Cov tsev siab siab xav tau kev tiv thaiv hluav taws zoo. Ibangle hose valveplays lub luag haujlwm tseem ceeb hauv kev tswj cov dej ntws thaum muaj xwm txheej ceev. Qhov no valve, feem ntau hu ua a45 ° hydrant valve or txoj cai kaum valve, txuas mus rau cov kav dej standpipe thiab xyuas kom muaj kev xa dej mus rau cov khoom siv tua hluav taws. Tsis zoo li ibncaj valve, nws muaj kev nkag tau zoo dua hauv qhov chaw txwv. Cov ntaub ntawv ruaj khov thiab meej engineering ua rau nws muaj kev ntseeg siab nyob rau hauvhluav taws kub hydrant valvesystem, ua kom cov lus teb ceev ceev hauv lub sijhawm tseem ceeb.
Ntsiab Cai
- Xaiv lub kaum sab xis hose li qub uas ua tau raws li NFPA 14 cov cai rau kev nyab xeeb hluav taws.
- Sivcov ntaub ntawv muaj zog zoo li tooj daglos yog bronze kom tsis txhob xeb thiab kav ntev.
- Xyuas thiab kho lub kaum sab xis hose li qub kom tsis txhob muaj teeb meem thiab ua kom lawv kav ntev.
- Xyuas kom tseeb tias cov li qub tau teeb tsa txoj cai thiab yooj yim mus cuag rau cov neeg tua hluav taws.
- Yuav zoo li qublos ntawm cov khoom ntseeg siab kom txuag tau nyiaj thiab nyob nyab xeeb.
Nkag siab lub luag hauj lwm ntawm Angle Hose Valves
Dab tsi yog Angle Hose Valve?
Lub kaum sab xis hose valve yog cov khoom tshwj xeeb ntawmhluav taws kev tiv thaiv systemstsim los tswj cov dej ntws. Nws qhov tshwj xeeb 45-degree lub kaum sab xis ua kom yooj yim txuas rau hoses, tshwj xeeb tshaj yog nyob rau hauv qhov chaw kaw. Cov valve no feem ntau muaj nyob rau hauv ob qhov ntau thiab tsawg: 1 ½ "thiab 2 ½". Class I thiab III standpipe systems feem ntau siv qhov loj 2 ½ "li qub, thaum Class II systems cia siab rau qhov me me 1 ½" loj. Kev teeb tsa yuav tsum muaj cov yeeb nkab sib txuas uas ua tau raws li ANSI B2.1 cov qauv, ua kom muaj kev ruaj ntseg thiab tsis muaj paug. Kev saib xyuas tsis tu ncua, suav nrog kev tshuaj xyuas kom nruj kaw thiab hloov cov khoom siv thaum muaj cov dej xau, ua kom pom kev ua haujlwm zoo.
Vim li cas Lub Hoob Hose Valves tseem ceeb rau Kev Nyab Xeeb Hluav Taws Kub Siab?
Cov tsev siab siab nthuav qhia cov kev sib tw tshwj xeeb thaum muaj hluav taws kub ceev.Angle hose li qubua lub luag haujlwm tseem ceeb hauv kev daws cov teeb meem no los ntawm kev muab cov dej nkag tau yooj yim rau kev tua hluav taws. Txhim kho raws li ib feem ntawm cov kav dej, cov li qub no xyuas kom meej tias cov dej tuaj yeem xa mus rau cov plag tsev sab saud. Lawv lub kaum sab xis tsim txhim kho kev nkag mus tau yooj yim, tso cai rau cov neeg tua hluav taws kom txuas cov hoses sai sai txawm tias nyob hauv qhov chaw nruj lossis qhov tsis zoo. Los ntawm ua tau raws li cov kev xav tau tshwj xeeb thiab kev ua tau zoo, lub kaum sab xis hose li qub pab tswj cov dej ntws zoo ib yam, uas yog qhov tseem ceeb rau kev tua hluav taws hauv cov tsev siab.
Tsis tas li ntawd, cov li qub no ua rau muaj kev ua raws li cov cai tiv thaiv hluav taws, uas tswj xyuas lawv cov kev siv hauv cov tsev siab. Kev xaiv kom raug thiab khaws cia lub kaum sab xis hose li qub tsis tsuas yog txhim kho kev ua haujlwm ntawm kev tiv thaiv hluav taws, tab sis kuj tseem tiv thaiv lub neej thiab khoom thaum muaj xwm txheej ceev.
