PVC kav vim lawv qhov hnyav thiab ntau lwm yam kev ua haujlwm yog ib qho kev daws teeb meem zoo tshaj plaws rau kev tso cov tshuab rau ntau lub hom phiaj. Kev teeb tsa ua haujlwm tsis yog nrog cov teeb meem nyuaj, tab sis koj yuav tsum paub tias cov yeeb nkab PVC muaj dab tsi. Cov yam ntxwv ntxiv ntawm cov khoom piav qhia suav nrog:
- lub neej ua haujlwm ntev;
- nqi pheej yig;
- qis;
- kev yooj yim ntawm kev teeb tsa.
Qhov hnyav tso cai rau kev teeb tsa yam tsis siv cov fasteners tshwj xeeb. Tsis tas li ntawd, koj yuav tsis xav tau cov cuab yeej kim, koj tuaj yeem nteg cov kav dej ntawm koj tus kheej, thaum txuag koj cov nyiaj. Raws li ib qho ntawm cov txiaj ntsig tseem ceeb, qhov tsis muaj qhov tsis zoo uas yog cov yam ntxwv ntawm cov cam khwb cia hlau thiab cov kav hlau hlau yuav tsum tau qhia.
Yog vim li cas cov kav dej no tau siv ntau qhov chaw ntawm tib neeg kev ua haujlwm, tshem cov khoom los ntawm lwm cov ntaub ntawv. Tom qab tag nrho, lawv yog ntau ruaj, tsis muab rau complex thiabkev kho mob kim heev, thiab tuaj yeem ntsia tau ntawm tus nqi tsawg.
Specifications
PVC kav dej muaj qhov ua tau zoo tshaj plaws. Lawv yog cov cwj pwm los ntawm lub nplhaib siab nruj, vim tias cov khoom muaj peev xwm tiv taus sab hauv siab txog 120 cua. Cov kav dej tsis tshua muaj resistant rau kub deformations. Thaum rhuab, cov yeeb nkab lengthens tsuas yog 5% ntawm nws thawj ntim. Raws li rau Frost tsis kam, PVC tsis yog li resistant rau xws li influences. Yog li ntawd, kev tso cov kav dej los ntawm cov khoom siv no yuav tsum tau nrog cov rwb thaiv tsev thermal.
Cov yeeb nkab yuav tsum tsis txhob txias hauv qab -15 ° C. Cov kav dej PVC tsis zoo rau cov cua sov. Cov khoom pib poob nws qhov tawv nqaij thaum raug kub siab tshaj 78 ° C. Sab nrauv thiab sab hauv muaj qhov ntxhib tsawg, uas tiv thaiv silting ntawm cov kav dej. Cov khoom siv hauv tsev tuaj yeem muaj lub teeb kis tau zoo heev. Koj tuaj yeem ntsib cov yeeb nkab PVC pob tshab ntawm kev muag, txawm li cas los xij, feem ntau, cov khoom tau muab rau hauv daim ntawv pleev xim. Tab sis txawm nyob rau hauv lub xeev no, PVC muaj peev xwm tiv taus ultraviolet hluav taws xob zoo dua li lwm hom yas.
Dej thauj los ntawm cov kav dej PVC tsis hloov nws cov khoom. Qhov no qhia tau hais tias kev sib txuas lus ntawm hom no tuaj yeem siv rau kev siv dej tsis yog kev siv tshuab xwb, tab sis kuj tseem haus dej. Ntawm qhov zoo ntawm cov kav dej zoo li noinertness mus rau lub thauj nruab nrab thiab siab lub nplhaib nruj, uas ua rau nws muaj peev xwm nteg high-pressure pipelines.
Raws li cov tshuab dej kub, PVC tsis tuaj yeem siv rau hauv lawv, vim tias qhov ntsuas kub ntawm cov kav dej tsuas yog 40 ° C. Thaum lwm qhov zoo yog xav tau los ntawm cov kav dej hauv cov tshuab tsis muaj zog, ntawm lawv yog qhov tsawg kawg nkaus phab ntsa thickness thiab siab smoothness ntawm sab hauv. Raws li rau lub thickness, nws yuav txawv ntawm 1.5 mus rau 6 hli. Cov khoom no ua rau nws muaj peev xwm nteg lub kav dej ntawm qhov ntev ntev. Raws li qhov tshwm sim, nws tuaj yeem tau txais cov tshuab nrog qhov me me ntawm cov raj xa dej, uas muaj peev xwm hloov tau cov dej khib nyiab loj.
