Product Overview
The SWAGELOK 6LV-DAFR4-P-C is a high-purity, pneumatically actuated diaphragm valve engineered for precision fluid control in demanding industrial and process environments. Manufactured by Swagelok, a global leader in fluid system technology, this valve utilizes a flexible diaphragm as the sealing and isolating element, which is actuated to open or close the flow path against a machined valve seat. Unlike spool-type directional valves, the diaphragm design ensures zero dead volume, minimal entrapment areas, and complete isolation of the process media from the actuator and external environment. The 6LV-DAFR4-P-C is specifically configured for reliable on/off and throttling service in systems requiring high cycle life, leak-tight shutoff, and contamination-free operation. Its robust construction and precision-machined body make it an ideal choice for critical industrial processes where media integrity and operational safety are paramount.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Diaphragm Valve (Process & Pneumatic Valve) |
| Model Designation | 6LV-DAFR4-P-C |
| Operating Pressure | Standard Industrial Grade (Up to rated bar) |
| Mounting & Connection | Standard ISO / Manufacturer Interface |
| Actuation Type | Pneumatic (Air-Operated Diaphragm) |
| Sealing Principle | Flexible Diaphragm Against Machined Seat |
| Flow Configuration | Straight-Through / Zero Dead Volume |
Engineering Features & Advantages
- Precision Performance: The diaphragm sealing mechanism delivers bubble-tight shutoff and excellent repeatability, ensuring precise flow control and isolation without the wear associated with traditional spool or ball valve designs.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, the valve’s robust body and high-cycle diaphragm material resist fatigue, chemical attack, and thermal cycling for extended service life.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, allowing drop-in replacement without modification to existing piping or actuation systems.
- Contamination-Free Operation: The isolating diaphragm prevents process media from contacting the actuator, stem, or bonnet, making it ideal for high-purity, corrosive, or hazardous fluid applications.
- Fast Pneumatic Actuation: Responsive air-operated design enables rapid open/close cycles, suitable for automated process control loops and emergency shutoff scenarios.
Typical Industrial Applications
The SWAGELOK 6LV-DAFR4-P-C diaphragm valve is widely deployed in high-purity and critical process industries, including semiconductor manufacturing for ultrapure chemical and gas delivery, pharmaceutical and biotech production for sterile fluid handling, analytical instrumentation and laboratory systems requiring zero contamination, and general industrial process control for corrosive or hazardous media where leak-tight isolation is essential. Its pneumatic actuation and diaphragm isolation make it particularly suited for automated skids, dosing systems, and sampling lines in chemical processing plants.
PRODUCT IMAGES
SWAGELOK 6LV-DAFR4-P-C 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 genuine SWAGELOK 6LV-DAFR4-P-C Diaphragm Valve. This US-made pneumatic hydraulic component features a compact design, delivering leak-free, reliable fluid control for heavy-duty industrial systems.