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 video.Piv nrog cov khoom Tomex, peb cov khoom IFAN los ntawm cov khoom zoo rau tus nqi yog qhov koj xaiv zoo tshaj plaws, txais tos mus yuav!
Chlorinated Polyvinyl Chloride (CPVC) yeeb nkab fittings tau txais lub koob npe nrov hauv cov kav dej thiab kev lag luam vim lawv cov nplaim hluav taws zoo heev. Tsis zoo li ntau cov ntaub ntawv thermoplastic uas yooj yim ignite thiab txhawb kev sib txuas, CPVC fittings inherently resistant rau hluav taws. Qhov no ua rau lawv muaj kev xaiv zoo tshaj plaws rau cov ntawv thov hauv thaj chaw, kev lag luam, thiab kev lag luam ib puag ncig uas muaj kev nyab xeeb thiab ua raws li cov qauv kev tiv thaiv hluav taws yog qhov tseem ceeb. Cov nplaim retardancy ntawm CPVC yog los ntawm nws cov tshuaj lom neeg muaj pes tsawg leeg, kev ruaj ntseg molecular, thiab ua tib zoo tswj cov txheej txheem tsim khoom, tag nrho cov uas ua rau nws ua tau zoo nyob rau hauv siab - kub lossis hluav taws kub - ib puag ncig.
1. Lub hauv paus tshuaj ntawm nplaim taws
Qhov zoo kawg li nplaim retardancy ntawm CPVC yeeb nkab fittings pib los ntawm lawv cov qauv tshuaj. CPVC yog muab los ntawm PVC los ntawm cov txheej txheem chlorination uas nce cov ntsiab lus chlorine los ntawm 56% mus rau kwv yees li 67%. Qhov no ntau dua chlorine concentration ho txhim kho cov khoom siv hluav taws kub. Chlorine atoms ua raws li nplaim taws inhibitors los ntawm kev tso tawm hydrogen chloride (HCl) thaum raug kub. Cov roj HCl tso tawm pab txhawm rau txhawm rau txhawm rau txhawm rau cuam tshuam nrog cov tshuaj dawb radical uas txhawb nqa cov nplaim taws. Raws li qhov tshwm sim, CPVC fittings nthuav tawm qhov siab txwv oxygen Performance index (LOI) ntawm ib ncig ntawm 60%, txhais tau tias lawv xav tau ib qho chaw nrog 60% oxygen los txhawb kev hlawv - ntau dua li 21% oxygen theem tam sim no hauv huab cua ib txwm muaj.
2. Tus kheej -Kev tua tus cwj pwm nyob rau hauv qhov hluav taws kub
Ib qho ntawm cov yam ntxwv tseem ceeb tshaj plaws ntawm CPVC yeeb nkab fittings yog lawv tus kheej - muaj peev xwm tua tau. Thaum cov nplaim hluav taws raug tshem tawm, CPVC tsis txuas ntxiv hlawv. Cov cuab yeej no txo cov kev pheej hmoo ntawm hluav taws propagation nyob rau hauv lub tsev. Hauv kev sim kuaj tom qab UL 94 cov qauv, CPVC cov ntaub ntawv feem ntau ua tiav V-0 qhov ntsuas, qhov kev faib tawm siab tshaj plaws rau cov nplaim hluav taws xob hauv cov yas. Cov khoom tsim ib txheej carbonized char txheej thaum rhuab, uas ua raws li ib tug insulating barrier uas slows down thaum tshav kub kub hloov thiab oxygen nkag. Qhov kev tiv thaiv tus kheej no ua kom ntseeg tau tias CPVC fittings tsis yog tsuas yog tiv thaiv hluav taws xwb tab sis kuj txo qis kev puas tsuaj thaum muaj hluav taws kub hauv zos.