Kev txiav txim siab tseem ceeb rau xaiv lub kaum sab xis hose Valve
Compatibility nrog Standpipe Systems
Ua kom muaj kev sib raug zoo ntawm lub kaum sab xis hose li qub thiab cov kav dej standpipe yog qhov tseem ceeb rau kev nyab xeeb hluav taws zoo hauv cov tsev siab. Cov li qub no yuav tsum ua tau raws li cov kev cai tshwj xeeb kom ua haujlwm seamlessly hauv qhov system. Piv txwv li, lawv yuav tsum yogteev raws li NFPA 14cov qauv thiab feature sab nraud National Hose Standard (NHS) threads rau kev ruaj ntseg hose txuas. Threaded caps tiv thaiv hose threads los ntawm kev puas tsuaj, thaum tswj kev tswj xyuas kom muaj kev nyab xeeb ntawm cov dej thaum muaj xwm txheej ceev.
| Kev xav tau | Kev piav qhia |
|---|---|
| Hose Valves | Yuav tsum tau teev tseg raws li NFPA 14 |
| Hose Xov | Yuav tsum muaj sab nraud National Hose Standard (NHS) threads |
| Threaded Caps | Yuav tsum tau tiv thaiv hose threads |
| Txoj Cai Siab | Yuav tsum txwv qhov siab ntawm hose txuas mus rau cov nqi teev tseg |
Kev soj ntsuam zoo sib xws ua kom ntseeg tau tias lub kaum sab xis hose li qub sib koom ua ke nrog cov kav dej sawv ntsug, txhim kho lawv txoj kev ntseeg siab thaum muaj hluav taws kub.
Kev xaiv cov khoom siv rau Durability
Cov ntaub ntawv durability plays lub luag haujlwm tseem ceeb hauv kev ua haujlwm ntawm lub kaum sab xis hose li qub, tshwj xeeb tshaj yog hauv cov ntawv thov siab. Cov ntaub ntawv zoo xws li tooj dag thiab tooj liab feem ntau yog siv vim lawv cov corrosion kuj thiab muaj peev xwm tiv taus huab cua. Cov qauv zoo li MSS SP-80 thiab MSS SP-85 cov ntaub ntawv qhia txog cov khoom siv thiab qhov yuav tsum tau ua rau tooj dag thiab grey li qub, ua kom lawv ntseeg tau.
- ASME B16.34txhais cov chav kawm siab rau li qub, qhia txog qhov siab tshaj plaws tso cai ua haujlwm siab ntawm ntau qhov kub thiab txias.
- MSS SP-80tswj cov tooj dag li qub, uas tuaj yeem tswj tau txog li 300 PSI ntawm qhov kub thiab txias thiab 150 PSI ntawm 406 ° F.
- Qauv TSIS MUAJ: SP-85xyuas kom grey hlau li qub ua tau raws li cov qauv ntsuas nruj.
Piv txwv li, Chav Kawm 150 bronze li qub nyob rau hauv MSS SP-80 tuaj yeem ua haujlwm ntawm 200 PSI ntawm -20 ° F thiab 150 ° F, ua rau lawv zoo tagnrho rau qhov xav tau ib puag ncig. Xaiv cov khoom siv ruaj khov ua kom lub neej ua haujlwm ntev thiab ua haujlwm zoo ib yam nyob rau hauv siab.
Kev ntsuas siab thiab kev ua haujlwm yuav tsum tau ua
Kev ntsuas siab txiav txim siab qhov kev txwv kev ua haujlwm ntawm lub kaum sab xis hose li qub, kom ntseeg tau tias lawv ua tau zoo thaum muaj xwm txheej ceev. Valves yuav tsum ua kom tau raws li cov kev xav tau tshwj xeeb thiab qhov kub thiab txias los tswj cov kev xav tau ntawm kev tiv thaiv hluav taws kub siab.
