BS 5153 PN16 Cam khwb cia hlau viav vias kos valve nrog qhov hnyav

Kev piav qhia txog khoom

Vim li cas koj thiaj xav tau lub valve check valve?

Lub swing check valve siv rau hauv ntau yam xws li pa dej, dej, nitric acid, roj, cov khoom siv oxidizing, acetic acid, thiab urea. Cov no feem ntau siv rau hauv tshuaj lom neeg, roj av, chiv, tshuaj, fais fab, thiab lwm yam lag luam. Txawm li cas los xij, cov valve no tsim nyog rau kev ntxuav thiab tsis yog rau cov nruab nrab uas muaj cov khoom tsis huv heev. Cov valve no kuj tsis pom zoo rau cov nruab nrab uas pulsating. Peb yog ib qho ntawm cov chaw muag khoom swing check valve zoo tshaj plaws uas tsim cov valve zoo tshaj plaws.

Lub foob ntawm daim di ncauj uas muaj nyob rau ntawm lub disk ua kom paub tseeb tias nws tsis xoob.
Lub disc lossis bonnet tsim ua rau nws yooj yim rau kev saib xyuas
Lub disc ntawm lub valve tuaj yeem txav me ntsis ob qho tib si ntsug thiab kab rov tav kaw kom raug.
Thaum lub disk muaj qhov hnyav sib dua, nws yuav tsum muaj zog tsawg kawg nkaus los kaw lossis qhib lub valve.
Lub pob khawm nyob ib puag ncig tus ncej nrog cov pob txha muaj zog ua kom lub valve ruaj khov.
Cov qhov ntsuas qhov sib hloov tau tsim los kom tiv thaiv cov khoom nruab nrab hauv cov yeeb nkab kom tsis txhob ntws rov qab. Thaum lub siab poob qis, lub qhov ntsuas yuav kaw tag nrho, uas tiv thaiv cov khoom siv hauv cov yeeb nkab kom tsis txhob ntws rov qab.
Qhov cua daj cua dub thiab qhov siab poob hauv cov qhov ntsuas wafer hom viav vias yog qhov tsawg heev.
Cov li qub no yuav tsum tau teeb tsa kab rov tav hauv cov kav dej; txawm li cas los xij, lawv kuj tuaj yeem teeb tsa ntsug.
Nruab nrog lub thaiv qhov hnyav, nws tuaj yeem kaw sai sai hauv cov kav dej thiab tshem tawm cov dej puas tsuaj