Nyob rau hauv intricate network ntawm cov raj xa xov uas muaj zog kev lag luam thiab cov khoom siv hluav taws xob - kev tsim khoom siv rau cov txheej txheem sab nrauv thiab cov khoom siv hluav taws xob - lub peev xwm kom rov qab hloov chaw yog qhov tseem ceeb. Ntawm cov neeg sib txawv ntawm cov fittings ua haujlwm rau lub hom phiaj no, cov xov threators tov, tshwj xeeb yog muaj txiaj ntsig, versatility, thiab yooj yim ntawm kev teeb tsa hauv cov xwm txheej tshwj xeeb. Raws li cov kws tshaj lij hauv siab nyob rau hauv high {2} Kev ua tau cov txheej txheem loj no, peb nkag siab cov txheej txheem tseem ceeb no zoo li cov kev ua si sib luag hauv kev xav tau. Cov lus qhia no rho tawm mus rau hauv cov txheej txheem ntawm threaded lauj kaub, kev siv tes, thiab kev faib tawm hauv tsev neeg dav dav ntawm lauj kaub.
Dab tsi yog ib lub phij xab threated?
Ib lub luj tshib yog ib hom yeeb nkab tsim qauv tsim los hloov cov kev coj ua ntawm cov kav dej. Nws cov kev txhais tau cov yam ntxwv yog lub xub ntiag ntawm sab hauv lossis sab nraud, feem ntau ua raws cov qauv ntawm cov qauv xws li NPT lossis BSTPT, ntawm ob qho kev sib txuas xaus. Cov xov cov tapered tsim cov tshuab kaw tshuab thaum nruj ua ke, cia siab rau ntawm kev cuam tshuam haum thiab feem ntau muab cov lus xov xwm. Threaded lauj kaub yog tsim nyob rau hauv ntau cov ces kaum, nrog 90 {}}} {degree Life tau dhau los ua tus ntse tshaj plaws, tswj txoj cai ntse sab xis.
Lwm cov ces kaum, xws li 45 {-}}}}}℃muaj rau cov kev hloov pauv ntawm cov me nyuam ntxiv. Qhov tseem ceeb, rau cov khoom lag luam muaj txiaj ntsig zoo li cov khoom siv khov kho (piv txwv li, alloy {15} Lub zog corrosion (piv txwv li siab, siab siv lub zog Kev Pab Cuam Tshuam Hluav Taws Xob. Kev sib xyaw ntawm cov kev hloov pauv hloov chaw thiab txoj kev sib txuas xov xwm piav qhia qhov tseem ceeb no.
Kev Siv ntawm Threaded Luj Tshib
Threaded laujrog nrhiav thoob plaws ntau yam kev lag luam uas tau muaj kev sib koom ua ke, thiab kev kho kom zoo, thiab kev txij nkawm cov kev txwv ntawm txoj xov txuas ntxiv. Lawv yog ib qho tshwj xeeb zoo -} ruited rau cov yeeb nkab me me, feem ntau yog kwv yees li 2 lossis 3 nti npt, txawm hais tias qhov ntau thiab tsawg dua tuaj yeem pom rau cov ntawv thov tshwj xeeb.
Cov xwm txheej kev coj ua xws li cov qhabnectional, cov qauv ntsuas, cov kab sib txuas zoo, cov kab sib txuas, thiab cov kab ntws, thiab qis rau cov hluav taws xob cuam tshuam. Lawv nquag ua rau cov nroj tsuag ua ke rau txuas me me cov khoom siv thiab cov roj thiab cov roj thiab cov roj ntsha ua kom huv si thiab cov khoom noj kom huv si tej zaum yuav siv cov hom xov.
Lawv cov khoom siv rau lawv los lis txhua yam ntawm cov kua qaub muaj zog thiab cov pa roj ntsha, thiab hydrocarbons thaum tsim los ntawm cov qauv stainless hlau tsim nyog lossis qib Nickel. Qhov tseem ceeb txiav txim siab cov ntsiab lus rau lawv siv yog cov yeeb nkab loj, kev ntsuas kub, qhov kev xav tau ntawm kev siv tau kua rau yav tom ntej.
Yuav ua li cas rau nruab ib lub xov threited
Kev teeb tsa kom zoo yog qhov xau kom ntseeg tau tias qhov xau {{0} {{{1} {} {1} {1} {1} {} {1} {} {1} {} {} {
Cov txheej txheem pib nrog kev npaj me me. Tshawb xyuas ob qho tib si txiv neej thiab poj niam xov rau ntawm lub luj tshib thiab phim rau txhua yam kev puas tsuaj, xws li nicks, dents, lossis hla threading.
