Excel Series 40 - 2" thru 60" for High Temperature & Dirty Service 125/150 lb. Flanging*
Download the how to order chart.
Download the Excel Series 40 Section in PDF format
General Description
The PDC "Excel" series butterfly valve is available in sizes from 2" thru 60" in a combination of materials and optional features suitable for most mid-range differential pressures and a wide range of temperature conditions.
Features:
- Inboard bushings of graphited bronze for long life, non-freezing, low torque characteristics on both shaft ends.
- Close tolerance machining for minimal leakage and dependable flow characteristics.
- Adjustable packing-Graphited TEFLON ® Braid. Valves can be repacked without removal from line on both shaft ends.
- 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. (Flatted shaft shown).
- Lightweight, solid ring, wafer design for ease of installation. Four holes to insure proper alignment without transfer of pipe stresses to the valve body.
Standard Materials and Seat Construction
| 2" - 14" | 16" - 24" | 26" - 60" | |
| Body: | Cast Iron | Cast Iron | Cast Iron |
| Disc: | Cast Iron | Ductile Iron | Cast Iron |
| Shaft: | 416 Stainless Steel | 416 Stainless Steel | 416 Stainless Steel |
| Seat: | Swing-thru | Swing-thru | Swing-thru |
| Bushing: | Graphited Bronze | Graphited Bronze | Graphited Bronze |
| Packing: | Graphited Teflon Braid | Graphited Teflon Braid | Graphited Teflon Braid |
| Packing Nut: | Brass | Brass | Ductile Iron |
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 (2"-30"), Metal Step (2"-60"), Tadpole Step (8"- 60") |
| Bushing: | 316 Stainless Steel, 304 Stainless Steel, Glass Filled Teflon, Metcar, Macor |
| Packing: | High Temperature Braid, Pure Teflon Braid, Teflon V-Ring, Spring Loaded |
| Packing Nut: | 316 Stainless Steel |
Temperature:
To 450°F (232 ºC) with standard materials. To 1500°F (815 ºC) with optional materials. (Consult Factory)
PDC Valve Coating
Consult Factory
*Also Available in RPM Drilling in Most Sizes: Consult Factory