Material reference
- Body
- WCB / CF8M / LCB
- Seat
- PTFE
- Ball
- A105/ENP / F316 / LF2/ENP
- Stem
- F6a / F316
- Packing
- PTFE/Graphite
Material options cannot be combined arbitrarily; review medium, temperature and sealing requirements together.
BALL VALVE / TTQ
TTQ Top-entry floating ball valve
A one-piece, top-entry body with spring-loaded seats.
- Top-entry, one-piece body
- Spring-loaded seats
- Antistatic and blowout-proof stem design
SIZE & CLASS
Sizes by pressure class
Sizes are organized from the company’s historical catalogues for preliminary selection. Current availability, pressure–temperature limits, materials and dimensions are subject to approved data sheets and drawings.
| Pressure class | Port designation | NPS (in) | Reference |
|---|---|---|---|
| Class 150 | full | 1/2 · 3/4 · 1 · 1-1/4 · 1-1/2 · 2 · 2-1/2 · 3 · 4 · 5 · 6 · 8 · 10 | Catalogue pp. 17, 18 |
| Class 300 | full | 1/2 · 3/4 · 1 · 1-1/4 · 1-1/2 · 2 · 2-1/2 · 3 · 4 · 5 · 6 · 8 · 10 | Catalogue pp. 17, 18 |
Documents & selection inputs
Include medium, design and operating pressures, temperature, quantity, ends and operation. Specify applicable acceptance criteria for fire testing, fugitive emissions or other special tests.
Drawings, dimensions, torque and inspection documents are reviewed for the selected construction. Design references in historical catalogues are not certification claims.
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