Butterfly Valves C.I. Body S.S. Disc with Pneumatic Actuator

1. Type and End Connection:

   • These butterfly valves have a wafer type design, conforming to API 609 (CAT – A) standards.
   • The end connection is wafer, suitable for API 609 applications.

2. Size Range:

   • These valves are available in sizes ranging from 1.1/2″ to 12″.

3. Pressure Ratings:

   • The pressure range for these valves includes:
     • PN10: Suitable for low-pressure applications.
     • PN16: Suitable for medium-pressure applications.

4. Leakage Class:

   • These valves provide 100% tightness at fully differential pressure.

5. Body Material:

   • The body material is Cast Iron (C.I.), complying with IS:210 Gr FG200 standards.
   • The valve design adheres to standards such as API 609, BS 5155, ISO 5211, API 598, and ASME B16.5.

6. Disc Material:

   • The disc material is Stainless Steel (S.S.) CF8.

7. Stem Material:

   • The stem is made of Cast Iron (C.I.).

8. Body Liner/Seat Material:

   • The valve seat or liner can be made of various materials:
     • NBR (Nitrile)
     • EPDM
     • VITON
     • SILICONE
     • PTFE

9. Shaft Bearing Material:

   • The shaft bearing material is PTFE.

10. Features:

    • Bi-directional zero leakage: Ensures reliable sealing in both directions.
    • ISO Pad for mounting: Allows easy installation of gear operators or actuators.
    • Double D drive: Minimizes play between the stem and disc.
    • Accurate dual stem sealing: Prevents leakage.
    • Mounting between flanges: Can be installed as per ASME standards.
    • 100% Tested: These valves undergo testing with pneumatic and fluid (water) media.
    • Design Standard: Conforms to ISO 5211, API 609, and ASME B16.5 150#.
    • Face to Face Dimension: Follows API 609 (CAT A) guidelines.
    • Operator Mounting Flange: As per ISO 5211.
    • Operator Type: Equipped with a pneumatic actuator.
    • Leakage Class: Provides 100% tightness at full differential pressure.