Qee yam ntawm cov kav dej tsis muaj zog PVC
PVC cov kav dej dawb tuaj yeem tso thiab txuas rau ib leeg siv O-rings. Cov txheej txheem ntawm kev teeb tsa no yog siv tau rau cov tshuab sab nraud thiab sab hauv. Cov kav dej tsis muaj zog muaj lub qhov (socket) tuab ntawm ib kawg, txoj kab uas hla tuaj yeem sib txawv ntawm 63 txog 315 hli. Xws li cov kav dej tuaj yeem ua haujlwm ntawm qhov siab tshaj plaws ua haujlwm ntawm 0.63 MPa. Txawm li cas los xij, cov yeeb nkab nws tus kheej muaj peev xwm ua tau ntev txog 20 MPa.
yam ntxwv ntawm PVC siab kav
PVC PVC kav kuj tuaj yeem ua siab. Lawv muaj peev xwm tiv taus kev ntxhov siab, yog li ntawdpiping sib dhos siv cov khoom txias. Lawv zoo li lub tswb nrov, tab sis thaum kawg lawv muaj qhov tshwj xeeb tuab hauv daim ntawv tswb.
Txoj kab uas hla ntawm lub siab hom PVC yeeb nkab tuaj yeem sib txawv ntawm 10 txog 90 hli. Raws li GOST, 11 tus qauv qub tuaj yeem suav tau. Qhov siab tshaj plaws ua haujlwm siab yog 2 MPa. Yog tias tus nqi no dhau lawm, ces cov kab nplaum yuav tsis tiv nrog lub nra. Ntawm kev muag khoom koj tuaj yeem pom cov yeeb nkab tsis muaj lub qhov (socket), nws yog siv thaum sib sau ua ke ntawm cov khoom siv hauv qab no:
- sealing;
- xov;
- adhesive.
Txoj kab uas hla ntawm cov kav dej sib txawv ntawm 10 txog 315 hli. Cov khoom zoo li no tuaj yeem siv tsis tau tsuas yog nyob rau hauv siab, tab sis kuj nyob rau hauv lub tshuab tsis-siab.
Corrugated PVC kav: khoom
PVC corrugated yeeb nkab muaj peev xwm tua tus kheej, qhov no yog qhov tseem ceeb, uas yog ib qho tseem ceeb tshaj plaws thaum tso hluav taws xob thaiv. Cov yeeb nkab tsis hlawv, tab sis melts thiab smolders, kiag li attenuates thiab nres qhov hluav taws kub. Cov kav dej zoo li no yog cov kav ntev, lawv muaj qhov tawg-tiv taus dej-tiv thaiv qhov chaw uas tsis corrode, tsis poob nws cov khoom thiab tsis qhuav tawm thaum lub sijhawm ua haujlwm tag nrho.
Hluav taws xob corrugated PVC thermoplastic kav. Lawv teb tsawg kawg nkaus rau kev hloov pauv kub. Kev ua haujlwm kub tuaj yeem sib txawv ntawm -20 txog +80 ° C. Raws li rau installation, nws yuav tsum tau nqa tawm ntawm ib tug kub ntawm-5 txog +60 ° C. Ntawm lwm yam, polyvinyl chloride ua raws li dielectric, uas qhia nws lub peev xwm insulating.
Mounting Features
Lub raj xa dej siab pib los ntawm qhov chaw thiab xaus nrog tus kais. Ib lub raj xa dej tsis muaj zog thaum pib muaj PVC-hom siphon, thaum kawg muaj lub septic tank faus rau hauv av. Txhawm rau txuas lub tank septic thiab siphon, nws yog ib qho tsim nyog yuav tsum tau nruab ib txoj kab winding, uas yuav suav nrog cov fittings thiab cov kav dej. Cov txheej txheem kev teeb tsa tuaj yeem ua tiav raws li ib qho ntawm peb lub thev naus laus zis. Thawj yog siv lub qhov (socket), qhov thib ob - txias vuam, thaum lub thib peb - threaded fittings.
Txoj kev ntawm PVC kav dej phwj installation
PVC cov kav dej phwj yog nteg raws li qee yam thev naus laus zis. Nyob rau hauv thawj theem, cov ntsiab lus yuav tsum tau hloov kho rau ib leeg thiab xyuas seb cov nqes hav thiab cov ces kaum sib phim. Tom ntej no, markup yog nqa tawm kom tsis txhob muaj kev tsis sib haum xeeb hauv ntau cov khoom. Cov ntsiab lus sib cuam tshuam, nws yog ib qho tseem ceeb nyob rau theem no los xyuas tias cov yeeb nkab nkag mus rau hauv lub qhov (socket) los ntawm 2/3 yam tsis tau siv zog.
