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Fasani Bolted Bonnet LP/MP Check Valve
Bolted Bonnet LP/MP Check Valve
The bolted bonnet type valves are manufactured to guarantee the highest performance in the widest spectrum of oil and gas applications
Fasani Bolted Bonnet LP/MP Check Valve


ASME B31.1, India Boiler Registration, NACE
End Connection
Butt Weld, Flanged
Waste to Energy, Turbine Generators, Steam turbine, Steam Headers, Pumps, Valves & Manifolds, Industrial, HRSG, Fluid Control , Cogeneration, Boilers, Balance of Plant
Body Design
Top Entry, Long Pattern
Alloy, Carbon Steel, Duplex, Stainless Steel, Steel
Operating Temperature
High Temperature, Standard Temperature
Pressure Class
Process Connection Type
2500RF, Flanged, CL600RF, CL300RF, CL150RF, 300RF, BWE, 900RF, 1500RF, 600RF, 150RF
Seat/Seal Type
Metal-to-Metal, High performance
Shutoff Class
Class V (FCI 70-2)
ASME B16.34
Valve Size
NPS 6 / DN 150, NPS 4 / DN 100, NPS 3 / DN 80, NPS 2-1/2 / DN 65, NPS 2 / DN 50, 6 inch (DN150) and Larger, 5 inch
Valve Size Standard
Valve Type
Water, Steam, Oxygen, Hot Water


  • Robust valve body in a wide range of materials (NACE compliance included).
  • Threaded seat rings facilitate maintenance and/or replacement. On request, they can also be supplied as tack or seal welded. Above NPS 12 the seats are seal welded as standard.
  • Connections are offered as flanged or special, such as clamp type, to meet any customers’ request.
  • Manufactured according to the requirements of ASME B16.34 and BS1873.
  • Seats are welded in.