Pressure Seal Bonnet Gate Valve
Pressure seal bonnet gate valve is sealed by media pressure, and the pressure is more, the sealing is more reliable. On valve bonnet, there is a smooth cone which has self tight seal ring. This type valve is applied to chemical fuel electric power station. It is more simple than bolt bonnet type gate valve.
Specification:
l Size: 2”~48”
l Pressure Rating: Class600~2500LB
l Main Materials: WCB, LCC, LCB, CF8, CF8M, CF3, CF3M, A105, LF2, LF1, F11,
F304, F316, F304L, F316L etc.
l Design and Manufacture: ASME B16.34, API600, BS1414, EN1984
l Face-to-Face:ASME B16.10, EN558
l Ends Connection: Flange, Butt Welding etc.
l Inspection & Testing: API 598
l Operator: Handwheel (Size≤4”), Gear (Size≤8”), Electric, Pneumatic.
Feature:
l Pressure Seal Bonnet, PSB
l Flexible Disc
l Fully Guided
l Rising Stem and Non-rising Handwheel
l Renewable Seat Ring
l Low Leakage