The Metal V-Ring seal is a high-performance, resilient static sealing element designed with a V-shaped cross-section. Engineered for safety-critical applications, it represents a sophisticated evolution in metallic sealing that combines a compact profile with exceptional springback capabilities. These seals are primarily utilized in environments where extreme temperatures, high pressures, or aggressive chemical media render elastomeric solutions ineffective.
Sealing Mechanism: The V-Ring principle combines two key actions:
1. Viscoplastic Deformation: The soft outer lining deforms against the harder mating surface to fill microscopic imperfections.
2. Self-Energizing & Elasticity: Installed with the open side facing system pressure, hydrostatic force supplements the mechanical seating load. The V-geometry maximizes elastic recovery, maintaining contact during thermal transients.
This self-energizing design ensures that contact stress is maintained even during flange separation or pressure fluctuations, making Metal V-Rings a robust choice for critical static sealing.
Outer Diameter Range
0.250" (6mm) to 120" (3048mm)
Cross Section Range
1/32" (0.9mm) to 1/2" (12.7mm)
Product Shapes
Round, Rectangular, Racetrack
(Customized shapes available)
Pressure Direction
System Pressure Energized
Open side faces pressure
Material Options
Alloy 718, X-750, 316/321 SS, Waspaloy
Plating & Coating
Silver, Nickel, Gold, Tin, Copper, PTFE
Qualified electroplating processing
Profile Feature
V-Shaped Cross-Section
High springback capability
Vacuum Performance
Up to 1×10⁻⁹ mbar
Warranty
3-year warranty period