Quadrant polymer-seated, flanged ball valves provide superior performance and reliability in a wide range of applications.
- Two-piece, Split-body ball valve design
- “No O-ring construction” eliminates concerns about Rapid Gas Decompression (RGD) / Explosive Decompression (ED)
- Pull-down stem packing allows easy packing adjustment without removing direct-mount actuators [sizes 1.5" & larger]
- Bi-directional, bubble tight shut-off
- Size Range - Class 150: NPS 1/2"-6" (DN 15-150) full port
- Size Range - Class 300: NPS 1"-6" (DN 15-150) full port
- Pressure Class: ASME Class 150; ASME Class 300
- Body Materials: Cast Carbon Steel; Cast Stainless Steel
- Standards: ASME B16.34, API 608 5th Ed compliance, API 641 fugitive emissions with Graphite Seals
- Standards: API 607 7th edition fire-safe with Graphite Seals
- End Connections: Raised Face Flanges
- Blow-Out Proof Stem
- Live-loaded stem packing as standard [sizes 1.5" & larger]
- Direct Mount, ISO 5211 Top Mounting Pad - Automatable
- Available with handles, gear operators, pneumatic actuators, and electric actuators
- Quadrant valves, and ASC actuators & accessories are designed to work together, delivering exceptional performance.
Quadrant F2 QVA - Two Piece Flanged End Ball Valves - Datasheet
Series FS74 - Standard Port, Fire-Tested, Flanged Ball Valves - Class 150 & 300, API 608
Series FS70 - Full Port, Fire-Tested, Flanged Ball Valves - Class 150 & 300
Series 50 - Full Port, Flanged Ball Valves - Class 150
Series M70 - Full Port, Metal-Seated, Flanged Ball Valves - Class 150 & 300, API 608
Series 40 - Full Port, Lug & Wafer Ball Valves - Class 150
Sharpe Series FSC74 - Fire-Safe. Cryogenic, Standard Port, Flanged Ball Valves - Class 150 & 300
Sharpe Series FSC70 - Fire-Safe, Cryogenic, Full Port, Flanged Ball Valves - Class 150 & 300