Spiral Wound Gasket With Flexible Graphite Core For 40 Inch Heavy Duty ASME B16.20 B16.47 Series A Class 900 Flanges, 304 Stainless Steel Shell, 43.25 Inch ID, 49.25 Inch OD, Ideal For High Temperature Variations And Thermal Cycling

Spiral Wound Gasket for 40-Inch Heavy-Duty ASME Flanges
✔️ Single gasket, 304SS windings, graphite filler; 43.25 ID

Designed for ASME B16.20 and B16.47 Series A Class 900 flange connections, this gasket combines 304 stainless steel windings with a flexible graphite core to deliver dependable sealing in high temperature service. It's commonly used in petrochemical, power, and refineries where thermal cycling and hot processes are routine.

✅ Spiral wound gasket type with flexible graphite filler
✅ 304 stainless steel windings for corrosion resistance
✅ Centering ring locates gasket on flange face and limits compression
✅ Temperature range: -150°F to 842°F
✅ ASME B16.20 & B16.47 Series A Class 900 compatible
✅ Size specifics: 43.25 in ID, 49.25 in OD for 40 in flange
✅ Pipe size 26 in, 150# flange class
✅ Easy installation and removal for maintenance

💡 What is a spiral wound gasket used for in high-temperature piping systems? These gaskets seal joints that face heat and pressure swings while allowing expansion and contraction.
- handy for sealing flange connections in hot process lines
- helps manage thermal cycling and pressure swings
- great for high-temp, chemical, and petrochemical services