, suav nrog pitting corrosion kev sim, kev kuaj tawv, tshuaj ntsuam thiab ntsuas micro thiab ntau dua.

2205 chav hlau chav roj muaj ob-theem microstructure ntawm ferrite thiab austenite. Thaum nws los txog rau cov tshuaj lom neeg muaj pes tsawg leeg ntawm 2205 duplex steel flanges, lawv feem ntau muaj 22% chromium, 3% molybdenum thiab 5-6% nyob rau hauv daim ntawv ntawm alloyed stainless hlau.

Peb muab cov flanges ua tiav, suav nrog khau khiab hauv qab, cov flanges dig muag, tso tawm Weld Flanges, Reducer Flanges, thiab ntau dua. Vim muaj ntau yam ntawm cov neeg siv khoom, peb muab cov roj dulex steel uns s32750 flanges nyob rau ntau qhov ntau thiab tsawg.

Dual-theem hlau pob tw-welded tsa lub ntsej muag lub ntsej muag flanges muab kev txiav kom zoo heev thiab kev hnav khaub ncaws nce thiab teeb tsa lub sijhawm.

Lub ASTM A182 F51 flanges xa mus rau tus qauv lossis tsis yog cov qauv hlua tsim ua raws li ANTM A182 qib F51, uas yog tsim qauv nrog UNSONE S31803.

Txheem Hom Chav Kawm Loj

Ib txoj kev sib koom ua ke flanged yog tsim ntawm peb cais thiab ywj siab yog tias muaj kev sib cuam tshuam; Cov flanges, lub gaskets, thiab cov bolting; Uas tau sib sau los ntawm kev cuam tshuam lwm tus cuam tshuam, fitter. Cov kev tswj tshwj xeeb yuav tsum muaj nyob rau hauv kev xaiv thiab kev xaiv ntawm tag nrho cov muaj cov ntsiab lus kom muaj kev sib koom ua ke, uas tau siv tau xau nruj.
Duplex cov hlau tsis yog qib s32205 chav hlau duplex yog resistant rau chloride ib puag ncig thiab sulfide kev nyuaj siab corrosion. Nws cov txiaj ntsig lub zog yog kwv yees li ob zaug uas ntawm cov qauv kev ua kom muaj kev sib tw ntawm cov qib tsis zoo. Cov hlau DuPlex uns s32205 flanges yog qhov ruaj khov thiab tseem tuaj yeem tau yooj yim rau txhua qhov loj ua tsaug rau cov duab sib txawv thiab ntau thiab tsawg.
Ib Flange yog ib qho kev tawm tsam, daim di ncauj lossis sab nraud, tog twg los sab nraud lossis sab hauv, uas yog cov nqaj hlau xws li ib tug t-nqaj); Rau cov ntawv yooj yim tau yooj yim \ / hloov ntawm kev sib cuag nrog lwm yam khoom (raws li flange thaum kawg ntawm cov yeeb nkab, chav dej lub tog raj kheej, lossis ntawm lub ntsej muag lub koob yees duab); Los yog rau kev ruaj khov thiab taw qhia kev txav ntawm lub tshuab lossis nws cov ntu (raws li sab hauv flange ntawm tsheb ciav hlau lossis lub log los ntawm kev khiav tawm ntawm cov ciav hlau). Lo lus "Flange" kuj yog siv rau hom cuab yeej siv los ua cov flanges.

Duplex flanges muaj ib yam khoom siv hu ua Duplex. Cov khoom siv muaj ob qho tib si ferritic thiab ustenitic micrtructures hauv metallurgy. Muaj cov qhab nia sib txawv ntawm lub duplex nyob ntawm cov khoom muaj pes tsawg leeg. Duplex stainless hlau flanges muaj qhov zoo tshaj plaws ferritic thiab Austenitic cov khoom. Lawv tau siv los hloov cov khoom hloov rau cov khoom siv siab kim hauv ntau daim ntawv thov kev lag luam.

DupleX Steel Flanges tau siv dav hauv kev siv tshuab siv, kev lag luam tshuab thiab tsheb lag luam hauv tsheb. Duplex steel s31803 lap flanges yog qhov zoo tagnrho rau cov ntawv thov ua kom zoo dua li hom 316 thiab lub zog kub zoo. Peb muaj lub duplex steel s31803 \ / s32205 flanges hauv Tshuag. Duplex steel flanges yog ib txwm siv hauv tshuaj, petrochemical, thiab kev lag luam fais fab.

Lub Denvex qauv tau tshwm sim hauv kev txhim kho kev ntxhov siab tiv thaiv, piv nrog cov tshuaj tiv thaiv kev ua haujlwm, thiab txhim kho kev ua kom nruj thiab du, piv nrog cov hlau ferritic stainless.

Super Duplex 2507, yog lub duplex stainless hlau tshwj xeeb tshaj yog haum rau ib puag ncig xws li sov chlorinated seawater thiab acidic chlorinated media. Nws muaj cov khoom zoo sib xws rau Duplex 2205 tab sis yog kev corrosion ntau dua thiab ua tau zoo nyob rau hauv ib puag ncig corrosive ib puag ncig.

