Spiral Wound Gasket for High Temp Variations and Thermal Cycling in 30 Inch Pipe with 304 Stainless Steel Outer and FG Flexible Graphite Sealing Element 31 25 Inch ID 37 25 Inch OD Class 400 ASME B16 20 B16 47 Teadit 900030A304GR400

Single pack: High-Temp Spiral Wound Gasket for 30-Inch Pipe
✔️ 30 in pipe, ID 31.25 in (793.75 mm), OD 37.25 in (946.35 mm), 304 SS windings with FG graphite filler, Class 400

Spiral wound gasket combines a corrosion-resistant 304 stainless steel winding with a flexible graphite sealing element for high-temperature service and thermal cycling. It's commonly used on ASME B16.20 and B16.47 Class 400 flange connections in power, petrochemical, and refining applications where temperature swings require a reliable seal.

✅ Pipe size: 26 in (660 mm) with 150# flange, 304 SS windings, FG filler
✅ Temperature range: -150 to 842 F (-101 to 452 C)
✅ Centering ring locates gasket and limits compression
✅ Inner diameter 31.25 in (793.75 mm), outer diameter 37.25 in (946.35 mm)
✅ ASME B16.20 and B16.47 Class 400 flange compatibility

💡 What is a common use for spiral wound gaskets in high-temperature piping systems?

This handy seal handles temperature swings and provides reliable seating on large-diameter flanges. - high-temp resistance with metal windings and graphite filler - ASME B16.20 and B16.47 Class 400 flange compatibility - centering ring for accurate seating and compression control - suited for power, petrochemical, and refining applications