밸브 제조 전문업체, 볼밸브, 벨로우즈 씰 밸브
Key Features
A Duplex metal seal ring and a highly wear-resistant Stellite 21 seat ensure superior tightness for a prolonged period.
Asymmetric design and disparate torque demands ensure bi-directional tightness.
Integral position indicators on the shaft and the top mounting flange provide positive indication of disc position
All-metal construction produces an inherently fire safe valve