Cov khoom lag luam
Dab tsi yog rooj vag hydant valve
Rooj vag hydrant valve yog ib hom kev siv ntawm valve siv nyob rau hauv hydrant systems, feem ntau tsim los tswj cov dej ntws. Nws muaj lub rooj vag (lossis Disc) uas txav mus rau cov kev coj ua kua dej ntws, tso cai rau ib qho kev ntseeg tau thiab kaw ntaum kaw. Lub Valve no hom yog feem ntau siv nyob rau hauv cov khoom siv hluav taws xob tua hluav taws thiab lwm yam kev tswj hwm cov tshuaj tua hluav taws uas ruaj khov, thiab muaj kev ntseeg tau yog qhov tseem ceeb.
Lub rooj vag hydant valve yog tsim los ntawm cov ntaub ntawv ruaj kom withstand high learures thiab kub, kom muaj kev ntseeg siab nyob rau hauv cov kev xav tau ib puag ncig. Nws tseem ua raws li cov qauv ua kom nruj thiab cov qauv los xyuas kom haum thiab muaj kev nyab xeeb hauv ntau lub nruab.
Hauv cov ntsiab lus, lub rooj vag hydant valve yog ib qho tseem ceeb tiv thaiv nyob rau hauv hydrant Systems, kev muab lub ntsej muag txhim khu kev qha, kev kaw kom kaw, thiab cov chaw nyob ruaj khov. Nws siv hauv cov khoom siv hluav taws-sib ntaus thiab lwm cov ntawv thov tseem ceeb uas tsis tau lees paub txog kev nyab xeeb thiab kev ua haujlwm hauv cov dej tswj cov kua.