| Specification | Paub meej |
|---|---|
| Qauv | Bristol BF59/A99 |
| Pom zoo & Certification | UL- npe, ua raws li ANSI / UL 1468 tus qauv |
| Khoom siv | High-zoo tooj dag nrog ib tug dawb tooj dag tag rau corrosion kuj |
| Kev ntsuas siab | Ua haujlwm siab ntawm 175 PSI (12 bar), ntsuas siab 24 bar |
| Qhov kub thiab txias | Ua haujlwm zoo ntawm 0ºC txog 38ºC |
| Durability | Tsim los rau lub neej ua haujlwm ntev hauv kev xav tau ib puag ncig |
| Daim ntawv thov | Siv nyob rau hauv kev tiv thaiv hluav taws, standpipe, thiab sprinkler systems |
Cov Valves zoo li Bristol BF59 / A99 ua kom pom qhov ua tau zoo tshwj xeeb, nrog kev ua haujlwm siab ntawm 175 PSI thiab qhov ntsuas siab ntawm 24 bar. Lawv cov kev tsim kho muaj zog ua kom muaj kev ntseeg siab hauv cov xwm txheej siab, ua rau lawv tsim nyog rau kev tiv thaiv hluav taws hauv cov tsev siab.
Ua raws li Cov Cai Kev Nyab Xeeb Hluav Taws Xob thiab Cov Qauv
Xyuas kom ua raws li cov cai tiv thaiv hluav taws thiab cov qauv yog qhov tseem ceeb thaum xaiv lub kaum sab xis hose valve rau cov tsev siab. Cov kev cai no tsim kom muaj qhov tsawg kawg nkaus rau kev ua haujlwm, kev teeb tsa, thiab kev saib xyuas, kom ntseeg tau tias cov tshuab tiv thaiv hluav taws ua haujlwm zoo thaum muaj xwm txheej ceev. Kev ua raws li cov qauv no tsis yog tsuas yog txhim kho kev nyab xeeb xwb tab sis kuj ua kom muaj kev ua raws li kev cai lij choj rau cov tswv tsev thiab cov tswj hwm.
Cov cai tiv thaiv hluav taws, xws li cov uas tau teev tseg los ntawm National Fire Protection Association (NFPA), muab cov lus qhia ntxaws ntxaws rau lub kaum sab xis hose li qub thiab cov khoom muaj feem xyuam. Piv txwv li, NFPA 14 qhia txog kev tsim, kev teeb tsa, thiab kev sim ntawm cov kav dej thiab cov kav dej. Cov qauv no xyuas kom meej tias cov li qub ua tau raws li qhov tseem ceeb ntawm kev ua tau zoo, xws li kev ntsuas siab thiab cov dej ntws.
Cov lus hauv qab no qhia txog cov kev xav tau tseem ceeb rau hose li qub thiab cov kav dej sawv ntsug:
| Kev xav tau | Kev piav qhia |
|---|---|
| Qhov hluav taws xob hose | Txhua 1.5 "los yog me dua hose qhov hluav taws xob yuav tsum tau nruab thiab npaj siv. |
| Hom hose | Standpipe systems ntsia tom qab Lub Ib Hlis 1, 1981, yuav tsum siv cov kav dej. |
| Siab | Lub siab dynamic ntawm lub nozzle yuav tsum nyob nruab nrab ntawm 30 psi (210 kPa) thiab 125 psi (860 kPa). |
| Kev Siv Dej | Qhov dej tsawg kawg nkaus yuav tsum yog 100 nkas loos ib feeb (6.3 l / s) tsawg kawg 30 feeb. |
| Kev Ntsuas Hydrostatic | Cov kav dej yuav tsum tau kuaj tsis pub tsawg dua 200 psi (1380 kPa) tsawg kawg 2 teev. |
| Kev Ntsuas Hose | Hose yuav tsum tau kuaj tsis pub tsawg dua 200 psi (1380 kPa) ua ntej muab tso rau hauv kev pabcuam. |
| Kev tu | Hose systems yuav tsum raug tshuaj xyuas tsawg kawg ib xyoos ib zaug thiab tom qab siv txhua. |
Cov kev cai no xyuas kom meej tias lub kaum sab xis hose valve thiab cov kab ke cuam tshuam ua haujlwm tau zoo nyob rau hauv cov xwm txheej siab. Piv txwv li, kev ntsuam xyuas hydrostatic ntawm 200 psi txheeb xyuas qhov kev ncaj ncees ntawm cov kav dej, thaum kev tshuaj xyuas txhua xyoo pab txheeb xyuas cov teeb meem muaj peev xwm ua ntej lawv nce ntxiv.
