Overview:
This precision-engineered spiral wound gasket provides reliable, leak-tight sealing for Class 150 flanged connections in 2-inch piping systems. Constructed with corrosion-resistant 316L stainless steel windings and flexible graphite filler, it delivers exceptional performance across a wide range of industrial applications. Fully compliant with ASME B16.20 standards for dimensional accuracy, material quality, and pressure-temperature ratings.
Key Specifications:
| Parameter | Specification |
|---|---|
| Size | 2" NPS (Nominal Pipe Size) |
| Pressure Class | ASME Class 150 (150#) |
| Construction | Spiral Wound |
| Inner Ring Material | 316L Stainless Steel (Optional) |
| Outer Ring Material | 316L Stainless Steel (Standard) |
| Sealing Element | 316L SS Windings + Flexible Graphite Filler |
| Standard | ASME B16.20 |
| Temperature Range | -200°C to +450°C (-328°F to +842°F)* |
| Pressure Rating | Up to 20 bar (290 psi) at 100°C |
*Graphite filler limits max temperature vs. PTFE alternatives
Features & Benefits:
Robust Sealing Performance
Concentric spiral windings create multiple sealing barriers
Flexible graphite filler conforms to flange imperfections
Resilient design accommodates thermal cycling/vibration
Superior Corrosion Resistance
316L stainless steel windings & rings resist acids, chlorides, and chemicals
Low carbon content prevents sensitization in welded assemblies
ASME B16.20 Compliance
Guaranteed dimensional accuracy for Class 150 RF flanges
Traceable material certifications (EN 10204 3.1 available)
Consistent quality for safe, reliable installations
Optimized Pressure Containment
Reinforcing rings prevent over-compression and gasket blowout
Maintains seal integrity at rated pressure/temperature
Versatile Applications
Ideal for steam, water, oil, gas, and chemical services
Suitable for heat exchangers, pumps, valves, and pipelines
