NON-RETURN valve discs are fully body guided for smooth operation; internal pressure equalization eliminates need for external equalizer pipe.
Non-Return globe Valves FEATURES:
•NON-RETURN valve discs are fully body guided for smooth operation; internal pressure equalization eliminates need for external equalizer pipe.
• Seat faces lapped for smooth finish and superior sealing.
• Swivel disc for optimal seating and longer seat life.
• Stems of hand wheel operated valves are rotating / rising design.
• Each valve is shell, seat and backseat pressure tested per industry standard API 598.
• Gland is two piece gland / gland flange design for optimal alignment and uniform packing compression.
• Weld ends are available per ASME B16.25 or per customer’s specification.
•Other options available as specified
Rate Range:Class 150 to Class 1500
Size Range:2″ to 12″
/duplex stainless steel/alloy
Trim for opitional:Trim 1#,Trim 5#,Trim 8#,Trim 10#,Trim 12#,
Operation:wheel/Bevel Gear/Air Cylinder/Hydraulic Cylinder/Electric actuator
Type:BOLTED BONNET/Pressure Seal
Wall thickness: BS1873/ASME B16.34
Pressure-temperature ratings:ASME B16.34
General valve design:BS1873/B16.34/API623
End to End dimensions:ASME B16.10
Flange design:ASME B16.5
Butt weld design:ASME B16.25
Guanli Valve is well-known as one of the largest non-return globe valves manufacturers and suppliers in China. We have been focused on various valves since 1992 and owned good reputation. Please rest assured to buy the quality valves in stock from our factory.