Kev ua raws cai kuj suav nrog kev xaiv cov li qub uas ua tau raws li cov ntawv pov thawj tshwj xeeb. Ntau qhov zoo li qub, xws li cov khoom tsim los ntawm Yuyao Ntiaj Teb Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob, yog UL- npe thiab ua raws li ANSI / UL 1468 tus qauv. Cov ntawv pov thawj no tau lees paub tias cov li qub tau dhau los ua kev sim nruj rau kev ua haujlwm ntev thiab kev ua haujlwm.
Los ntawm kev ua raws li cov cai thiab cov qauv no, cov thawj coj hauv tsev tuaj yeem xyuas kom lawv cov kev tiv thaiv hluav taws tau npaj txhij los daws cov xwm txheej kub ntxhov. Kev tshuaj xyuas tsis tu ncua thiab kev saib xyuas ntxiv txhim khu kev ntseeg tau ntawm cov tshuab no, tiv thaiv lub neej thiab khoom.
Txhim khu kev nyab xeeb hluav taws nrog lub kaum sab xis Hose Valve
Qhov tseem ceeb ntawm Kev Ntsuas-txo li qub hauv cov tsev siab
Cov tsev siab siab feem ntau muaj kev hloov pauv loj hauv dej siab vim lawv qhov siab. Kev kub siab ntau dhau tuaj yeem ua rau cov khoom siv tua hluav taws puas lossis cuam tshuam nws txoj haujlwm.Siab txo li qub (PRVs)daws qhov teeb meem no los ntawm kev tswj cov dej siab kom nyab xeeb thiab zoo ib yam. Cov li qub no xyuas kom meej tias cov dej xa tawm los ntawm cov kav dej nyob hauv qhov chaw ua haujlwm ntawm cov khoom siv txuas nrog.
PRVs yog qhov tseem ceeb tshwj xeeb tshaj yog rau cov plag tsev ze rau lub tsev lub hauv paus, qhov twg cov dej siab yuav siab tshaj plaws. Los ntawm kev tswj kom zoo siab, cov li qub no txhim khu kev ua tau zoo ntawm covhluav taws tiv thaiv system. Lawv kuj tiv thaiv tej xwm txheej uas tshwm sim los ntawm cov dej uas muaj dej ntau dhau. Kev koom ua ke PRVs ua ke nrog lub kaum sab xis hose valve ua kom muaj kev sib npaug thiab txhim khu kev lag luam, tshwj xeeb tshaj yog nyob rau hauv cov qauv siab.
Txhim kho kom zoo thiab siv tau
Kev txhim kho kom zoo ntawm lub kaum sab xis hose valve yog qhov tseem ceeb rau nws txoj haujlwm. Kev tso kawm tsis raug lossis kev sib raug zoo tsis zoo tuaj yeem ua rau cov dej ntws los yog txo qis kev ua haujlwm. Cov neeg tsim khoom yuav tsum ua raws li cov txheej txheem tsim khoom thiab cov qauv kev lag luam kom ntseeg tau tias muaj kev nyab xeeb. Piv txwv li, li qub yuav tsum tau muab tso rau ntawm qhov siab uas tso cai rau kev nkag tau yooj yim rau cov neeg tua hluav taws. Qhov kev tso kawm no txo qis qeeb qeeb thaum muaj xwm txheej ceev.
Kev siv tau kuj tseem ua lub luag haujlwm tseem ceeb hauv kev ua haujlwm ntawm lub valve. Valves ntsia rau hauv cov cheeb tsam nyuaj mus cuag tau tuaj yeem cuam tshuam kev tua hluav taws. Clear labeling thiab unobstructed txoj kev ntxiv txhim khu usability. Kev cob qhia tsis tu ncua rau cov neeg ua haujlwm hauv tsev ua kom lawv nkag siab lub valve qhov chaw thiab kev ua haujlwm. Kev txhim kho kom raug thiab kev siv tau zoo ua rau muaj kev sib txuas lus teb thaum muaj xwm txheej kub ntxhov.
Kev tu thiab tshuaj xyuas cov kev coj ua zoo tshaj plaws
Kev saib xyuas niaj hnub thiab kev tshuaj xyuas yog qhov tseem ceeb rau kev ua haujlwm ntev ntawm lub kaum sab xis hose valve. Kev tsis saib xyuas cov kev coj ua no tuaj yeem ua rau muaj kev ua haujlwm tsis zoo lossis ua tsis tiav thaum lub sijhawm tseem ceeb. Cov thawj coj hauv tsev yuav tsum teem sijhawm kuaj xyuas kom paub cov teeb meem muaj peev xwm xws li corrosion, leaks, lossis blockages.