Rau nruj, cov pob qij txha yog glued ua ke nrog ib tug tshwj xeeb compound. Txhawm rau ua kom adhesion, cov ntsiab lus mating yuav tsum tau roughened. Thaum cov nplaum tau thov, qhov haum tuaj yeem muab tso rau. Tom qab ua tiav qhov kev teeb tsa ua haujlwm, koj yuav tsum tau kuaj xyuas qhov system rau cov dej xau. Yog tias tsis pom qhov xau, ces kev teeb tsa ua haujlwm tau ua tiav.
Sib dhos hauvtswb
PVC kav (GOST 51613-2000) tuaj yeem sib sau ua ke rau hauv lub qhov (socket). Tee fittings yuav tsum muaj rau T-thooj los ntawm ib ceg mus rau lwm qhov. Lub nplhaib sealing yuav tsum muab tso rau hauv lub qhov (socket), thiab qhov kawg ntawm cov yeeb nkab yuav tsum tau muab tso rau hauv lub qhov (socket) sealing. Lub nplhaib yuav tuav qhov du thiab kaw qhov sib koom ua ke.
Sib dhos siv cov vuam txias
Cold-welded installation tuaj yeem xyaum thaum tso cov kav dej thaum tsim nyog los muab lub kaum lossis khi. Yog tias tom kawg siv cov yeeb nkab txuas ntxiv, tom qab ntawd thawj zaug, cov khoom siv nplaum nplaum thiab cov kav dej du tuaj yeem muab faib nrog.
Sib dhos siv cov kua nplaum yog raws li hauv qab no. Nyob rau hauv thawj theem, nws yog tsim nyog los txiav qhov kawg thiab calibrate, uas yog, huv si thiab deburr. Tus tswv yuav tsum xyuas qhov tob tob ntawm qhov kawg, ua raws li kev kos.
Tom qab ntawd, sab nrauv ntawm qhov kawg yog kho nrog cov kuab tshuaj, thiab qhov sib koom ua ke raug ntxuav. Nrog rau sab hauv ntawm lub fittings thiab lub qhov (socket), nws yog ib qho tsim nyog yuav tau ua ib qho kev ua zoo sib xws. Thaum ntxuav tau tiav lawm, yuav tsum tau siv cov nplaum tshwj xeeb rau saum npoo ntawm cov khoom siv thiab cov yeeb nkab, uas yuav tsum npog lub puab nto thiab qhov chaw cim. Nyob rau theem kawg, cov yeeb nkab yuav tsum tau nias rau hauv lub qhov (socket) lossis haum rau qhov tob ntawm qhov cim, thiab tom qab ntawd tig ib ncig ntawm axis, qhov no yuav faib cov nplaum sib npaug.
Zaj lus
Yog tias koj txiav txim siab yuav cov kav dejpolyvinyl chloride, tus nqi ntawm cov khoom no yuav tsum txaus siab rau koj. Piv txwv li, ib tug corrugated yeeb nkab rau nteg hluav taws xob thaiv yuav muas rau 10.67 rubles. rau 'meter'. Hauv qhov no, peb tab tom tham txog cov khoom lag luam nrog lub cheeb ntawm 25 mm. Cov kab hluav taws kub-resistant kab ua los ntawm corrugated PVC kav yuav raug nqi 16.73 rubles. rau 'meter'. Tab sis koj yuav tau txais ib lub teeb nruj yeeb nkab rau hluav taws xob xaim rau 17.15 rubles. ib 'meter'.
Cov kab hluav taws-tiv thaiv kab hluav taws xob, uas yog tus cwj pwm los ntawm qhov hnyav thiab nruj, yuav raug nqi 26.89 rubles. rau 'meter'. Nws txoj kab uas hla yog 25 mm. Kev tiv thaiv hluav taws sib raug rau cov chav kawm E60-E90. Koj tuaj yeem yuav cov yeeb nkab rau kev tso hluav taws xob hauv ib pob - ib lub bay (25 m). Cov khoom muaj kev sojntsuam, thiab cov yeeb nkab txoj kab uas hla yog 25 hli. Koj tuaj yeem yuav cov yeeb nkab PVC ntawm hom no rau 333.38 rubles. ib pob.
Kev tshuaj xyuas cov neeg siv khoom qhia tias qhov zoo ntawm cov kav dej PVC muaj ntau dua li qhov tsis zoo. Lawv zoo rau cua sov, dej phwj tuaj, thiab lwm yam. Cov neeg siv khoom uas tau yuav cov kav dej PVC tsis tau khuv xim qhov lawv xaiv.
