IFAN Hoobkas 30+ xyootsim kev pab txhawb xim / loj customization txhawb dawb qauv.Zoo siab txais tos los tham rau catalog thiab dawb kuaj.Qhov no yog peb FacebookLub Vev Xaib: www.facebook.com, Nyem rau saib IFAN cov khoom lag luam video.Piv nrog cov khoom Tomex, peb cov khoom IFAN los ntawm qhov zoo rau tus nqi yog qhov koj xaiv zoo tshaj plaws, txais tos mus yuav!
Taw qhia
Polypropylene Random Copolymer (PPR) cov kav dej tau dav siv hauv cov kav dej thiab cua sov vim lawv cov thermal kuj zoo heev, txhua yam muaj zog, thiab tshuaj lom neeg ruaj khov. Txawm li cas los xij, zoo li txhua yam khoom siv, PPR cov kav dej tuaj yeem ua tsis tiav hauv qee yam xwm txheej. Kev nkag siab txog cov txheej txheem tom qab PPR yeeb nkab tsis ua haujlwm thiab siv cov kev tiv thaiv zoo yog qhov tseem ceeb rau kev ua kom lub neej ntev thiab kev ntseeg siab ntawm cov kav dej no.
Mechanisms ntawm PPR Pipe Failure-Thermal Stress
Ib qho ntawm cov laj thawj tseem ceeb ntawm PPR yeeb nkab tsis ua haujlwm yog thermal stress. PPR cov kav dej yog tsim los tswj ntau qhov kub thiab txias, tab sis ntev heev rau qhov kub thiab txias tuaj yeem ua rau degradation. Thaum raug kub kub, cov khoom yuav soften thiab tsis muaj zog, ua rau deformation thiab nws thiaj li rupture. Hloov pauv, qhov kub tsis tshua muaj peev xwm ua rau cov khoom nkig thiab muaj kev cuam tshuam ntau dua rau kev tawg hauv kev ntxhov siab.
Mechanical Stress thiab Impact
Kev ntxhov siab, suav nrog kev cuam tshuam thiab kev co, tuaj yeem ua rau PPR yeeb nkab tsis ua haujlwm. PPR cov kav dej yog tsim los ua kom ruaj khov, tab sis cov khoom siv ntau dhau, xws li cov khoom siv los ntawm kev teeb tsa tsis raug, kev cuam tshuam tsis zoo, lossis kev txav hauv av, tuaj yeem ua rau tawg thiab tawg. Nyob rau tib lub sijhawm, txawm tias kev puas tsuaj me tuaj yeem nthuav tawm thiab ua rau muaj kev ua tsis tiav loj.
Tshuaj degradation
Thaum PPR cov kav dej tiv taus ntau yam tshuaj, raug rau qee yam tshuaj phem tuaj yeem ua rau muaj tshuaj lom neeg. Cov tshuaj xws li cov kua qaub muaj zog, cov hauv paus, thiab qee cov kuab tshuaj organic tuaj yeem cuam tshuam nrog cov polymer matrix, ua rau embrittlement, o, lossis tawg. Qhov no yog qhov tshwj xeeb tshaj yog nyob rau hauv kev lag luam kev siv uas muaj tshuaj lom neeg ntau dua.
UV hluav taws xob
Ntev ntev raug rau ultraviolet (UV) hluav taws xob los ntawm tshav ntuj tuaj yeem ua rau photooxidative degradation ntawm PPR kav. UV rays tuaj yeem rhuav tshem cov saw hlau polymer, ua rau ntog tawg, xim fading, thiab txo cov neeg kho tshuab lub zog. Hom kev degradation no tshwj xeeb tshaj yog nyob rau hauv kev teeb tsa sab nraum zoov uas cov kav dej tau raug rau lub hnub ncaj qha.
Kev kub ntxhov
PPR cov kav dej yog tsim los tswj cov kev kub siab tshwj xeeb, tab sis kev hloov pauv siab tuaj yeem ua rau muaj kev ntxhov siab ntawm cov khoom. Sudden nce siab tuaj yeem tsim cov ntsiab lus kev ntxhov siab uas tuaj yeem ua rau tawg. Hloov pauv, qhov siab tsis tu ncua tuaj yeem ua rau nkag mus, qhov twg cov khoom deforms maj mam dhau sijhawm kom txog thaum tsis ua tiav.