Ib txoj kev npaj kho vaj tse muaj xws li:
- Kev soj ntsuam pom: Txheeb xyuas qhov pom kev puas tsuaj lossis hnav.
- Kev sim ua haujlwm: Xyuas kom tseeb tias lub valve qhib thiab kaw zoo.
- Kev ntsuas siab: Xyuas kom lub valve tswj cov qib siab xav tau.
- Hloov cov khoom siv: Hloov cov khoom uas siv tau tam sim ntawd los tiv thaiv kev ua tsis tiav.
Ua raws li cov kev coj ua zoo tshaj plaws no ua kom lub valve tseem nyob hauv qhov zoo. Kev koom tes nrog cov tuam txhab txhim khu kev qha xws li Yuyao Ntiaj Teb Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob muab kev nkag mus rau cov khoom zoo li qub thiab cov kws tshaj lij qhia txog kev saib xyuas. Kev saib xyuas tsis tu ncua tsis tsuas yog txuas lub valve lub neej tab sis kuj txhim kho kev nyab xeeb tag nrho ntawm lub tsev.
Ntsuas tus nqi thiab zoo
Ntsuas Tus Nqi Sij Hawm Ntev Tshaj Li Tus Nqi Pib Pib
Thaum xaiv lub kaum sab xis hose valve rau cov tsev siab,ntsuas tus nqi thiab zooyog qhov tseem ceeb. Txawm hais tias cov kev xaiv qis dua yuav zoo li txaus siab rau thawj zaug, lawv feem ntau ua rau cov nuj nqis ntau dua nyob rau lub sijhawm vim kev saib xyuas tsis tu ncua thiab lub neej luv dua. Cov khoom zoo li qub, ntawm qhov tod tes, muab cov kav ntev thiab kev ntseeg siab, txo qhov kev xav tau ntawm kev kho thiab hloov.
Cov lus hauv qab no qhia txog qhov sib txawv ntawm cov txiaj ntsig zoo ntawm cov khoom zoo li qub thiab lawv cov kev xaiv:
| Yam | High-Quality Valves | Alternative Valves |
|---|---|---|
| Tus nqi pib | Kev nqis peev ntau dua | Tus nqi pib qis dua |
| Kev Kho Kom Zoo | Txo cov kev tu ncua | Kev tu ntau zaus |
| Durability | Lub neej ua haujlwm ntev dua | Shorter lifespan |
| Txuag mus sij hawm ntev | Cov nqi txuag tseem ceeb hauv lub sijhawm | Muaj peev xwm rau cov nqi siab dua |
Kev nqis peev hauv cov khoom zoo li qub kom txuag tau mus ntev thiab ua haujlwm zoo ib yam. Lawv lub neej kev pab cuam txuas ntxiv txo qis kev cuam tshuam, ua rau lawv xaiv tus nqi zoo rau cov kab hluav taws kub siab siab.
Xaiv cov neeg tsim khoom ntseeg tau zoo li Yuyao Ntiaj Teb Cov Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob
Xaiv ib lub chaw tsim khoom txhim khu kev qha yog qhov tseem ceeb sib npaug thaum muab qhov tseem ceeb rau qhov zoo. Cov neeg tsim khoom zoo li Yuyao Ntiaj Teb Cov Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob tshwj xeeb hauv kev tsim cov khoom siv hluav taws xob zoo li qub tsim los ua kom tau raws li cov qauv kev lag luam nruj. Lawv cov khoom raug soj ntsuam nruj kom ntseeg tau tias muaj zog, ua haujlwm siab, thiab ua raws li cov cai tiv thaiv hluav taws.
Kev koom tes nrog cov chaw tsim khoom ntseeg tau muab ntau yam zoo:
- Kev txawj ntse: Tsim cov chaw tsim khoom nqa ntau xyoo ntawm kev paub thiab kev paub txog lawv cov khoom.
- Cov ntawv pov thawj: Cov khoom lag luam los ntawm cov tuam txhab muaj koob npe feem ntau muaj cov ntawv pov thawj zoo li UL cov npe, ua kom ntseeg tau raws li cov qauv kev nyab xeeb.
- Txhawb nqa: Cov tuam txhab tsim khoom lag luam muaj kev taw qhia txog kev teeb tsa, kev saib xyuas, thiab kev tshuaj xyuas, txhim kho tag nrho cov kev ua tau zoo ntawm kev tiv thaiv hluav taws.
