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Xaiv cov tshuaj li qub

Cov ntsiab lus tseem ceeb ntawm valve xaiv
1. Qhia meej lub hom phiaj ntawm lub valve nyob rau hauv cov khoom siv lossis khoom siv
Txiav txim siab cov haujlwm ua haujlwm ntawm lub valve: qhov xwm ntawm cov nruab nrab nruab nrab, cov kev ua haujlwm siab, ua haujlwm ntawm kev ua haujlwm, thiab lwm yam.
2. Yog xaiv hom ntawm valve
Qhov tseeb xaiv ntawm hom valve yog raws tus tsim qauv tiav ntawm tag nrho cov txheej txheem ntau lawm thiab kev ua haujlwm ua qhov ua ntej.Thaum xaiv lub valve hom, tus tsim qauv yuav tsum xub tuav tus yam ntxwv thiab kev ua tau zoo ntawm txhua lub valve.
3. txiav txim qhov kawg kev sib txuas ntawm lub valve
Ntawm cov xov paj sib txuas, Flange kev sib txuas, thiab welded kawg sib txuas, thawj ob yog feem ntau siv.Threaded li qub yog mas yog li qub nrog lub nroog nominal hauv qab 50 hli.Yog hais tias txoj kab uas hla loj dhau lawm, nws yuav nyuaj heev rau nruab thiab ntim qhov sib txuas.
Flange-txuas li qub yog yooj yim dua rau nruab thiab disassemble, yog li lawv tau tsim nyog rau cov ntsia hlau sib txuas ntawm ntau qhov sib txawv thiab kev ntsuas.
Vuam kev sib txuas yog qhov haum rau kev thauj khoom hnyav thiab muaj kev ntseeg siab dua li flange kev sib txuas.Txawm li cas los xij, nws yog qhov nyuaj rau disassemble thiab rov nruab lub valve sib txuas los ntawm vuam, yog li nws siv tsuas yog siv rau lub sijhawm ntev, lossis qhov twg siv cov mob hnyav thiab ntsuas kub siab.
4. Xaiv cov khoom siv valve
Thaum xaiv cov khoom ntawm lub pob zeb lub plhaub, sab hauv thiab txuas ntxiv rau kev txiav txim siab cov khoom siv lub cev (kev ua kom huv si) ntawm cov khoom siv ua haujlwm (nrog lossis tsis muaj cov khoom) kuj yuav tsum tau tsaj.Ib qho ntxiv, nws yog qhov tsim nyog yuav tau xa mus rau cov kev cai muaj feem xyuam ntawm lub tebchaws thiab tus neeg siv lub chaw haujlwm.
Qhov tseeb thiab tsim nyog xaiv ntawm lub valve cov khoom tuaj yeem nrhiav tau lub neej kev lag luam ntau tshaj plaws thiab kev ua tau zoo tshaj plaws ntawm lub valve.Txoj kev xaiv valve yog: cam khwb cia hlau-carbon steel-carbon steel-stainless hlau-f4.
5. Lwm Yam
Ib qho ntxiv, cov dej ntws ntws thiab theem siab ntawm cov kua ntws los ntawm lub valve cov khoom lag luam, xws li cov khoom lag luam valve, kuaj cov khoom valve, thiab lwm yam).

Feem ntau siv cov lus qhia valve

1: Xaiv cov lus qhia rau rooj vag valve
Feem ntau, rooj vag lub rooj vag yuav tsum yog thawj qhov kev xaiv.Ntxiv nrog rau qhov tsim nyog rau chav, roj thiab lwm yam xov xwm, rooj vag yog qhov tsim nyog rau cov khoom lag luam granular thiab yog qhov tsim nyog rau cov li qub nyob rau hauv voling thiab qis lub tshuab nqus tsev.Rau kev tshaj tawm nrog cov khoom muaj, lub qhov rooj valve ntawm lub rooj vag valve yuav tsum muaj ib lossis ob lub qhov purge.Rau cov xov xwm tsawg-kub, rooj vag tsawg-kub tsawg yuav tsum tau siv.

