1. Kev ua haujlwm siab thiab kev ua haujlwm kub yog me me.
2. Tsis zoo airtightness.
Npauj npaim valve tuaj yeem muab faib ua hom phaj offset, hom phaj ntsug, hom phaj inclined thiab qib qib raws li tus qauv. Raws li daim ntawv sealing, nws tuaj yeem muab faib ua ob hom: hom kaw ntom ntom thiab nyuaj kaw. Hom foob mos feem ntau siv lub nplhaib roj hmab foob, thiab cov foob tawv tawv feem ntau yog siv lub nplhaib hlau foob.
Raws li hom kev sib txuas, nws tuaj yeem muab faib ua flange kev twb kev txuas thiab wafer txuas; Raws li hom kev sib kis, nws tuaj yeem muab faib ua phau ntawv, iav kis tau tus mob, pneumatic, hydraulic thiab hluav taws xob.