The ASME B16.20 Spiral Wound Gasket, featuring an SS 316 inner ring, SS 316 with graphite filler, and a carbon steel outer ring, is designed for reliable sealing in pipe systems. With a 6-inch size and Class 150 LB pressure rating, it ensures a robust, leak-proof seal in pipe flanges under moderate pressure conditions. The combination of materials provides excellent resistance to both corrosion and high temperatures.