2: Kev Qhia Txog Kev Xaiv Lub Ntiaj Teb Valve
Lub chaw nres tsheb nres yog qhov haum rau cov raj xa dej uas tsis tas yuav ua kom muaj qhov kub thiab txias thiab haum rau qhov nruab nrab xws li DN nrog DN nrog DN <200mm;
Cov daus me me tuaj yeem xaiv lub ntiaj teb li qub, ntsuas li qub, ntsuas li qub, cov qauv li qub, siab ntsuas li qub, thiab lwm yam;
Lub Nres Valve tau ntws kev hloov kho lossis siab hloov kho, tab sis cov kab sib haum tsis yog qhov loj, nws yog qhov zoo dua rau kev siv lub valve lossis lub ntsuas hluav taws xob;
Rau siab heev toxic media, ib tug bellows-kaw lub ntiaj teb valve yuav tsum tau siv;Txawm li cas los xij, lub ntiaj teb valve yuav tsum tsis siv rau kev tshaj tawm nrog cov viscosity siab thiab xov xwm muaj yooj yim rau precipitate, thiab yuav tsum nws yuav tsum nws siv tau qhov cua valve lossis qis nqus system valve.
3: pob valve xaiv cov lus qhia
Lub pob valve yog haum rau tsawg-kub, kev siab siab, thiab high-viscosity media.Feem ntau pob hluav taws xob tau siv rau hauv xov xwm nrog cov khoom siv me me, thiab tseem siv tau rau cov hmoov thiab cov khoom siv granular raws li cov khoom sealing;
Lub pob hluav taws xob puv-channel tsis haum rau kev nce qib, tab sis nws yog qhov haum rau kev hloov ceev thiab kaw, uas yooj yim rau kev sib tsoo thaum muaj xwm txheej ceev;Feem ntau hauv kev ua kom nruj kev ua tau zoo, hnav, kev ua haujlwm nrawm dua thiab kaw lub zog tsis zoo, thiab cov kua dej loj, pob me me tau pom zoo.
Lub pob valve yog haum rau lub teeb qauv, tsis tshua txiav-tawm, thiab corrosive media;Lub pob valve tseem yog lub zog zoo tshaj plaws rau qhov kub tsawg thiab cryogenic media.Rau cov kav dej thiab cov khoom siv ntawm cov xov xwm kub tsawg, tsawg lub pob kub lub pob valve nrog cov bonnet yuav tsum tau xaiv;
Thaum xaiv cov pob ntab ntab ntab ntab ntab, nws cov ntaub ntawv tuav yuav tsum dais lub load ntawm pob thiab cov khoom siv ua haujlwm.Cov li qub hluav taws xob loj yuav tsum muaj kev quab yuam ntau dua thaum ua haujlwm, DN≥
Lub pob hluav taws xob 200mm lub valve yuav tsum siv cov cab kauj iav xa khoom;Lub pob ruaj ruaj ruaj ruaj ruaj rau cov cheeb tsam loj dua thiab cov kev siab siab dua;Tsis tas li ntawd, lub pob valve siv rau cov txheej txheem ntawm cov ntaub ntawv lom thiab flammable nruab nrab yuav tsum muaj cov qauv hluav taws xob thiab cov tshuaj tua kab mob.
4: Throttle Valve xaiv cov lus qhia
Lub pob valve haum rau qee zaus uas yog qhov ntsuas kub nruab nrab yog tsawg thiab lub siab yog qhov siab, thiab nws yog qhov tsim nyog los kho qhov ntws thiab siab.Nws tsis haum rau qhov nruab nrab nrog cov viscosity siab thiab muaj cov khoom muaj tseeb, thiab nws tsis haum rau lub valve.
5: Kab Npawv Npaum Xaiv cov lus qhia
Lub flress flress yog haum rau qee sij hawm yuav tsum tau qhib ceev thiab kaw.Feem ntau, nws tsis haum rau chav thiab ntau dua kub tshaj tawm thiab kub viscosity media, thiab tseem yog xov xwm nrog rau kev ncua cov lus.
6: Npauj Npaim Valve Xaiv Cov Lus Qhia
Npauj Npaim Valve yog haum rau txoj kab uas lub taub loj (xws li DN> 600 hli) thiab sijhawm luv luv thaum muaj kev yuav tsum tau ua.Nws yog feem ntau siv rau qhov ntsuas kub ≤
80 ℃, siab ≤ 1.0MPA dej, roj, huab cua compressed thiab lwm yam tshaj tawm;Vim tias lub zog loj ploj ntawm npauj npaim li qub thiab cov pob npauj npaim yog qhov tsim nyog rau cov tshuab raj uas muaj txiaj ntsig tsis muaj kev xav tau.
7: Kos cov lus qhia valve
Xyuas li qub yog feem ntau haum rau kev tshaj xov xwm ceev, tsis yog rau kev tshaj tawm muaj cov khoom seem thiab cov viscosity siab.Thaum ≤40MM, nqa kos kos duab valve yuav tsum tau siv (tsuas pub tau ntsia rau ntawm kab rov tav pipeline);Thaum DN = 50 ~ 400mm, viav vias screen valve yuav tsum tau muab tso rau ob qho kab rov tav thiab ntsug ntawm cov nruab nrab yuav tsum yog los ntawm hauv qab mus rau saum);
Thaum DN≥450mm, ntas tsis kos duab valve yuav tsum siv;Thaum DN = 100 ~ 400mm, wafer scratch valve kuj tseem siv tau;Viav vias Kos Valve tuaj yeem ua rau hauv lub siab ua haujlwm siab heev, PN tuaj yeem ncav cuag rau txhua qhov kev ua haujlwm nruab nrab thiab cov khoom siv kub ua haujlwm ntawm lub plhaub thiab cov khoom sib txawv.
Qhov nruab nrab yog dej, roj, roj, nruab nrab, tshuaj, tshuaj, thiab lwm yam haujlwm ua haujlwm ntawm -196 ~ 800 ℃.
8: Diaphragm Valve Xaiv cov lus qhia
Diaphragm Valve yog qhov haum rau cov roj, kua txiv hmab nruab nrab thiab nruab nrab uas muaj cov khib nyiab uas uas nws ua haujlwm tsawg dua 200 ℃ thiab siab yog tsawg dua 1.0mpa.Nws tsis haum rau Organic kuab tshuaj thiab muaj zog oxidant nruab nrab;
Weir diaphragm li qub yuav tsum tau xaiv rau abrasive granular media, thiab cov dej ntws diaphragm yuav tsum raug xa mus rau thaum xaiv Weir Diaphragm li qub;ncaj-los ntawm diaphragm li qub yuav tsum tau xaiv rau cov kua dej viscous, Maas slurry thiab sedimentary media;Diaphragm yuav tsum tsis txhob siv rau lub tshuab nqus dej tshwj tsis yog cov kev xav tau tshwj xeeb hauv txoj kev thiab nqus plua plav.

