Overview
This 316L stainless steel flange gasket is engineered for high-pressure sealing applications in critical piping systems. Designed to meet rigorous industry standards, it provides a reliable, leak-proof seal for flange connections in chemical processing, petrochemical, power generation, and other demanding industrial environments. The gasket's construction combines the strength of stainless steel with the sealing properties of graphite to handle extreme pressures and temperatures.
Key Features
Constructed with 316L stainless steel windings for excellent corrosion resistance Integrated C5520 outer ring ensures precise alignment and prevents over-compression
Graphite filler layer provides superior thermal conductivity and seal resilience Rated for pressure classes up to PN63 (approximately 914 PSI)
Manufactured to standard dimensions for guaranteed fit and interchangeability Suitable for a wide range of aggressive media and high-temperature service
Specifications
Material: 316L Stainless Steel and Graphite Size: DN40 (Nominal Bore) Outer Ring: C5520 Material Pressure Rating: PN63 (Approximately 914 PSI) Standards: Conforms to HG/T20610-2009 and Relevant Industry Standards Connection Type: Flange Gasket Design: Metal Wound with Outer Guide Ring
Applications
Sealing high-pressure flange connections in chemical processing plants
Petroleum refining and pipeline distribution systems
Power generation and thermal utility systems
Industrial boiler feed and steam line connections General high-pressure, high-temperature industrial piping
This product is supplied as a single gasket. For maintenance and installation efficiency, it is available in a convenient pack size of 12 units.








