Overview
This Type B metal wound gasket is engineered for sealing flanged connections in demanding industrial piping systems. It features a 4-inch nominal diameter and is rated for pressures up to 150 PSI. Constructed with a 304 stainless steel outer wind and graphite filler, it provides reliable sealing across a wide temperature range and is suitable for both indoor and outdoor applications. The internal ring provides added stability and blow-out resistance. This gasket conforms to the HG/T 20631-2009 standard.
Key Features
Robust sealing for industrial flanged connections Internal ring for enhanced stability and blow-out resistance 304 stainless steel winding for corrosion resistance Flexible graphite filler for conformability and thermal resilience Suitable for both indoor and outdoor service environments Conforms to recognized industry standard HG/T 20631-2009
Specifications
Type: B (with Inner Ring) Nominal Pipe Size: 4 Inch Pressure Class: 150 LB Construction: 304 Stainless Steel / Graphite / 304 Stainless Steel Standards: HG Chemical Base: Graphite Sealant Type: Gasket Indoor/Outdoor Use: Both Paintable: No Package Quantity: 100
Applications
Sealing process piping in chemical and petrochemical plants Connections in power generation and utility systems Flanged joints in oil and gas pipelines and refineries Industrial HVAC and mechanical systems General industrial maintenance and repair operations
