Bellow Seal Control Valve
Bellow seal cage guided control valves are installed with advanced bellows which could ensure a working life of 100,000~1,000,000 cycles. The valve body is S type with high flow capability and the plug is a balanced design for stable moving. Bellow and packing double sealing enhance the valve safety and reliability.
Bellow seal cage guided control valves are installed with advanced bellows which could ensure a working life of 100,000~1,000,000 cycles. The valve body is S type with high flow capability and the plug is a balanced design for stable moving. Bellow and packing double sealing enhance the valve safety and reliability.
Design Standard: IEC60534
Size Range: 1-1/2"~12" (DN40~DN300)
Pressure Rating: ASME CLASS 150~1500 (PN16~PN250)
Body Material: Carbon steel, Stainless steel, Alloy steel, Duplex stainless steel, etc.
Trim Material: Stainless steel, Alloy steel, Duplex stainless steel, etc.
Bellows Material: 304, 316, 316 Ti, INCONEL, etc.
End Connection: FF, RF, RTJ, LF, BW, etc.
Operation: Pneumatic actuator, Electric actuator
Temperature Range: -196℃ to 538℃
Fire Safe Design: Yes
Brand: Neway
Applications: Petroleum, Chemical, Metallurgy, Spaceflight, Aviation, Ship, Nuclear power and military, Suitable for low leakage service.
Case Show:
Special Product: High Temperature and Pressure Control Valve
Project: steam cooling station of thermal power plant
Medium: steam
Working Condition: medium temperature: 430℃
Inlet pressure: 3.53 MPa
Outlet pressure: 0.9 MPa
Valve Size: NPS 10 Class 600; NPS 16 Class 300
Condition Characteristics: High pressure and temperature, high flow rate, noisy.