Valve xaiv cov lus nug thiab teb

1. Qhov peb tseem ceeb yuav tsum tau txiav txim siab thaum xaiv lub koomhaum kev ua haujlwm?
Cov Outuator yuav tsum muaj ntau dua li lub nra ntawm lub valve thiab yuav tsum tsim nyog sib xws.
Thaum kuaj xyuas cov qauv sib xyaw ua ke, nws yog ib qho tsim nyog los txiav txim siab seb puas muaj kev tso cai sib txawv ntawm lub valve raws cov txheej txheem cov cai.Thaum lub siab sib txawv yog loj, qhov tsis sib xws ntawm lub tsheb yuav tsum tau xam.
Nws yog ib qho tsim nyog los txiav txim siab tias cov lus teb ceev ntawm tus actuator ua tau raws li cov cai ntawm cov txheej txheem ua haujlwm, tshwj xeeb tshaj yog cov khoom siv hluav taws xob.

2. Muab piv rau PNEUMATIC Actuatorators, thiab hom tsim tawm twg muaj?
Lub tshuab hluav taws xob tsav tau qhov hluav taws xob hluav taws xob, uas yog qhov yooj yim thiab yooj yim, nrog siab thawb, torque thiab rigidity.Tab sis cov qauv tsim qauv nyuaj thiab kev ntseeg tau yog ib qho tsis zoo.Nws yog kim dua pneumatic hauv cov kev qhia me me thiab nruab nrab.Nws feem ntau siv nyob rau hauv qee zaus uas tsis muaj roj hloov-pov thawj-pov thawj thiab nplaim-pov thawj tsis tas yuav tsum tau.Lub Areator Actuator muaj peb cov ntawv tso zis: cov kev mob strokular, kab mob stroke, thiab ntau-tig.

3. Vim li cas thiaj li txiav tawm qhov sib txawv ntawm lub quarter-tig valve valve loj?
Qhov txiav tawm ntawm lub cev sib txawv ntawm lub quarter-tig rov qab vim tias qhov muaj peev xwm ua rau lub zog me me ntawm lub zog me me, yog li nws tuaj yeem tiv taus qhov loj dua.Npauj npaim li qub thiab lub pob li qub yog feem ntau lub quarter-tig li qub.

