Special Alloy Wafer Gate Valves
The Wafer type gate valves are designed and manufactured according to API6D, certain internal components can be replaced without removing the valve from the line, Bubble-tight sealing from zero to full rated pressure, stem protector, life lubricated bearings – no routine maintenance, floating parallel sides date can not stick, wedge or gall, floating spring-loaded seats always in contact with the gate.
Technical Specification:
Design Standard: API 6D, BS 6755, ASME/ANSI B16.5
Size Range: 6’’-72’’ (DN15-DN1800)
Pressure Rating: ASME Class 150 & 300
Materials: Carbon Steel, Stainless Steel, Ferralium
Applications:
General gate valve service where space is limited, weight needs to be minimized and non-wedging bubble right sealing is required. Available in nominal bore sizes from 16’’ to 72’’ in class ratings of 150-300. Ideal for use on tank farms, manifolds, terminals, jetties and platforms, and any pipeline system. Suited for vacuum service, hot tapping, and a wide range of temperature and sour corrosive duties.
Features:
-Designed and manufactured to API 6D (non-standard face to face)
-Full round opening
-No lubrication-no routine maintenance
-Bubble-tight sealing from vacuum to full rated pressure
-Upstream and downstream seal under all operating conditions
-Double block and bleed as defined by API 6D
