Overview
This industrial spiral wound gasket is engineered for reliable sealing in high-pressure and high-temperature piping systems. Designed to meet the rigorous SH/T3407-2013 standard, it is suitable for a wide range of demanding applications in chemical processing, petrochemical, and power generation industries. The gasket features a robust construction with an outer containment ring, which provides structural integrity for easier handling and proper seating during flange assembly, preventing over-compression and misalignment.
Key Features
Manufactured to SH/T3407-2013 industry standard Designed for pressure classes up to 600 lbs Constructed with a 316L stainless steel winding for corrosion resistance Features a polytetrafluoroethylene (PTFE) filler for broad chemical compatibility Includes an outer containment ring for improved handling and installation Suitable for both indoor and outdoor service applications Provides excellent thermal stability across a wide temperature range
Specifications
Standard: SH/T3407-2013 Nominal Pipe Size: 4 inches Pressure Class: 600 lbs Winding Material: 316L Stainless Steel Filler Material: Polytetrafluoroethylene (PTFE) Inner Ring Material: 316L Stainless Steel Outer Ring Material: Carbon Steel Sealant Type: Gasket Chemical Base: Polytetrafluoroethylene Indoor/Outdoor Use: Both Paintable: No Package Quantity: 12
Applications
Sealing flanges in chemical and petrochemical processing systems High-pressure piping in oil and gas production and refining Heat exchangers, pumps, and valve bonnets in power generation General industrial piping for corrosive or high-purity media Maintenance and repair operations in existing process plant infrastructure
