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API Standard Forged Steel A182 F904L Floating Hom Mos Sealed Pob Valve

Pob Valves

Khoom Categories
Cov khoom tshwj xeeb

API Standard Forged Steel A182 F904L Floating Type Mos Sealed Ball Valve

F904L super austenitic stainless hlau yog cov pa roj carbon tsawg, siab nickel, molybdenum austenitic stainless acid resistant steel nrog zoo heev ua kom passivation transformation muaj peev xwm thiab zoo heev corrosion kuj. Nws muaj qhov zoo corrosion kuj nyob rau hauv cov tsis oxidizing acids xws li sulfuric acid, formic acid, thiab phosphoric acid, thiab muaj zoo tiv thaiv pitting corrosion nyob rau hauv nruab nrab chloride ion uas muaj cov xov xwm. Nyob rau tib lub sijhawm, nws muaj kev tiv thaiv zoo rau crevice corrosion thiab kev nyuaj siab corrosion.

    F904L forged steel pob valve raug xaiv, haum rau ntau qhov sib xyaw ntawm sulfuric acid hauv qab 70 ℃, thiab muaj kev tiv thaiv corrosion zoo nyob rau hauv txhua qhov concentration, kub, thiab sib xyaw acid ntawm formic acid nyob rau hauv ib txwm muaj siab.

    Welding kev ua tau zoo:
    Zoo li cov hlau tsis zoo tib yam, ntau txoj kev vuam tuaj yeem siv rau vuam. Txoj kev siv vuam feem ntau yog phau ntawv arc vuam lossis inert gas shielded vuam. Lub vuam pas nrig lossis hlau hlau yog ua raws li cov khoom siv hauv paus thiab muaj purity ntau dua, nrog rau cov ntsiab lus molybdenum ntau dua li cov khoom siv hauv paus. Preheating feem ntau tsis tsim nyog ua ntej welding, tab sis nyob rau hauv txias sab nraum zoov ua hauj lwm, kom tsis txhob condensation ntawm dej vapor, qhov sib koom ua ke los yog cov cheeb tsam uas nyob ib sab yuav tsum uniformly rhuab. Thov nco ntsoov tias qhov ntsuas kub hauv cheeb tsam yuav tsum tsis pub tshaj 100 ℃ kom tsis txhob muaj cov pa roj carbon monoxide thiab intergranular corrosion. Thaum vuam, nws raug nquahu kom siv cov xaim me me zog, txuas ntxiv thiab ceev vuam ceev. Tom qab vuam, kev kho cua sov feem ntau tsis tas yuav tsum tau ua. Yog xav tau kev kho cua sov, nws yuav tsum tau rhuab mus rau 1100-1150 ℃ thiab ces txias sai.

    Machining kev ua tau zoo:
    Cov yam ntxwv machining zoo ib yam li lwm cov austenitic stainless hlau, thiab muaj kev nyiam rau cov cuab yeej ua haujlwm thiab ua haujlwm tawv thaum lub sijhawm ua haujlwm. Lub kaum sab xis hard alloy txiav cov cuab yeej yuav tsum tau siv, nrog rau cov tshuaj thiab chlorinated roj raws li txiav coolant. Cov khoom siv thiab cov txheej txheem yuav tsum tau ua raws li kev txo qis kev ua haujlwm hardening. Kev txiav qeeb qeeb thiab pub nyiaj yuav tsum zam thaum lub sijhawm txiav.

    Ntau yam

    - Loj los ntawm 2 "mus rau 8" (DN50mm txog DN200mm).
    - Kev ntsuas siab los ntawm Chav Kawm 150LB txog 600LB (PN10 txog PN100).
    - Split lub cev qauv 2-pc lossis 3-pc.
    - RF, RTJ, BW kawg.
    - Tag nrho bore los yog txo bore tsim.
    - Kev tsav tsheb tuaj yeem yog phau ntawv, hluav taws xob, pneumatic, lossis hom qia liab nrog ISO 5211 sab saum toj flange rau koj cov actuators.
    - Cov ntaub ntawv zoo li A105, A182 F304, A182 F316L, thiab lwm yam thiab cov ntaub ntawv tshwj xeeb siab zoo li A182 F904L, A182 F51, A493 R60702, B564 N06600, B381 Gr. F-2, thiab lwm yam.

    Cov qauv

    Tus Qauv Tsim: API 608, API 6D, ASME B16.34
    Flange Diameter: ASME B16.5, ASME B16.47, ASME B16.25
    Ntsej muag ntsej muag Standard: API 6D, ASME B16.10
    Kev ntsuas siab: API 598

    Nta ntxiv

    Forged steel floating pob valve muaj qhov ntim me me, lub teeb yuag, qauv yooj yim, thiab muaj nuj nqi pub dawb, uas tuaj yeem ua kom zoo sealing; Featuring cov qauv compact thiab hloov ceev, lub valve tuaj yeem raug kaw thiab cov kav dej nruab nrab tuaj yeem txiav tawm los ntawm kev tig nws 90 degrees; Txoj kab uas hla ntawm tus kheej kheej channel yog tib yam li cov raj xa dej, uas tsis tshua muaj dej tsis kam thiab muaj peev xwm txaus siab; Lub qia valve yog hauv qab mounted, uas tiv thaiv cov xwm txheej tshwm sim los ntawm lub valve qia tho tawm thiab ua kom muaj kev nyab xeeb siv. Tsim cov yam ntxwv ntawm lub ntsiab qauv ntawm forged steel floating pob valve:

