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Lined Metal Butterfly Valves
The ChemTite® Ethylene™ Fluoropolymer Lined Butterfly Valve is lined with a PTFE/PFA heavy duty liner which resists cracking. It has a bubble-tight design, one piece disc and stem, the mounting flange is ISO 5211 Compliant with two seat options: PTFE or UHMWPE. Designed, Engineered, Fluoropolymer Lined and Assembled in the USA.
Product Features & Benefits
- Bubble-Tight Design
- Heavy Duty PTFE/PFA Liner Resists Cracking
- Two Seat Options: PTFE or UHMWPE
- Size Range: 2" to 24"
- Pressure Rating: Full Vacuum to 150 psi (10.34 bar)
- Operating Temperature: (-)20°F to (+)400°F
- One Piece Disc & Stem
- Mounting Flange is ISO 5211 Compliant
- Designed, Engineered, Fluoropolymer Lined and Assembled in the USA.
- Five Disc Options:
- PFA/CD4MCu
- 316 Stainless Steel
- Hastelloy ®C276
- Titanium Gr. C-2
- UHMWPE / CD4MCu
- Resistant To All:
- acids
- solvents
- bleach solutions
- phenols
- caustics
- peroxides
- organic and inorganic chlorides & sulfates
Technical Details
Materials of Construction
Parts List
| Item | QTY | Description | Material |
|---|---|---|---|
| 1 | 2 | Valve Body | ASTM A395 DCi |
| 2 | 2 | Socket Head Cap Screw | Yellow Zn Plated Steel |
| 3 | 2 | Wedge Ring | 304 Stainless Steel |
| 4 | 2 | Coil Spring | 304 Stainless Steel |
| 5 | 1 | Seat | PTFE/UHMWPE |
| 6 | 1 | Energizer | Silicone/Viton® |
| 7 | 2 | Bearing | PTFE/Composite |
| 8 | 1 | Disc | PFA/DCi |
| 9 | 1 | Locking Plate | 304 Stainless Steel |
| 10 | 1 | Handle | ASTM A395 DCi |
Disc Options
- PFA/CD4MCu
- 316 Stainless Steel
- Hastelloy® C276
- Titanium GR. C-2
- UHMWPE/CD4MCu
Actuator Sizing
| Valve Size | Torque @ Max. Diff. PSI | |
|---|---|---|
| PFA | UHMWPE | |
| 2" | 275in.-lbs. | 405in.-lbs. |
| 3" | 380in.-lbs. | 463in.-lbs. |
| 4" | 570in.-lbs. | 771in.-lbs. |
| 6" | 1250in.-lbs. | 3660in.-lbs. |
| 8" | 1660in.-lbs. | 4116in.-lbs. |
| 10" | 3600in.-lbs. | 6315in.-lbs. |
| 12" | 4800in.-lbs. | 8102in.-lbs. |
Cv Data
| VALVE SIZE | FULL OPEN Cv |
|---|---|
| 2" | 112 |
| 3" | 334 |
| 4" | 570 |
| 6" | 1415 |
| 8" | 3110 |
| 10" | 5223 |
| 12" | 7944 |
Pressure Rating
- Pressure Rating: Full Vacuum to 150 psi (10.34 bar)
Size Range
- Available size range: 2" to 24"
Service Temperature
- (-)20°F to (+)400°F
Literature
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