Huv tag nrho cov xov paj kom huv si txhuam cov hlau txhuam los yog lint {- rag dawb los tshem tawm cov av, lossis hlau shatings, xws li cov paug tsis haum lub foob. Cov kauj ruam tseem ceeb tom ntej yog thov cov xov uas haum rau haum.
Rau cov xov kab zoo li npt, ib xov xov xev xev (PTFE daim kab xev (PTFE daim kab xev) lossis kua tshuaj sib xyaw ua ke nrog cov kev pabcuam kua thiab qhov kub yog qhov tseem ceeb. Thov ptfe daim kab xev los ntawm qhwv nws moos (thaum saib cov txiv neej xov xaus) 2-4 zaug, pib tsuas yog tom qab thawj cov xov thiab zam kev npog qhov kawg.
Rau paste falants, thov ib qho nyias nyias, txawm tias lub tsho tiv no rau cov txiv neej xov. Tes - kov lub luj tshib rau ntawm cov xov uas tau pib, kom nws pib ncaj qha tiv thaiv tus ntoo khaub lig- xov. Tom qab ntawd, siv cov ciaj hluav taws xob tsim nyog (ib qho los tuav cov yeeb nkab uas twb muaj lawm lossis zoo nkauj, lwm qhov kom tig lub luj tshib), ua kom nruj qhov kev sib txuas), ua kom nruj qhov kev sib txuas), ua kom nruj qhov kev sib txuas), ua kom nruj qhov kev sib txuas), ua kom nruj qhov kev sib txuas), ua kom nruj qhov kev sib txuas), ua kom nruj qhov kev sib txuas), ua kom nruj qhov kev sib txuas), ua kom nruj qhov kev sib txuas), ua kom nruj qhov kev sib txuas. Kev xyaum txheem yog kom ua tiav "Tes {{5 5}} ceev ntxiv rau 1 txog 3 lem" nrog cov ciaj ntswj, nyob ntawm qhov loj thiab hom loj thiab sealant.
Qhov tseem ceeb, zam dhau - torthing. Ntau lub zog tau yooj yim distort, gall (tshwj xeeb nrog cov hlau stainless lossis nickel alloys), lossis tawg qhov kev haum, ua tsis tiav lossis tsis ua haujlwm. Saib mus rau cov chaw tsim khoom Titque tshwj xeeb yog muaj.
Tom qab kev ntsuas kom meej, ntsuas kev ntsuas siab raws li cov txheej txheem kom pom tseeb ntawm kev ncaj ncees ntawm lub kaw lus ua ntej tso cov kev pabcuam tag nrho.
Qhov Zoo Ntawm Threaded Luj Tshib
Qhov kev ua tiav nrov ntawm threaded lauj tshib stems los ntawm ntau cov kev zoo sib txawv lawv muaj nyob rau hauv cov ntaub ntawv tsim nyog. Foremost yog lawv yooj yim ntawm kev teeb tsa thiab disassembly.
Tsis zoo li welded sib txuas, uas yuav tsum muaj kev ua haujlwm tshwj xeeb, thiab cov peev xwm siv sijhawm rau kev tso cai ua haujlwm kub thiab tshem tawm nrog cov cuab yeej tes ua haujlwm. Qhov no pab txhawb kev sib dhos sai thaum pib tsim kho lossis nthuav dav, thiab tso cai rau cov khoom sib pauv sib luag yam tsis tas yuav tsum cov yeeb nkab txiav lossis vuam.
Qhov no tau txais cov teeb meem medularity thiab servriceability yog cov txiaj ntsig tseem ceeb hauv kev sib zog cog qoob. Qhov thib ob, threaded laujricws muaj ntau yam versatility thiab muaj. Lawv yog tsim tawm hauv cov ntaub ntawv loj heev, qhov ntau thiab tsawg, cov ces kaum, thiab cov kev ntsuas siab, ua rau lawv yooj yim thov kom muaj kev xav tau kev xav tau ntau yam. Cov qauv ua kom muaj kev sib txuam sib sib zog sib txawv ntawm cov khoom lag luam sib txawv thiab cov kab ke.
