Specification CI Butterfly Valve with PTFE Seat Product type Wafer Butterfly Valve Body material Cast Iron (CI) Seat material PTFE Working pressure PN16 / 200 PSI Face-to-face standards API 609, BS 5155, DIN 3202, ISO 5752 Flange standards DIN, BS, UNI, ISO, ANSI, AS, JIS Mounting flange ISO 5211 Available sizes DN50–DN1200 listed in catalog Applications HVAC, water supply & sewage, food & beverage, chemical/petrochemical processing, power & utilities, pulp & paper, shipbuilding
- Upper Barrel (Main Body Above Ground): Ductile Iron (DI).
- Nozzle Cap (Connector): Bronze C83600 (ASTM B62).
- Operating Stem (Screw Stem): Steel 1045 (ASTM A29/A29M).
- Operating Nut (Screw Stem Nut): Bronze C83600 (ASTM B62).
- Seals and Gaskets: EPDM, ensuring a tight seal and high durability.
- Drain Valve (Pressure Relief Valve): Bronze C83600 (ASTM B62).
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