Overview
This industrial spiral wound gasket is engineered for high-pressure sealing in critical pipeline and vessel flanges. It is manufactured to the HG/T 20631-2009 standard, ensuring dimensional consistency and performance for petrochemical, power generation, and heavy industrial applications. The gasket is designed for a nominal pipe size of 15 inches (DN150) and a pressure class of 300 pounds, providing a reliable seal in systems with demanding thermal and mechanical stress.
Key Features
Constructed with a robust C2230 spiral wound design Windings made from durable 304 stainless steel for strength PTFE (polytetrafluoroethylene) filler for broad chemical resistance Includes an outer containment ring for easier handling and installation The containment ring aids in proper centering on the flange face Suitable for use in both indoor and outdoor environments Provides a reliable seal in high-pressure, high-temperature service
Specifications
Standard: HG/T 20631-2009 Pressure Rating: 300 LB Nominal Size: 15 inches (DN150) Construction Type: C2230 (Spiral Wound with Outer Ring) Winding Material: 304 Stainless Steel Filler Material: Polytetrafluoroethylene (PTFE) Sealant Type: Gasket Indoor/Outdoor Use: Both Paintable: No Pack Quantity: 6
Applications
Sealing flanges in chemical and petrochemical processing pipelines Power plant steam and water systems Oil and gas transmission and refining equipment Industrial heating and cooling systems General high-pressure industrial plumbing on vessels, pumps, and valves
