The Class 300 LB Spiral Wound Gasket Factory supplies high-performance gaskets conforming to ASME B16.20, featuring stainless steel SS 316 inner and outer rings with a flexible graphite filler for superior sealing. Designed for 4-inch (DN100) raised face (RF) flanges at PN50 pressure rating, these gaskets ensure reliable leak prevention in high-pressure, high-temperature applications across oil & gas, chemical, and power industries.
Product Name: Class 300 LB Spiral Wound Gasket
Type: Spiral Wound Gasket
Standard: ASME B16.20
Size: 4 Inch, DN100
Pressure Class: Class 300 LB, PN50
Material: SS 316 (Inner & Outer Rings); Graphite (Filler)
Facing: Raised Face
Source: https://www.landeepipefitting.com/class-300-lb-spiral-wound-gasket-asme-b16-20-ss-316-4-inch.html
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