Butterfly,Valves,Resilient,Seated,Damper

Butterfly Valves - Resilient Seated, Damper

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Butterfly Valves - Resilient Seated, Damper

Size Range: 2" to 48" (50 mm to 1200 mm)

Standard Features
• 200/150 psig maximum (non-shock) pressure rating.
• Dead end service rated (Lug Only).
• Phenolic backed Seat.
• Machined and polished disc edge.
• Teflon Impregnated Fiberglass backed shaft bushings.
• ISO 5211 (Part 1 & II) mounting pad.

Available Materials of Construction:
Cast Iron (A126-B) body with choice of disc and seat material.

Available End Connections: Wafer and Lug.

Operators Available: Lever (10 position, infinite) Gear, Electric and Pneumatic.

Codes and Standards: API 609, API 598, MSS SP-67, ISO 5211, ISO 5752.

 


Pressure Ratings and Standard Construction Features

Damper Butterfly Valves

   Size Range: 2" to 60" (50 mm to 1500 mm)
Standard Features
• 15 psig maximum (non-shock) pressure rating.
• Swing-thru, metal or softs seats.
• Manufactured by qualified welding personnel (ASME Section IX).

Available Materials of Construction:
Carbon steel, Stainless steel (304, 316) or any weldable metal.

Available End Connections: Wafer and Lug.

Operators Available: Lever (10 position, infinite) Gear, Electric and Pneumatic.

Options:
• Trims suitable for operating temperatures up to 1200°F.
• Single or duel packing chambers.
• Internal meehanite bushings or external lubricated bearings.
• Shaft chamber purge assembly.

Codes and Standards: ASME Section VIII, Div.1, ASME Section IX, ISO 5211, ISO 5752, ANSI/FCI 70-2-1991.



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