Yuav kom muaj peev txheej kav dej, twj, kav dej, li qub thiab ntau lwm yam khoom siv txuas nrog ua ke los ntawm kev hu ua flanges. Cov flanges no yuav luag ib txwm threaded los yog welded. Flanges yog qhov zoo vim tias lawv tuaj yeem tshawb xyuas tau yooj yim, ntxuav, lossis cov kev xav tau.

Nws kuj tau ua tau zoo heev rau chloride kev ntxhov siab corrosion cracking, tsis tshua muaj coefficient ntawm thermal expansion thiab siab thermal conductivity. Vim yog cov pa roj carbon tsawg hauv cov flange, muaj tsawg kawg kev pheej hmoo ntawm carbide nag lossis daus ntawm kev kho cua sov.

Ib txoj kev sib koom ua ke flanged yog tsim ntawm peb cais thiab ywj siab yog tias muaj kev sib cuam tshuam; Cov flanges, lub gaskets, thiab cov bolting; Uas tau sib sau los ntawm kev cuam tshuam lwm tus cuam tshuam, fitter. Cov kev tswj tshwj xeeb yuav tsum muaj nyob rau hauv kev xaiv thiab kev xaiv ntawm tag nrho cov muaj cov ntsiab lus kom muaj kev sib koom ua ke, uas tau siv tau xau nruj.
Duplex cov hlau tsis yog qib s32205 chav hlau duplex yog resistant rau chloride ib puag ncig thiab sulfide kev nyuaj siab corrosion. Nws cov txiaj ntsig lub zog yog kwv yees li ob zaug uas ntawm cov qauv kev ua kom muaj kev sib tw ntawm cov qib tsis zoo. Cov hlau DuPlex uns s32205 flanges yog qhov ruaj khov thiab tseem tuaj yeem tau yooj yim rau txhua qhov loj ua tsaug rau cov duab sib txawv thiab ntau thiab tsawg.
Ib Flange yog ib qho kev tawm tsam, daim di ncauj lossis sab nraud, tog twg los sab nraud lossis sab hauv, uas yog cov nqaj hlau xws li ib tug t-nqaj); Rau cov ntawv yooj yim tau yooj yim \ / hloov ntawm kev sib cuag nrog lwm yam khoom (raws li flange thaum kawg ntawm cov yeeb nkab, chav dej lub tog raj kheej, lossis ntawm lub ntsej muag lub koob yees duab); Los yog rau kev ruaj khov thiab taw qhia kev txav ntawm lub tshuab lossis nws cov ntu (raws li sab hauv flange ntawm tsheb ciav hlau lossis lub log los ntawm kev khiav tawm ntawm cov ciav hlau). Lo lus "Flange" kuj yog siv rau hom cuab yeej siv los ua cov flanges.

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.

BS4504 BS10 tabled \ / e phaj flange rau vuam \ / wn flange \ / ear flange pn6-pn100 dn100 dn1500

Qhov zoo dua ntawm cov qauv dual Qhov kev pabcuam kub ntawm 2205 duplex stainless hlau yuav tsum tau txwv rau hauv qab 600¡Ãf. Ntev tau raug rau qhov kub siab tuaj yeem ua 2205 stainless hlau nkig.

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.

Lub Flange yog qhov thib ob feem ntau siv koom nrog txoj kev tom qab selding. Kev siv flanges tau siv thaum cov pob qij txha xav tau dismantling. Nws muab kev hloov tau rau kev saib xyuas. Flange txuas cov yeeb nkab nrog ntau yam khoom siv thiab li qub. Breakup Flanges tau ntxiv rau hauv cov raj xa hluav taws yog tias kev saib xyuas tsis tu ncua thaum lub sijhawm cog ntoo.

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.

Kev sib xyaw ua ke ntawm chromium, molybdenum thiab nitrogen muab kev tiv thaiv txiv neej zoo nkauj, uas ua rau lawv muaj txiaj ntsig zoo, cov tshuaj ua kom dawb, kaw cov ntawv thov ua zaub mov noj thiab qee qhov kev siv zaub mov noj. Txawm hais tias nws yog ib qho tseem ceeb kom nco ntsoov tias pitting corrosion tuaj yeem yog qhov teeb meem hauv cov tshuaj chloride thaum oxidizing xov xwm tam sim no. Nyob rau hauv cov kev mob no, lub passive (tiv thaiv (tiv thaiv) txheej ntawm lub duplex 2205 cov khoom siv yuav raug puas thiab pittingcompized yuav tshwm sim.

Piv rau ustenitic stainless hlau, duplex stainless hlau muaj ntau dua lub taub thiab tawm tswv yim thiab txhim kho chloride scc (kev nyuaj siab corrosion tawg). Lawv kuj nthuav qhia kev nruj dua li cov hlau ferritic stainless.

Cov khoom siv S32205 DuPlex Asme asme sa182 pob tw Weld Flanges yog tsim nyog rau dej hiav txwv thiab cov khoom siv hluav taws xob tuaj yeem tiv thaiv kom sov txog 600,000Ãf, thaum tseem muaj cov yam ntxwv zoo.