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ChemTite® Ethylene™ Flo-Check™ PFA Lined Metal Ball Check Valve
Flo-Check™ PFA lined ball check valves prevent the backflow of liquids in pipelines, prevent siphoning of pumps and eliminates pump impeller rotation in opposite direction due to back-flowing media. Flo-Check’s PFA lining provides the ultimate in chemical and permeation resistance from (-)20°F to (+)350°F and all sizes are full vacuum rated.
Product Features & Benefits
- Prevent the backflow of liquids in pipelines
- Prevent siphoning of pumps
- Eliminates pump impeller rotation in opposite direction due to back-flowing media
- PFA lining provides the ultimate in chemical and permeation resistance from (-)20°F to (+)350°F
- All sizes are full vacuum rated
- Not recommended for horizontal installations
- Resistant to all:
- acids
- solvents
- bleach solutions
- phenols
- caustics
- peroxides
- organic and inorganic chlorides & sulfates
Technical Details
Materials: Not Recommended for Horizontal Installations
| Item | Qty | Description | Material |
|---|---|---|---|
| 1 | 2 | Check Valve Body | ASTM A395 DCI |
| 2 | 1 | Liner | PFA |
| 3 | 4-8 | Threaded Stud, Grade B7 | Zinc Plated Steel |
| 4 | 1 | Check Valve Ball | Virgin PTFE |
| 5 | 8-16 | Heavy Hex Nut, Grade 2H | Zinc Plated Steel |
| 6 | 1 | Ethylene Nameplate | 304 S.S. |
Service Temperature
- (-)20°F to (+)350°F
Dimensions
| Size | (A) Length |
(B) Diameter |
(C) Flare Diameter |
| 1" | 6" | 5-1/2" | 2" |
| 1-1/2" | 7" | 6-1/2" | 2-1/2" |
| 2" | 8" | 7-5/16" | 3-1/8" |
| 3" | 9-1/2" | 9-7/8" | 5-1/8" |
| 4" | 11-1/2" | 11-1/4" | 6-5/16" |
| 6" | 14" | 15-1/2" | 8" |
Literature
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