Overview
This industrial spiral wound gasket is engineered for critical sealing applications in high-pressure piping and flange systems. Manufactured in strict compliance with the HG/T 20631-2009 standard, it is rated for a maximum working pressure of 900 pounds per square inch (PSI). The gasket features a robust C2230 construction with a 304 stainless steel outer ring for precise alignment during installation. With a core filler of pure polytetrafluoroethylene (PTFE), it delivers superior sealing performance and broad chemical compatibility, making it a reliable component for demanding process environments.
Key Features
Constructed to HG/T 20631-2009 industry standard Pressure rating of 900 PSI for high-pressure service 304 stainless steel outer centering ring for easy alignment
Spiral wound core with PTFE filler for exceptional chemical resistance
Suitable for both indoor and outdoor installation Provides a secure, leak-free seal on nominal 3/4 inch (DN32) pipe flanges
Specifications
Standard: HG Chemical Base: Polytetrafluoroethylene Sealant Type: Gasket Configuration: C2230 (with outer ring) Materials: 304 Stainless Steel Windings / PTFE Filler / 304 Stainless Steel Outer Ring Nominal Pipe Size: 3/4 inch (DN32) Pressure Class: 900LB Indoor/Outdoor Use: Both Paintable: No Package Quantity: 25 units
Applications
High-pressure chemical and petrochemical processing
Power generation and utility piping systems
Oil and gas transmission pipelines
Industrial plant maintenance and flange assembly Sealing applications involving corrosive fluids, steam, and hydrocarbons








