Tus nqi ntawm cov kav dej PPR piv rau lwm cov kav dej li cas?
Nov 29, 2023
Thaum ntsuas tus nqi ntawm cov kav dej PPR piv rau lwm cov khoom siv kav, nws yog ib qho tseem ceeb uas yuav tsum xav txog ob qho tib si tus nqi pib yuav khoom thiab cov nqi mus sij hawm ntev uas cuam tshuam nrog kev txhim kho, tu, thiab kav ntev. Ntawm IFAN, peb ntseeg hauv kev muab peb cov neeg siv khoom kom nkag siab zoo txog tus nqi lus pom zoo los ntawm cov kav dej PPR.
- Ntawm qhov kawg, tus nqi ntawm cov kav dej PPR tuaj yeem siab dua qee qhov kev xaiv xws li PVC lossis polyethylene. Txawm li cas los xij, nws muaj kev sib tw thiab feem ntau pheej yig dua li cov kav hlau zoo li tooj liab lossis hlau.
- PPR kav dej muaj kev txuag nyiaj ntau hauv kev teeb tsa. Lawv lub teeb yuag thiab yooj yim ntawm kev teeb tsa txo lub sijhawm ua haujlwm thiab cov nqi. Qhov kev xav tau ntawm cov fittings tsawg dua thiab qhov yooj yim ntawm cov txheej txheem cua sov fusion kuj tseem ua rau cov nqi qis dua piv rau cov kav dej hlau.
- Nyob rau lub sijhawm ntev, cov kav dej PPR ua pov thawj tias tus nqi siv tau zoo vim lawv cov kav ntev. Kev tiv thaiv corrosion thiab tshuaj degradation txhais tau tias tsawg dua kev saib xyuas thiab kev hloov pauv tsawg dua ntawm cov yeeb nkab lub neej. Cov kav hlau hlau, thaum pib muaj zog, yuav raug nqi ntau dua lub sij hawm vim corrosion, scaling, thiab xav tau kev saib xyuas tsis tu ncua.
- PPR kav dej muaj qhov zoo dua thermal rwb thaiv tsev piv rau cov kav hlau. Qhov no ua rau lub zog txuag hluav taws xob ntau dua dej kub thiab dej txias, txhais kom txuag nqi ntawm kev siv hluav taws xob.
- Lub neej ntev ntawm cov kav dej PPR, uas tuaj yeem yog 50 xyoo lossis ntau dua, yog qhov tseem ceeb ntawm kev siv nyiaj. Lub neej ntev ntev txhais tau hais tias tag nrho cov nqi sib kis hauv lub xyoo yog qis dua piv rau cov khoom siv uas yuav tsum tau hloov ntau zaus.
Hauv cov ntsiab lus, thaum pib tus nqi yuav khoom ntawm PPR cov kav dej yuav siab dua li qee qhov kev xaiv, lawv qhov kev ua tau zoo tag nrho yog qhov zoo dua thaum kev teeb tsa, kev saib xyuas, ua haujlwm ntev, thiab kev siv hluav taws xob. IFAN cov kav dej PPR sawv cev rau kev nqis peev zoo rau kev txuag mus sij hawm ntev thiab ua haujlwm tau zoo hauv ntau yam kev siv kav dej.
