IFANHoobkas 30+ xyoo tsim kev paub txog kev txhawb nqa xim / qhov loj me kev txhawb nqa dawb qauv.Zoo siab txais tos los tham rau catalog thiab kuaj dawb.Qhov no yog peb lub vev xaib Facebook: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 rau PPR Fittings Certifications
PPR (Polypropylene Random Copolymer) fittings yog cov khoom tseem ceeb hauv cov kav dej niaj hnub thiab cov kav dej. Lawv tau txais txiaj ntsig rau lawv cov kev tiv thaiv corrosion, yooj yim ntawm installation, thiab ntev lifespan. Txawm li cas los xij, txhawm rau kom ntseeg tau lawv txoj kev ntseeg siab thiab kev nyab xeeb, cov fittings no yuav tsum ua raws li cov ntawv pov thawj tshwj xeeb thiab cov qauv. Kev nkag siab txog cov ntawv pov thawj no pab cov neeg siv khoom thiab cov kws tshaj lij xaiv cov khoom zoo uas ua tau raws li kev lag luam. Kab lus no muab cov ntsiab lus ntawm cov ntawv pov thawj tseem ceeb thiab cov qauv cuam tshuam rau PPR fittings, lawv qhov tseem ceeb, thiab lawv cuam tshuam li cas cov khoom zoo thiab kev ua haujlwm.
ISO Standards rau PPR Fittings
Ib qho ntawm cov ntawv pov thawj tseem ceeb tshaj plaws rau PPR fittings yog ISO (International Organization for Standardization) tus qauv. ISO 15874 tus qauv tshwj xeeb cuam tshuam rau PPR piping systems thiab lawv cov khoom. Nws txhais cov lus qhia tshwj xeeb rau cov khoom siv, qhov ntev, thiab kev ua haujlwm ntawm PPR kav thiab fittings. Kev ua raws li ISO 15874 kom ntseeg tau tias PPR fittings ua tau raws li cov qauv zoo thoob ntiaj teb rau kev ua haujlwm siab, kub siab, thiab tag nrho cov kav ntev. ISO daim ntawv pov thawj muab kev lees paub tias cov khoom siv tau raug sim thiab siv tau raws li cov txheej txheem thoob ntiaj teb nruj, uas txhim kho lawv txoj kev ntseeg siab hauv ntau yam kev siv.
ASTM Cov Qauv thiab Lawv Qhov Tseem Ceeb
Hauv Tebchaws Meskas, PPR fittings feem ntau raug ntsuas tawm tsam ASTM (American Society for Testing and Materials) cov qauv. ASTM F2389 yog tus qauv tsim nyog rau PPR kav dej thiab fittings, qhia txog cov kev xav tau ntawm cov khoom siv, kuaj, thiab cov yam ntxwv ua haujlwm. Cov txheej txheem no suav nrog ntau yam xws li qhov tseeb qhov tseeb, qhov ntsuas siab, thiab thermal stability. ASTM daim ntawv pov thawj pab xyuas kom meej tias PPR fittings siv hauv Asmeskas kev lag luam ua tau raws li cov txheej txheem kev ua tau zoo, uas yog qhov tseem ceeb rau kev tswj hwm kev ncaj ncees thiab kev nyab xeeb. Cov neeg tsim khoom ua raws li ASTM cov qauv qhia lawv txoj kev cog lus los tsim cov khoom zoo, txhim khu kev qha.
EN Standards rau European Markets
Rau cov lag luam nyob sab Europe, PPR fittings yuav tsum ua raws li EN (European Norm) cov qauv. EN 12201 yog tus qauv tseem ceeb rau PPR kav thiab fittings hauv Europe. Nws qhia txog qhov yuav tsum tau ua rau cov khoom siv, qhov ntev, thiab kev ua haujlwm zoo rau cov kav dej yas. EN 12201 xyuas kom meej tias PPR fittings ua tau raws li cov kev cai nruj thiab kev nyab xeeb uas xav tau hauv European kev tsim kho thiab kev siv kav dej. Daim ntawv pov thawj rau tus qauv no pab tau lav tias cov fittings tuaj yeem tiv taus cov kev ntxhov siab thiab ib puag ncig ib puag ncig hauv European kev teeb tsa, muab kev thaj yeeb nyab xeeb rau cov neeg siv khoom thiab cov kws tshaj lij.
NSF Certification rau Kev Noj Qab Haus Huv thiab Kev Nyab Xeeb
Ntxiv rau cov qauv kev ua haujlwm thiab cov khoom siv, PPR fittings feem ntau xav tau NSF (National Sanitation Foundation) ntawv pov thawj, tshwj xeeb tshaj yog rau cov ntawv thov uas muaj dej haus. NSF / ANSI 14 thiab NSF / ANSI 61 yog cov ntawv pov thawj cuam tshuam rau PPR cov khoom siv hauv cov dej haus. NSF / ANSI 14 npog cov ntaub ntawv siv hauv cov kav dej, kom ntseeg tau tias lawv tsis muaj tshuaj lom. NSF/ANSI 61 hais txog kev nyab xeeb ntawm cov khoom siv dej haus, kom ntseeg tau tias cov fittings tsis tso cov kab mob mus rau hauv dej. NSF ntawv pov thawj yog qhov tseem ceeb rau kev lees paub tias PPR fittings ua tau raws li cov qauv kev noj qab haus huv thiab kev nyab xeeb, ua rau lawv tsim nyog siv rau hauv cov dej haus.
Xaus: Ua kom zoo thiab ua raws
Cov ntawv pov thawj thiab cov qauv ua lub luag haujlwm tseem ceeb hauv kev ua kom zoo thiab kev nyab xeeb ntawm PPR fittings. ISO 15874, ASTM F2389, EN 12201, thiab NSF cov ntawv pov thawj sib sau ua ke muab cov txheej txheem dav dav rau kev ntsuas PPR fittings thoob plaws cheeb tsam thiab kev siv. Los ntawm kev ua raws li cov qauv no, cov tuam txhab lag luam tuaj yeem lav tias lawv cov khoom muaj kev ntseeg siab, ruaj khov, thiab muaj kev nyab xeeb rau kev siv ntau yam kav dej thiab kev tsim kho. Rau cov neeg siv khoom thiab cov kws tshaj lij, kev nkag siab txog cov ntawv pov thawj no pab txiav txim siab thiab ua kom ntseeg tau tias PPR fittings siv tau raws li qhov xav tau ntawm kev ua haujlwm thiab kev nyab xeeb. Kev nqis peev hauv cov ntawv pov thawj PPR fittings tsis tsuas yog ua kom muaj kev ua raws li cov qauv kev lag luam tab sis kuj tseem ua rau muaj txiaj ntsig zoo thiab kev ua haujlwm ntev ntawm cov kav dej.