Los ntawm kev xaiv ib tus neeg muab kev ntseeg siab, cov thawj coj hauv tsev tuaj yeem ua kom lawv cov kev nyab xeeb hluav taws nyob ruaj khov thaum muaj xwm txheej ceev. Yuyao Ntiaj Teb Cov Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob ua piv txwv qhov kev ntseeg siab no, xa cov kev daws teeb meem zoo raws li qhov xav tau ntawm cov tsev siab siab.
Xaiv lub kaum sab xis hose valve yog qhov tseem ceeb rau kev ua kom muaj kev nyab xeeb ntawm hluav taws hauv cov tsev siab. Cov yam tseem ceeb muaj xws li kev sib raug zoo nrog cov kav dej kav, cov khoom siv ruaj khov, thiab ua raws li cov cai tiv thaiv hluav taws. Kev ntseeg tau zoo thaum muaj xwm txheej ceev nyob ntawm cov kev xav no.
Kev koom tes nrog cov tuam txhab ntseeg siab, xws li Yuyao Ntiaj Teb Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob, ua kom nkag mus rau cov khoom zoo li qub uas ua tau raws li cov qauv kev lag luam. Kev sab laj cov kws tshaj lij kev nyab xeeb hluav taws ntxiv txhim kho kev txiav txim siab, pab cov thawj coj hauv tsev siv cov txheej txheem tiv thaiv hluav taws zoo. Los ntawm kev saib xyuas qhov ua tau zoo thiab kev ua raws cai, cov tsev siab siab tuaj yeem ua tiav kev nyab xeeb thiab kev npaj tau zoo.
FAQ
1. Dab tsi yog lub hom phiaj tseem ceeb ntawm lub kaum sab xis hose valve hauv cov tsev siab siab?
Lub kaum sab xis hose valve tswj cov dej ntws hauv cov kav dej, kom ntseeg tau cov dej xa mus rau cov khoom siv tua hluav taws. Nws lub kaum sab xis tsim tso cai yooj yim hose sib txuas hauv qhov chaw kaw, ua rau nws tseem ceeb rau kev nyab xeeb hluav taws kub siab.
2. Ntev npaum li cas lub kaum sab xis hose yuav tsum tau kuaj xyuas?
Cov thawj coj hauv tsev yuav tsum tshuaj xyuas lub kaum sab xis hose li qub tsawg kawg ib xyoos ib zaug. Kev tshuaj xyuas kuj tseem yuav tshwm sim tom qab txhua qhov kev siv los txheeb xyuas cov teeb meem muaj peev xwm xws li xau, corrosion, lossis thaiv.
Tswv yim: Kev saib xyuas tsis tu ncua ncua lub valve lub neej thiab ua kom ntseeg tau kev ua tau zoo thaum muaj xwm txheej ceev.
3. Cov ntaub ntawv dab tsi yog qhov zoo tshaj plaws rau lub kaum sab xis hose li qub?
Brass thiab bronze yog cov khoom siv zoo tshaj plaws rau lub kaum sab xis hose li qub. Cov hlau no tiv taus corrosion thiab tiv taus huab cua, ua kom lub sijhawm ntev thiab ua haujlwm zoo ib yam.
4. Puas yog lub kaum sab xis hose li qub tau sib haum nrog txhua lub kav dej?
Tsis yog txhua lub valve haum rau txhua qhov system. Kev sib raug zoo nyob ntawm yam xws li xov hom, kev ntsuas siab, thiab ua raws li NFPA 14 tus qauv. Kev ntsuam xyuas ua kom muaj kev sib txuam zoo nrog lub tsev tiv thaiv hluav taws.
5. Vim li cas thiaj xaiv Yuyao Ntiaj Teb Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob rau lub kaum sab xis hose li qub?
Yuyao Ntiaj Teb Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob muaj cov khoom siv hluav taws xob zoo uas ua tau raws li cov qauv kev lag luam. Lawv cov khoom raug soj ntsuam nruj rau kev ua haujlwm ntev thiab kev ua haujlwm, kom ntseeg tau tias muaj kev ruaj ntseg hluav taws kub rau cov tsev siab.
Nco tseg: Kev koom tes nrog cov tuam txhab ntseeg siab tau lees tias kev ua raws cai thiab kev ua haujlwm zoo.
Lub sij hawm xa tuaj: Plaub Hlis-29-2025