Heavy Duty High Temp Spiral Wound Gasket With Inconel 600 Flexible Graphite Filler For 18 Inch Pipe Size Class 900 Flanges Designed For Thermal Cycling And Extreme Temperature Variations SurSeal Teadit 900018600GR900

Heavy-Duty 18-Inch Spiral Wound Gasket for Class 900 Flanges
✔️ 18-inch pipe, 900 class, Inconel 600 windings, graphite filler, single

This heavy-duty gasket is designed for ASME B16.20 and ASME B16.5 Class 900 flange applications. It’s typically used on 18" piping systems in refineries, chemical processing, and power plants where high-temperature cycling and demanding pressure are common. The centered ring locates the gasket accurately, adds radial strength, and acts as a compression limiter during bolt-up.

✅ 18-in pipe size, Class 900 flange compatibility
✅ Spiral winding with Inconel 600 windings and Flexible Graphite Filler
✅ Temperature range -150 to 850 °F
✅ Centering ring locates gasket, provides radial strength, compression limiter
✅ Durable; easy installation and removal

💡 What is an 18 inch Class 900 spiral wound gasket with Inconel 600 windings and graphite filler best used for?

Handy overview of typical applications and benefits.

- high-temperature service in refinery and chemical processing pipes
- withstands thermal cycling due to center ring and graphite filler
- compatible with ASME B16.20/B16.5 Class 900 flange joints on 18" pipes