Fasani Bolted Bonnet LP/MP Check Valve
The Fasani Bolted Bonnet LP/MP Check Valve by Emerson is a durable, high-performance non-return valve designed for dependable backflow prevention in low- and medium-pressure systems. It provides tight shutoff, low pressure drop, and easy maintenance for oil and gas, refining, and power generation applications.
The Fasani Bolted Bonnet LP/MP Check Valve, engineered by Emerson, is a high-performance, pressure-rated non-return valve designed to provide reliable backflow prevention in low- and medium-pressure (LP/MP) pipeline systems. Built for demanding service in industries such as oil and gas, refining, petrochemical, and power generation, this valve ensures efficient one-way fluid flow while protecting critical process equipment from reverse flow damage. Featuring a bolted bonnet design, the Fasani check valve offers secure sealing, easy maintenance, and exceptional structural integrity even under fluctuating pressure and temperature conditions. The precision-machined internals ensure low pressure drop, fast response, and tight shutoff, optimizing system performance and energy efficiency. Available in a variety of materials and end configurations, the Fasani LP/MP Check Valve is engineered for long service life, high reliability, and full compliance with international standards, making it an excellent choice for both onshore and offshore process systems.
Technical Specification of Fasani Bolted Bonnet LP/MP Check Valve
- Certifications
 - ASME B31.1, India Boiler Registration, NACE
 
- End Connection
 - Butt Weld, Flanged
 
- Application
 - 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
 
- Material
 - Alloy, Carbon Steel, Duplex, Stainless Steel, Steel
 
- Operating Temperature
 - High Temperature, Standard Temperature
 
- Pressure Class
 - ASME
 
- 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)
 
- Standards
 - 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
 - NPS
 
- Valve Type
 - Globe
 
- Media
 - Water, Steam, Oxygen, Hot Water
 
Feature of Fasani Bolted Bonnet LP/MP Check Valve
- 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.
 
								