Standard: API 6D, BS 1868
Material: Aluminum Bronze ASTM B148 C95800
Size: 12 Inch, DN300
Pressure: Class 150 LB, PN20
Pressure-temperature Ratings: ASME B16.34
End Connection: Flange
Port: Full Bore
Test & Inspection: API 598
Face to Face: ASME B16.10
Bonnet: Bolted or pressure seal bonnet
Working Temperature: -196℃ - +450℃
Suitable Medium: Water, Natural Gas, Oil and some corrosive liquid
Features
Swing type disc.
Compact and reasonable product structure.
No need for human intervention.
Effectively prevents backflow.
Can be used as a backup system.
Reliable tightness and good performance.
Rapid closing and flexible actions of the valve disc.
Can be designed with a Damping Cylinder.
Smooth fluid passageway and small fluid resistance.
Small closing impact, water hammer is not liable to be generated.