Overview
The 304 Stainless Steel Retaining Washer is a precision-engineered sealing component designed for high-pressure and high-temperature industrial fluid systems. It serves as a critical element in flange connections, creating a reliable metal-to-metal seal that prevents leaks in demanding process environments. Its robust construction ensures long-term performance and integrity in applications ranging from chemical processing to power generation.
Key Features
Manufactured from corrosion-resistant 304 stainless steel for durability Engineered to meet industry standard HG/T20610-2009 for dimensional consistency Features a spiral wound design with inner and outer retaining rings for structural stability The graphite filler material provides excellent sealing and thermal adaptability Designed for a precise fit and secure installation in standard flange assemblies
Specifications
Material Construction: 304 Stainless Steel Inner Ring, 304 Stainless Steel Outer Ring, Graphite Filler, 304 Stainless Steel Windings Standard: HG/T20610-2009 Nominal Pipe Size: DN50 Pressure Class: PN25 Style Code: D2222 Inside Diameter: 2.40 inches Outside Diameter: 4.21 inches Overall Thickness: 0.18 inches System of Measurement: Metric (Imperial dimensions provided) Finish: Standard mill finish Package Quantity: 8 washers
Applications
Sealing flange connections in chemical and petrochemical processing plants High-pressure piping systems in oil and gas production and refining Steam lines and boiler feed systems in power generation facilities General industrial piping requiring a robust, reusable sealing solution
