Overview
This industrial spiral wound gasket is engineered for high-pressure sealing applications in piping systems. It is constructed to provide a reliable, leak-tight seal in demanding environments, conforming to recognized industry dimensional standards for DN400 PN16 flanges. The combination of a robust metallic winding and a resilient filler material creates a seal capable of handling significant thermal and mechanical stress, making it suitable for a wide range of industrial processing and utility services.
Key Features
Designed for high-pressure and high-temperature service 321 stainless steel outer winding for strength and corrosion resistance
Fluoropolymer filler layer for broad chemical compatibility
Spiral wound construction allows for compression and recovery
Suitable for both indoor and outdoor installation
Conforms to standard flange dimensions for easy specification
Specifications
Standards: Meets Industry Standards Chemical Base: Fluoropolymer Sealant Type: Gasket Indoor/Outdoor Use: Both Paintable: No Nominal Size: 16.8 inches Outside Diameter: 19.5 inches Thickness: 0.18 inches Temperature Rating: Up to 1200°F Pressure Rating: Suitable for Class 150/PN16 applications Metallic Component: 321 Stainless Steel Filler Material: Fluoropolymer (PTFE) Package Quantity: 2 Gaskets
Applications
This gasket is ideal for creating seals in flange connections within piping systems across numerous industries. Primary applications include chemical and petrochemical processing, oil and gas pipelines, power generation facilities, and high-temperature HVAC systems. It is specifically suited for services involving heated fluids, mild corrosives, and systems requiring a dependable seal under cyclic loading conditions.