3. Cov pa luam yeeb tsawg thiab cov pa pa phem
Kev nyab xeeb hluav taws tsis yog tsuas yog hais txog nplaim taws, tab sis kuj hais txog kev txo qis cov khoom puas tsuaj thaum lub sij hawm combustion. CPVC yeeb nkab fittings outperform ntau lwm yam thermoplastics nyob rau hauv no hwm. Thaum raug tshav kub heev, CPVC tsim cov pa luam yeeb thiab cov pa roj tsawg tsawg piv rau cov ntaub ntawv xws li polyethylene (PE) lossis polypropylene (PP). Cov roj hydrogen chloride tso tawm thaum lub sij hawm decomposition yog kuaj pom los ntawm kev hnov tsw txawm nyob rau hauv qis concentrations, ua ib qho kev ceeb toom ntxov ntawm overheating los yog hluav taws. Tsis tas li ntawd, txij li CPVC fittings tiv thaiv kev sib xyaw ua ke, lawv pab txo qhov kev tso tawm tag nrho ntawm cov teeb meem sib txuas. Qhov no ua rau CPVC yog qhov kev xaiv zoo tshaj plaws rau kev siv nyob rau hauv cov chaw nyob ib puag ncig xws li tsev kho mob, tsev kawm ntawv, thiab cov tsev lag luam uas cov neeg nyob nyab xeeb yog qhov tseem ceeb.
4. Ua raws li International Fire Safety Standards
CPVC yeeb nkab fittings yog siv dav hauv kev tua hluav taws thiab cov tshuab nqus dej vim tias lawv ua tau raws li kev nyab xeeb thoob ntiaj teb thiab cov qauv kev ua haujlwm. Ntau yam khoom CPVC tau ntawv pov thawj raws li UL 1821 rau cov kav dej tua hluav taws thiab ASTM E84 rau cov yam ntxwv ntawm qhov kub hnyiab. Cov qauv no ntsuas cov nplaim taws sib kis, kev tsim cov pa luam yeeb, thiab kev ua haujlwm ntawm cov khoom siv hauv kev simulated hluav taws. CPVC qhov ntsuas hluav taws xob qis qis thiab qhov ntsuas hluav taws xob tsawg ua rau nws yog cov khoom siv txhim khu kev qha rau cov tshuab uas yuav tsum muaj kev ruaj ntseg zoo thaum muaj hluav taws kub. Tsis tas li ntawd, CPVC qhov hluav taws kub-cov khoom tsis zoo ua rau txo qis kev pheej hmoo pov hwm thiab kev tso cai yooj yim dua hauv kev tsim cov phiaj xwm.
5. Qhov zoo hauv tiag-Cov Ntawv Thov Ntiaj Teb
Hauv kev teeb tsa, cov nplaim hluav taws xob ntawm CPVC fittings txhais tau tias muaj kev nyab xeeb dua thiab kev thaj yeeb ntawm lub siab rau ob tus neeg tsim thiab cov neeg nyob. Hauv cov nroj tsuag muaj kev lag luam, lawv muaj kev tiv thaiv tiv thaiv kev sib tsoo tshwm sim los ntawm cov khoom siv ua haujlwm tsis zoo lossis siab - txheej txheem kub. Hauv cov kav dej hauv vaj tse thiab kev lag luam, CPVC fittings tswj lawv cov duab thiab kev sib khi muaj peev xwm txawm tias raug tshav kub kub, tiv thaiv cov dej xau lossis tawg thaum muaj xwm txheej kub ntxhov. Tsis tas li ntawd, CPVC lub teeb yuag thiab yooj yim ntawm kev teeb tsa ua rau nws muaj kev nyab xeeb dua rau cov tshuab hlau, uas yuav deform nyob rau hauv tshav kub los yog hluav taws kub los ntawm kev sib txuas network.
Xaus
Cov nplaim hluav taws kub nyhiab ntawm CPVC yeeb nkab fittings yog ib qho kev qhia tshwj xeeb uas ua rau lawv sib nrug ntawm lwm cov thermoplastics. Los ntawm kev sib xyaw cov tshuaj chlorine- nplua nuj molecular qauv, tus kheej - tua tus cwj pwm, cov pa luam yeeb tsawg, thiab ua raws li cov qauv kev nyab xeeb thoob ntiaj teb, CPVC muaj kev ua tau zoo tshwj xeeb hauv qhov muaj kev pheej hmoo siab -. Cov yam ntxwv no tsis tsuas yog ua kom muaj kev ntseeg siab ntawm lub cev thaum lub sijhawm ua haujlwm ib txwm muaj tab sis tseem muab cov txiaj ntsig kev nyab xeeb tseem ceeb thaum muaj hluav taws kub. Raws li kev lag luam thiab cov qauv kev tsim kho txuas ntxiv hais txog kev nyab xeeb ntawm hluav taws, CPVC yeeb nkab fittings sawv yog ib qho ntawm cov khoom siv uas ntseeg siab tshaj plaws kom ua tiav ntev - tiv thaiv lub sij hawm, kev ua haujlwm ruaj khov, thiab kev ua raws cai.