Spiral Wound Gasket For ASME B16.20 Flanges Class 600, 304 Stainless Steel And Flexible Graphite Filler, 30 Inch Diameter, ID 31.25 Inch, OD 38.25 Inch, Ideal For High Temperature Variations, Thermal Cycling And Pressure Changes

Spiral Wound Gasket for ASME B16.20 Class 600 Flanges
✔️ 30 in dia, ID 31.25 in, OD 38.25 in; 304 SS windings

This spiral wound gasket is designed for ASME B16.20 and ASME B16.47 Series A flanges in Class 600 service. It’s built to handle high temperatures, pressure changes, and thermal cycling, making it a reliable choice for refinery, chemical processing, and other demanding piping systems.

✅ 30 in diameter (762 mm) gasket
✅ Inner diameter ID 31.25 in (794 mm)
✅ Outer diameter OD 38.25 in (971 mm)
✅ Material: 304 stainless steel windings with flexible graphite filler
✅ Temperature range: -150 to 842 °F (-101 to 450 °C)
✅ Centering ring for precise location and compression limiter
✅ ASME B16.20 / B16.47 Series A Class 600 compatible
✅ Color: Yellow band with Gray stripe

💡 What is a spiral wound gasket used for in heavy piping systems? This handy seal is built for high-temperature, high-pressure environments and frequent thermal cycling, especially on ASME B16.20/B16.47 Class 600 flanges.
- Handy for high-temp, high-pressure sealing on ASME B16.20/B16.47 Class 600 flanges
- Combines metal windings with flexible graphite filler for durability
- Easy to install and reseat during maintenance