4. Cov li qub uas yuav tsum tau xaiv rau kev taw qhia ntws?Yuav xaiv li cas?
Tib-cim tswj li qub xws li ib leeg-rooj li qub, muaj kev kub siab li qub, thiab tib lub tes tsho muaj qhov tsis muaj nyiaj dab tsi uas yuav tsum tau ntws.Muaj qhov zoo thiab kev nplij siab los ntws qhib thiab ntws kaw.Cov dej ntws-qhib ntaus lub valve hauj lwm sib luag kuj ruaj khov, tab sis kev ua kom tus kheej ua tau zoo thiab kev ua tsis tau zoo, thiab lub neej luv;Qhov txaus-ze hom Valve muaj lub neej ntev, kev ua kom ruaj khov thiab kev ruaj ntseg kev ua tau zoo, tab sis kev ruaj ntseg yog qhov tsis zoo thaum lub hauv paus me dua li lub valve tub ntxhais lub taub.
Ib lub rooj sib tw, thiab ib leeg nqov lub tsho ntev li qub, thiab siv cov dej ntws tawm thaum muaj cov dej ntws loj los yog tus kheej.Ob-txoj haujlwm hom kev qhib cov cwj pwm ceev ceev kev tswj hwm valve xaiv cov dej kaw.

5. Ntxiv rau ib leeg-lub rooj zaum thiab ob chav rooj li qub thiab tes tsho li qub, lwm yam li qub muaj kev tswj hwm ua haujlwm?
Diaphragm li qub, npauj npaim li qub, feem ntau txiav

6. Vim li cas thiaj xaiv cov qauv tseem ceeb tshaj li kev xam?
Muab kev sib piv thiab xaiv, xaiv yog qhov tseem ceeb tshaj thiab muaj ntau yam nyuaj.Vim tias cov kev suav tsuas yog suav cov mis los, nws tsis yog nws tus kheej tsis sib xws ntawm cov qauv ntawm cov qauv, tab sis qhov tseeb ntawm cov txheej txheem muab.
Cov kev xaiv cuam tshuam ntau cov ntsiab lus, thiab kev saib xyuas me ntsis yuav ua rau xaiv cov khib nyiab, uas tsis yog ua rau muaj teeb meem ntau yam, xws li kev ntseeg tau, lifespan, thiab kev ua haujlwm.Zoo thiab lwm yam.

7. Vim li cas tsis tuaj yeem siv ob chav sib khi ua ke tau siv ua lub pob hluav taws xob kaw?
Qhov zoo dua ntawm ob-tog valve core yog lub zog sib npaug, tab sis nws cov chaw sib txawv yog tias ob lub chaw sib tw tsis tuaj yeem sib cuag tib lub sijhawm, ua rau muaj kev xau loj.
Yog tias nws yog artificially thiab compulsorily siv rau kev txiav tawm qee zaus, cov nyhuv yog obviously tsis zoo.Txawm hais tias muaj ntau yam kev txhim kho (xws li ob chav-sealed testing valve) yog tsim rau nws, nws tsis yog xav tau.

8. Vim li cas ob tog zaum ob lub rooj yooj yim rau oscillate thaum ua haujlwm nrog me me qhib?
Rau ib qho tseem ceeb, thaum nruab nrab yog ntws qhib hom, lub valve kev ruaj khov yog qhov zoo;Thaum nruab nrab yog ntws kaw yam, lub valve kev ruaj khov yog ib qho tsis zoo.Lub rooj zaum ob lub ntsej muag muaj ob lub spool, cov spool qis yog nyob rau hauv ntws kaw, thiab lub voj sab saud yog nyob rau hauv txaus qhib.
Nyob rau hauv txoj kev no, thaum ua haujlwm nrog kev qhib me me, qhov txaus-kaw valve kev cai, uas yog vim li cas ob-tog valve tsis tuaj yeem siv rau kev ua haujlwm nrog kev qhib me me.

9. Cov yam ntxwv zoo li cas ntawm txoj kev ncaj-los ntawm ib lub rooj tswj hwm valve?Nws siv qhov twg?
Qhov chaw xau dej yog me me, vim tias muaj tsuas yog ib lub valve tub ntxhais, nws yog ib qho yooj yim los xyuas kom muaj kev sib khi.Tus qauv dej ntws tawm yog 0.01% kV, thiab ntxiv kev tsim qauv tuaj yeem siv los ua daim ntawv kaw.
Qhov kev tso cai qhov sib txawv yog qhov me me, thiab qhov thawb loj yog qhov loj rau kev quab yuam tsis sib xws.Lub valve △ P ntawm DN100 tsuas yog 120kpa.
Cov kev ncig ua si yog me me.Lub KV ntawm DN100 tsuas yog 120. Feem ntau nws siv nyob rau hauv qee zaus uas cov dej xau yog me me thiab qhov siab sib txawv tsis loj.

