loj kab npauj npaim li qub Description
Npauj npaim valve muaj cov qauv yooj yim, tsis yooj yim los tsim thermal deformation, lub teeb yuag, nyob hauv qhov chaw me me, kev tiv thaiv kuj yog me me, qhib thiab kaw sai, qhib thiab kaw lub zog me me, zoo sealing, lub neej ntev thiab lwm yam, yog li nws tau siv dav, tshwj xeeb tshaj yog nyob rau hauv qhov qis-siab loj-inch li qub hauv daim ntawv thov ntawm kev nce.
Khoom siv | Cast Iron thiab Ductile Iron |
Kev ntsuas siab | ANSI 150 #, PN10, PN16 |
Qhov ntau thiab tsawg | 2 "mus rau 48" - 50mm txog 1200mm (Qhov ntau thiab tsawg yog thov) |
Xaus Kev Sib Txuas | F.F, R.F |
Ptional zaum | Resilient NBR, EPDM, VITON |
Sealing Principple of Npauj Npaim Valves
- Lub hauv paus ntsiab lus ntawm kev sib khi ntawm lub valve yog ua rau ntawm qhov chaw sib khi nrog lub siab sealing, npauj npaim valve tsis muaj qhov tshwj xeeb. Npauj npaim valve sealing feem ntau muaj peb hom:
(1) los ntawm tus nqi ntawm cov nyiaj seem los tsim cov siab tshwj xeeb.
(2) los ntawm lub siab ncaj los yog lub zog yuav muab khi rau lwm qhov, xws li ob chav eccentric npauj npaim valve, triple eccentric npauj npaim valve, sealing nplhaib inflatable kua.
(3) tso siab rau cov nyhuv Poisson siv qhov nruab nrab los nias ntawm lub nplhaib sealing. Qhov ntau dua qhov sib txawv ntawm cov dej ntws thiab qis qis, qhov yooj yim rau kev sib khi. Qee lub sij hawm kuj tseem siv lub luj tshib ntawm lub elastomer, lub elastomer nruab nrab yog nyias dua li ntawm txoj kab uas hla sab nraud lossis sab hauv txoj kab uas hla, thaum lub siab ua haujlwm, cov qauv tso cai rau lub rooj zaum ntawm lub rooj zaum sab nraud ntawm txoj kab uas hla deflection thiab ua rau qhov sib txuas ntawm qhov sib txuas.
- Kev faib tawm ntawm npauj npaim valve
Npauj npaim li qub tuaj yeem raug cais raws li ntau txoj hauv kev, piv txwv li, npauj npaim li qub tuaj yeem muab faib ua hom truncation thiab tswj hom raws li kev siv thiab kev ua haujlwm; Raws li cov qauv qauv, nws tuaj yeem muab faib ua qhov nruab nrab, ib qho eccentric, ob chav eccentric thiab triple eccentric npauj npaim li qub; Raws li cov khoom sib khi, nws tuaj yeem muab faib ua roj hmab sealing npauj npaim li qub, PTFE sealing npauj npaim li qub thiab hlau sealing npauj npaim li qub.
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Cim npe nrov: Tuam Tshoj loj npauj npaim valve manufacturers, lwm tus neeg, Hoobkas