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PDC - Model 15 Series -Reduced Port Butterfly Damper Valve
The PDC “Reduced Port” series butterfly valve is available in sizes from 3″ thru 14″ in a combination of materials and optional features suitable for most mid-range differential pressures and service conditions.
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- Size: 3" thru 14" for 125/150 lb. Flanging
- Operating Temperature:
- To 450°F with standard materials
- To 900°F with optional materials
Design Standard
The PDC “Reduced Port” series butterfly valve is available in sizes from 3″ thru 14″ in a combination of materials and optional features suitable for most mid-range differential pressures and service conditions.
Standard Materials and Seat Construction
- Body: Cast Iron
- Disc: Cast Iron
- Shaft: 416 Stainless Steel
- Seat: Swing-thru
- Bushing: Graphited Bronze
- Packing: Graphited Teflon Braid
- Packing Nut: Brass
Optional Materials and Seat Construction
- Body: High Temperature Iron, Carbon Steel, 316 Stainless Steel, 304 Stainless Steel
- Disc: High Temperature Iron, Carbon Steel, 316 Stainless Steel, 304 Stainless Steel
- Shaft: 316 Stainless Steel, 304 Stainless Steel, Incoloy, Monel
- Seat: Angle (3″-4″), Metal Step (3″-14″), Tadpole Step (8″-14″)
- Bushing: 316 Stainless Steel, 304 Stainless Steel, Glass Filled Teflon, Metcar, Macor
- Packing: High Temperature Braid, Pure Teflon Braid, Teflon V-Ring
- Packing Nut: 316 Stainless Steel
- Inboard bushings of graphited bronze for long life, non-freezing, low torque characteristics.
- Close tolerance machining for minimal leakage and dependable flow characteristics.
- Adjustable packing-Graphited TEFLON ® Braid. Valves can be repacked without removal from line.
- Rugged mounting pads drilled and tapped for ease of installing actuating equipment and accessories.
- Flatted, keywayed or hexed ends on shafts are available to facilitate factory or field mounting of all types of actuating equipment.
- Lightweight, solid ring, wafer design for ease of installation. Four holes to insure proper alignment without transfer of pipe stresses to the valve body.
- Blower Equipment
- Compressor Equipment
- Boiler Equipment
- Environmental Systems
- V.A.C
- Industrial Process Furnaces
- Oil Gas/Refining
- Power Generation/Co-Generation
- Water & Sewage
- Stationary Engines
- Chemical Equipment
- Mining Equipment
- Gas Recovery Systems
- Size Range: 3" thru 14" for 125/150 lb. Flanging
- Temperature: To 450°F with standard materials, To 900°F with optional materials
- Pressure Rating: Varies with size. See Reduced Port Brochure
- Shutoff Rating: ANSI Class II & Class III available with optional seats
- Body Style: Wafer