10. Cov yam ntxwv zoo li cas ntawm txoj kev ncaj-los ntawm ob tog tswj valve?Nws siv qhov twg?
Qhov kev tso cai sib txawv yog qhov loj, vim tias nws tuaj yeem offset ntau cov rog tsis muaj zog.DN100 Valve △ P yog 280kpa.
Kev sib ncig loj.Lub KV ntawm DN100 yog 160.
Lub toast yog loj vim tias ob spools yuav muab kaw tib lub sijhawm.Tus qauv dej ntws tawm tau yog 0.1% KV, uas yog 10 zaug uas ntawm ib lub rooj tog.Qhov ncaj-los ntawm ob-tog tswj lub valve feem ntau yog siv nyob rau hauv tej peev xwm nyob rau hauv tej peev xwm nyob rau hauv lub sij hawm nrog kev kub siab sib txawv thiab qis xau dej yuav tsum tau.

11. Vim li cas cov kev tawm tsam thaiv kev ua tau zoo ntawm qhov ncaj-stroke tswj hwm valve txom nyem, thiab lub kaum-stroke valve muaj kev tawm tsam zoo los tiv thaiv kev ua tau zoo?
Lub lig xov ntawm txoj hlua ncaj-stroke yog qhov sib ntsug ntsug, thiab nruab nrab ntawm nruab nrab hauv thiab tawm tav toj.Txoj kev ntws nyob rau hauv lub qhov kab noj hniav valve yuav pub dawb, uas ua rau txoj kev ntws ntawm lub valve muaj kev nyuaj siab (cov duab yog zoo li inverted "s puab).Nyob rau hauv txoj kev no, muaj ntau thaj chaw tuag, uas muab chaw rau cov dej nag ntawm cov nruab nrab, thiab yog tias yam mus zoo li qhov no, nws yuav ua rau txhaws.
Cov kev taw qhia ntawm throttling ntawm lub quarter-tig lub valve yog txoj kev qhia kab rov tav.Lub nruab nrab ntws tawm hauv thiab tawm tav toj, uas yog qhov yooj yim kom tshem tawm cov npliag nruab nrab.Nyob rau tib lub sijhawm, txoj kev ntws yog yooj yim, thiab qhov chaw rau nruab nrab nag lossis me me, yog li lub quarter-tig lub valve thaiv kev ua tau zoo.

12. Nyob rau hauv dab tsi tshwm sim kuv yuav tsum tau siv txoj haujlwm valve?

Qhov twg kev sib txhuam yog qhov loj thiab meej qhov chaw yog yuav tsum tau ua.Piv txwv li, kub thiab kub thiab txias tswj cov li qub lossis tswj cov li qub nrog cov graphite graphite packing;
Cov txheej txheem qeeb yuav tsum nce cov lus teb ceev ntawm kev tswj hwm valve.Piv txwv li, kev hloov kho cov txheej txheem ntawm cov ntsuas kub, qib ua tiav, tsom xam thiab lwm yam tsis sib xws.
Nws yog ib qho tsim nyog kom nce cov zis quab yuam thiab txiav kev quab yuam ntawm cov actuator.Piv txwv li, ib lub rooj tog zaum valve nrog DN≥25, ob chav rooj tog valve nrog DN> 100.Thaum lub siab poob ntawm ob qho kawg ntawm lub valve △ P> 1MPA lossis Inlet Siab P1> 10MPA.
Hauv kev ua haujlwm ntawm kev sib cais-ntau txoj kev tswj hwm thiab tswj hwm valve, nws yog qee zaum yuav tsum hloov cua-qhib thiab cua kaw cov qauv.
Nws yog ib qho tsim nyog los hloov cov kev ntws ntawm cov kev tswj hwm valve.