Kev Tiv Thaiv Kev Ntsuas-Kev Txhim Kho Kom Zoo
Xyuas kom tseeb tias cov kav dej PPR raug teeb tsa kom raug yog thawj kauj ruam ntawm kev tiv thaiv tsis ua haujlwm. Qhov no suav nrog cov chaw tsim khoom hauv qab cov lus qhia rau kev sib koom ua ke, txhawb kev sib nrug, thiab tsis txhob muaj zog ntau dhau thaum lub sijhawm teeb tsa. Kev txhim kho kom zoo txo qis cov neeg kho tshuab kev ntxhov siab thiab txo qhov kev pheej hmoo ntawm kev puas tsuaj.
Kev tiv thaiv cua sov
Txhawm rau tiv thaiv kev ntxhov siab, nws yog ib qho tseem ceeb uas yuav tsum tau siv rwb thaiv tsev nyob ib puag ncig PPR kav dej hauv qhov chaw kub thiab txias. Rwb thaiv tsev pab tswj qhov kub thiab txias thiab tiv thaiv cov kav dej kom tsis txhob ncav cuag qhov kawg uas tuaj yeem ua rau tsis ua haujlwm. Tsis tas li ntawd, xaiv cov qib tsim nyog ntawm PPR rau qhov xav tau qhov kub thiab txias yog qhov tseem ceeb.
Kev txiav txim siab txog tshuaj tiv thaiv
Nyob rau hauv ib puag ncig uas yuav muaj tshuaj lom neeg, nws yog ib qho tseem ceeb los xyuas qhov sib haum ntawm cov kav dej PPR nrog cov tshuaj koom nrog. Kev siv cov txheej tiv thaiv los yog kev thaiv kuj tseem tuaj yeem pab tiv thaiv cov kav dej los ntawm kev sib cuag ncaj qha nrog cov khoom hnyav, ua rau lawv lub neej ntev.
Kev tiv thaiv UV
Rau kev teeb tsa sab nraum zoov, siv cov kav dej UV-resistant PPR lossis siv cov txheej txheem tiv thaiv tuaj yeem txo qhov cuam tshuam ntawm UV hluav taws xob. Xwb, faus cov kav dej los yog txhim kho lawv hauv qhov chaw ntxoov ntxoo tuaj yeem muab kev tiv thaiv los ntawm tshav ntuj ncaj qha.
Kev Tswj Siab
Kev ua raws li kev tswj hwm lub siab thiab kev saib xyuas cov tshuab tuaj yeem pab tswj cov qib siab ruaj khov hauv cov kav dej. Qhov no suav nrog kev siv lub siab nyem li qub, surge protectors, thiab kev saib xyuas tsis tu ncua txhawm rau txheeb xyuas thiab daws cov teeb meem ntsig txog kev ntxhov siab ua ntej lawv ua rau muaj kev puas tsuaj.
Xaus
Kev nkag siab txog cov txheej txheem tom qab PPR yeeb nkab tsis ua haujlwm yog qhov tseem ceeb rau kev siv cov kev tiv thaiv zoo. Kev ntxhov siab kub, kev ntxhov siab, tshuaj lom neeg degradation, UV hluav taws xob, thiab kev hloov pauv siab yog txhua yam uas tuaj yeem ua rau cov kav dej PPR tawg. Los ntawm kev ua kom muaj kev txhim kho kom zoo, muab kev tiv thaiv thermal thiab tshuaj lom neeg, tiv thaiv UV hluav taws xob, thiab tswj cov qib siab, lub neej ntev thiab kev ntseeg siab ntawm PPR piping systems tuaj yeem txhim kho tau zoo. Cov kev tiv thaiv no tsis yog tsuas yog txuas lub neej ntawm cov kav dej xwb tab sis kuj ua kom muaj kev nyab xeeb thiab ua haujlwm ntawm cov tshuab uas lawv siv.