    1. Tsim cov kav ntev valve

    Lub valve qia ntawm lub pob valve yog tsim los nrog cov qauv txuas txuas ntxiv. Kev tsim cov qauv txuas txuas ntxiv yog tsim los ua kom lub valve ntim lub thawv qauv kom deb ntawm qhov chaw qis, kom ntseeg tau tias lub thawv ntim khoom thiab lub tes tsho siab tau siv ntawm qhov kub thiab txias los tiv thaiv qhov kub thiab txias ntawm tus neeg teb xov tooj frostbite. Nyob rau tib lub sijhawm, nws tseem tiv thaiv kev ua haujlwm ntawm kev ntim khoom los ntawm kev txo qis thiab ua kom nws lub neej ua haujlwm ntev.

    2. Tsim ntawm Drip Board

    Ib lub phaj drip tsim tau txais los ntawm cov qauv txuas ntxiv ntawm lub qia, uas tuaj yeem tiv thaiv cov dej los ntawm vaporizing thiab ntws mus rau hauv qhov chaw rwb thaiv tsev. Nyob rau tib lub sijhawm, nws tuaj yeem ua kom muaj txiaj ntsig zoo rau qhov chaw ua haujlwm ntawm lub thawv ntim khoom, yog li tsis txhob muaj ntau yam tsis zoo.

    3. tsim kev tiv thaiv hluav taws

    Vim lub fact tias pob li qub feem ntau yog siv nyob rau hauv flammable thiab explosive media, tsim kev tiv thaiv hluav taws yog ib qho tseem ceeb heev. Cov qauv ntawm lub ntsej muag ob lub ntsej muag lub nplhaib thiab lub ntsej muag lub ntsej muag yog siv los ntawm kev sib txuas ntawm lub cev lub cev thiab lub hau npog, thiab cov qauv ntawm ob lub ntsej muag ntawm lub ntsej muag zoo li lub nplhaib sealing thiab graphite packing yog siv ntawm lub thawv ntim. Thaum hluav taws tshwm sim, daim di ncauj zoo li lub nplhaib sealing melts thiab tsis ua haujlwm, thiab lub tshuab nqus tsev gasket thiab graphite muab tub lim ua lub luag haujlwm tseem ceeb.

    4. Anti zoo li qub tsim

    Los ntawm kev ua haujlwm zoo ntawm cov khoom siv hluav taws xob tiv thaiv zoo li qub thiab cov pob hlau, lub pob, valve qia, thiab lub cev lub cev yog nyob rau hauv kev sib cuag nrog ib leeg, tsim ib tug conductive circuit. Qhov no tuaj yeem hloov cov nqi tsim tawm los ntawm lub valve thaum qhib thiab kaw, yog li tsis txhob cuam tshuam cov hluav taws xob zoo li qub hauv cov kav dej thiab ua kom muaj kev nyab xeeb ntawm lub cev. Qhov kev tawm tsam ntawm lub qia valve, pob, thiab lub cev lub cev yuav tsum tau ntsuas los ntawm kev siv lub zog DC tsis pub tshaj 12V. Kev ntsuas yuav tsum tau ua nyob rau ntawm lub valve qhuav ua ntej kev ntsuas siab, thiab qhov tsis kam yuav tsum tsis pub tshaj 10 ohms.

    Cov ntaub ntawv ntawm cov khoom tseem ceeb

    MAIN COMPONENTS
    TSIS MUAJ. Cov npe Khoom siv
    1 Bonnet A182 F904L
    2 Lub cev A182 F904L
    3 Pob A182 F904L
    4 Gasket F904L + Graphite
    5 Bolt A193 B8M
    6 Txiv ntseej A194 8 M
    7 Rooj Ring PTFE
    8 Qe A182 F904L
    9 Lub nplhaib sealing PTFE
    10 Ntim Graphite
    11 Packing Gland A182 F316

    Daim ntawv thov

    F904L cov khoom siv li qub tau siv dav hauv cov khoom siv roj av thiab cov khoom siv petrochemical, xws li cov reactors hauv cov khoom siv petrochemical. Cov kua qaub cia thiab cov khoom siv thauj mus los, xws li cov khoom siv hluav taws xob. Cov khoom siv hluav taws xob tshem tawm hauv lub tshuab hluav taws xob feem ntau yog siv rau hauv ntauwd lub cev, flue, qhov rooj vaj huam sib luag, cov khoom siv sab hauv, cov tshuab tshuaj tsuag, thiab lwm yam ntawm lub tshuab nqus tsev. Scrubbers thiab kiv cua hauv cov txheej txheem kho cov organic acid. Seawater kho cov cuab yeej, seawater heat exchangers, papermaking kev lag luam khoom, acid thiab nitric acid cov cuab yeej, acid ua, kws lag luam thiab lwm yam khoom siv tshuaj, cov hlab ntsha siab, khoom noj khoom haus.