13. Muaj xya zaus twg los txiav txim siab qhov loj ntawm cov kev tswj hwm valve?
Txiav txim siab cov kev suav nrog-qmax, qmin
Txiav txim siab lub siab sib txawv-xaiv qhov tsis kam piv cov nqi raws li cov yam ntxwv ntawm lub system, thiab tom qab ntawd txiav txim siab suav qhov sib txawv (thaum lub pob hluav taws xob qhib);
Laij cov coefficient-xaiv cov kev ntsuas cov kab mob uas tsim nyog muab cov kab mob foos lossis software kom nrhiav tau Max thiab Kax ntawm KV;
KV Tus Nqi Xaiv - Raws li KV max tus nqi hauv cov khoom tsim khoom series, KV ze tshaj plaws rau thawj lub iav yog siv kom tau txais cov khoom lag luam caliber;
Qhib Degree Tshawb xyuas xam seb yog QMax yuav tsum tau, ≯90% valve valve Nyem;Thaum qmin yog ≮10% valve siv;
Qhov tseeb kho tau cov kev kho piv txwv xam kev suav Xam - Qhov Yuav Tsum Tau Ua Si.Ractual> r yuav tsum tau
Cov caliber tau txiav txim siab - yog tias nws tsis tsim nyog, rov qab siv tus nqi KV KV thiab tshawb xyuas dua.

14. Vim li cas lub tes tsho Valve hloov lub rooj thiab ob chav rooj li qub tab sis tsis tau txais dab tsi koj xav tau?
Lub tes tsho valve uas tawm hauv xyoo 1960 tau siv dav hauv tsev thiab txawv teb chaws hauv xyoo 1970.Hauv cov nroj tsuag petrochemical qhia nyob rau hauv 1980s, Tes Tsho, li qub them rau cov feem ntau.Lub sijhawm ntawd, ntau tus neeg ntseeg tias Sa Tsho ntawd puas yuav hloov ib leeg thiab ob npaug li qub.Lub rooj zaum lub rooj zaum tau dhau los ua cov khoom lag luam thib ob.
Txog tam sim no, qhov no tsis yog.Ib leeg-rooj li qub, ob lub rooj zaum li qub, thiab tes tsho li qub yog txhua yam siv sib npaug.Qhov no yog vim lub tes tsho ob tog tsuas yog kev ruaj khov thiab kev coj ua zoo dua li ntawm ib leeg thiab ob tog zaum tau hloov pauv ib leeg thiab ob npaug Rooj Tog Zaum Woolen Daim Ntaub Woolen?Yog li ntawd, lawv tsuas tuaj yeem siv tau ua ke.

15. Vim li cas thiaj yuav muab cov ntawv kaw cia kom deb li deb tau rau cov khoom txiav tawm?
Lub to ntawm lub kaw-tawm valve yog tsawg li sai tau.Qhov xau ntawm cov muag muag-sib khi valve yog qhov qis tshaj.Ntawm chav kawm, cov ntawv tawm ntawm cov nyhuv yog qhov zoo, tab sis nws tsis hnav-tiv taus thiab muaj kev ntseeg tau tsis zoo.Kev txiav txim los ntawm ob tus qauv me me thiab kev sib khi hloov kho, muag muag muag tsis zoo li tsis zoo.
Piv txwv li, ib qho puv ntoob ultra-lub teeb regulating valve, ntim thiab muab kev tiv thaiv thiab muaj kev cia siab, uas tuaj yeem ua tau raws li qhov yuav tsum tau tawm ntawm lub valve kaw.

16. Vim li cas cov kav ntawm txoj hlua ncaj-stroke tswj valve thinner?
Nws cuam tshuam nrog lub hauv paus yooj yim cov cai: siab sliding kev sib txhuam thiab cov dov tsis muaj rolling.Lub pob valve ntawm lub stroke valve txav mus nce thiab nqis, nws yuav ntim lub pob valve nruj me ntsis, ua rau muaj kev hloov kho loj dua.
Vim li no, lub valve qia yog tsim los ua kom me me, thiab cov teeb meem me me kom yuag, uas yooj yim los khoov, thiab cov ntim Lub neej luv luv.
Txoj kev zoo tshaj plaws los daws cov teeb meem no yog siv lub chaw taug kev hauv lub valve qia, uas yog, ib quarter-tig valve.Nws cov qia yog 2 txog 3 lub sij hawm thicker dua li ncaj-stroke valve qia.Nws tseem siv sijhawm ntev lub neej thiab qia ruaj khov.Zoo, lub neej ntim tau ntev, tab sis kev sib txhuam nruj me me yog me me thiab cov thaub qab yog me me.

Koj puas xav tau ntau tus neeg paub koj cov kev paub dhau los thiab kev paub dhau los ntawm kev ua haujlwm?Yog tias koj tau koom nrog hauv cov cuab yeej ua haujlwm, thiab muaj kev paub txog kev ua txij nkawm valve, thiab koj tuaj yeem sib txuas lus nrog peb, tej zaum koj cov kev paub dhau los thiab kev paub yuav pab neeg coob ntxiv.


Post lub sij hawm: Nov-27-2021