Rau cov yeeb nkab me me, lawv feem ntau yog tus nqi ntau dua - Cov kev daws teeb meem zoo piv rau kev tsim kho welded thaum ua haujlwm hauv lub zog thiab khoom siv. Thaum kawg, thaum tsim los ntawm high- zoo stainless hlau lossis cov necoys zoo li lub neej ua haujlwm zoo tshaj plaws txawm tias muaj kev nyuaj tshaj plaws tshuaj lom neeg thiab ib puag ncig cua sov. Lub peev xwm los yooj yim disasseming tseem tso cai rau kev tshuaj xyuas thiab muaj peev xwm reseating, txuas ntxiv lub neej pabcuam kev pabcuam.
Plaub qhov kev faib tawm ntawm lub cim li cas?
Thaum threaded lauj kaub no sawv cev rau hom kev sib txuas, luj tshib yog cov qeb dav dav yog feem ntau cov kev hloov pauv ntawm lawv cov. Nkag siab txog cov kev faib tawm no yog qhov tseem ceeb rau kev xaiv qhov tseeb haum rau cov khoom lag luam hydraulic thiab spatial yuav tsum tau ntawm cov pas dej piping:
90 {- dogate luj tshib (90℃luj tshib): qhov no yog hom ubiquitous feem ntau. Nws tsim lub ntsej muag ntse, txiav kev hloov pauv ntawm kev coj ua (ib txoj cai-kaum sab xis). Nws yog siv txhua qhov chaw ntws tau yuav tsum tau rov qab los ntawm lub quarter tag nrho tig. Muaj nyob rau hauv lub vojvoog luv (Cenline voj voog=1 xoom} u new radius (ations radius ( Xov huam no yog tsis tshua muaj tshwm sim hauv qhov ntau thiab tsawg.
45-degree Luj tshib (45℃luj tshib): Lub luj tshib no pab pawg Gentler, 45-degree hloov pauv hauv kev taw qhia. Nws yog siv thaum muaj kev hloov pauv tsawg dua, feem ntau kom maj maj hloov txoj kev ntws lossis txuas cov kav dej ntawm 45-degree kaum. Nws tseem yuav pab txo qis siab thiab cua hlob piv rau 90-degree luj tshib rau tib qho kev hloov pauv. Threaded 45-degree thrbows tau npaj txhij muaj.
Luj luj tshib (txo qis rau tom qab, 45℃rau ib sab ceg): Qhov tshwj xeeb haum sib txuas nrog cov ceg sib txuas. Thaum lub ntsiab khiav txuas ntxiv ncaj, qhov hluav taws xob tom qab tau muab rau ntawm 45-degree kaum sab xis. Nws yog tsawg dua li tus qauv 90℃lossis 45℃tshib lauj kaub thiab feem ntau yog siv rau kev xav tau kev xav tau. Threaded tom qab muaj tab sis yog tsawg dua ntsib dua ncaj lauj tshib.
Ob lub luj tshib (ob zaug khoov, offset khoov): Qhov uas haum rau ob qho kev hloov pauv ntawm ob qho kev hloov pauv, ua rau muaj kev cuam tshuam nrog kev ua haujlwm. Nws feem ntau muaj ob txoj hlua khi (ntau zaus 45-degree khoov) hauv kev tawm tsam nyob rau tib lub haum. Nws yog siv los bypass cov nyom lossis kom muaj kab yeeb nkab xaus uas tau tawm ntawm ob qho tib si tav toj thiab ntsug. Threaded ob npaug lauj tshib yog cov khoom lag luam niche tab sis yog tsim tawm rau cov kev xav tau tshwj xeeb rau hauv cov tshuab raj me me.
Tag
Cov xov xwm luj tshib, muaj cov khoom siv hluav taws xob hauv kev lag luam, muaj kev daws teeb meem rau kev hloov pauv, ntawm kev kho kom zoo, thiab muaj peev xwm nruab nrab yog qhov tseem ceeb. Nws cov txiaj ntsig hinges ntawm cov khoom siv kom tsim nyog - Leverulation kev ua tau zoo ntawm cov neeg tsis muaj hnub nyoog lossis kev npaj ua kom zoo rau cov txheej txheem, tshwj xeeb ntawm cov ntawv thov, thiab tswj kom nruj. Los ntawm kev nkag siab nws cov ntawv txhais, cov kev ua haujlwm haum, thiab cov chaw ua haujlwm ntawm kev sib txuas, muaj kev nyab xeeb, thiab ntev} piping piping ntawm lawv cov piping tseem ceeb. Thaum kev ua tau zoo thiab kev ntseeg tau yog tsis {{sib tham ua ke ntawm ib lub siab ntseeg tau tshwj xeeb yog cov kev txiav txim siab ua tshuab.
