The SWAGELOK 6LV-DFFR8-P-GR is a heavy-duty industrial diaphragm valve engineered for high-purity and process applications requiring zero dead volume and leak-tight performance.
SWAGELOK 6LV-DFFR8-P-GR Technical Specifications
| Body Material | 316L stainless steel |
|---|---|
| Diaphragm Material | Elgiloy® or PTFE (depending on configuration) |
| End Connections | 1/2 in. VCR® metal gasket face seal |
| Flow Coefficient (Cv) | 0.4 |
| Maximum Operating Pressure | 350 psig (24.1 bar) |
| Operating Temperature Range | -20°F to 300°F (-28°C to 149°C) |
| Actuation | Manual (pneumatic actuator available) |
| Leak Rate | 1 x 10^-9 atm cc/sec He |
Key Engineering Features
- High-purity design with minimal dead volume and smooth flow path
- Metal-to-metal diaphragm seal for leak-tight isolation
- Compact body for space-constrained installations
- Compatible with a wide range of aggressive and corrosive fluids
- Easy maintenance with replaceable diaphragm
Industrial Applications
- Semiconductor manufacturing and high-purity gas delivery
- Pharmaceutical and biotech process systems
- Analytical instrumentation and laboratory equipment
- Chemical processing and research facilities
For technical inquiries, dimensional drawings, or replacement support for SWAGELOK 6LV-DFFR8-P-GR, contact the Pro-Hydraulic engineering team.
PRODUCT IMAGES


SWAGELOK 6LV-DFFR8-P-GR Diaphragm Valve
⚡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
Shop the SWAGELOK 6LV-DFFR8-P-GR Diaphragm Valve. This precision-engineered high-purity valve delivers reliable fluid control for critical process systems.