Material: Ductile iron, stainless steel (304, 316), or carbon steel.
Size Range: DN40 to DN1000
Connection Options: Wafer, lug, and flanged connections are standard.
Working Pressure: Standard pressure ratings include PN10, PN16, and PN25.
Working Temperature: Operating temperatures vary based on seal material:
Sealing Options: Soft seals EPDM, NBR, PTFE, or Viton.
Manufacturing Method: Casting or forging processes.
Applicable Medium: Suitable for water, air, oil, and other non-corrosive fluids.
A Pneumatic Soft Seal Butterfly Valve is an industrial valve designed for efficient flow control, utilizing a pneumatic actuator for automation and a soft sealing mechanism to ensure tight shutoff.
Quick Operation: Pneumatic actuation allows for rapid opening and closing, enhancing process efficiency.
Reliable Sealing: Soft seals, typically made from materials like EPDM or NBR, provide effective sealing to prevent leaks.
Versatile Installation: Available in various connection types, including wafer, lug, and flanged, to suit different piping systems.
Durable Construction: Manufactured from materials such as ductile iron, stainless steel, or carbon steel to withstand various operating conditions.
Low Maintenance: Simple design with fewer moving parts reduces maintenance requirements.
Design and Manufacturing Standards:GB/T 12237, API 6D, ASME B16.34
Structural Length Standard: GB/T 12221, ASME B16.10
Connection Forms Standards:
o Flanged Connections: HG/T 20592-20605, GB/T 9112-9124, ASME B16.5
o Threaded Connections: NPT, BSP, per ISO 7-1
o Wafer Type: ASME B16.5
o PVC Connections: ISO 4422 (for PVC valves)
Inspection and Test Standards: API 598, GB/T 13927
Available Sizes (Caliber)
• Range: 1/2″ ~ 48″ (DN15 ~ DN1200)
Pressure-Temperature Rating
• Standard: ASME B16.34, GB/T 12224
• Pressure Range:
o PN1.6 MPa ~ PN40 MPa
o Class 150 ~ Class 2500
• Temperature Range:
o -20°C to +200°C (-4°F to 392°F) for soft-seal and standard applications
o Up to +450°C (842°F) for metal-sealed valves
Water Treatment: Regulates flow in water distribution and treatment facilities.
HVAC Systems: Controls air flow in heating, ventilation, and air conditioning systems.
Chemical Processing: Manages the flow of non-corrosive chemicals and fluids.
Food and Beverage: Suitable for sanitary applications requiring cleanable and reliable valves.
General Industrial Use: Applicable in various industries for controlling the flow of gases and liquids.
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