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4 Inch Class 300 RF Blind Pipe Flange, 2205 UNS S31803 Duplex Stainless Steel, ASME B16.5
Product Details
Product Overview
This 4-inch Class 300 Raised Face (RF) Blind Pipe Flange is manufactured from premium 2205 duplex stainless steel (UNS S31803), fully compliant with ASME B16.5 dimensional and performance standards. It is designed to seal the end of piping systems, pressure vessels and process lines, providing reliable leak-proof performance in corrosive and high-pressure industrial environments.
Key Features
- Premium 2205 duplex stainless steel (UNS S31803) construction for excellent corrosion resistance and high mechanical strength
- Class 300 pressure rating suitable for medium to high pressure process applications
- Raised face (RF) sealing surface ensures tight, reliable gasket sealing performance
- Strictly manufactured to ASME B16.5 standard with precise dimensional tolerances
- Suitable for use in chemical processing, offshore, oil & gas, and water treatment systems
- Deburred edges and smooth surface finish for safe handling and reliable assembly
Specifications
| Parameter | Value |
|---|---|
| Flange Type | Blind Pipe Flange |
| Material | 2205 Duplex Stainless Steel (UNS S31803) |
| Nominal Size | 4 Inch |
| Pressure Class | Class 300 |
| Facing Type | Raised Face (RF) |
| Standard | ASME B16.5 |
| Identification Tag | 32E/F/G/H21-R001/002 |
Applications
This duplex stainless steel blind flange is widely used in corrosive process piping systems, offshore platforms, chemical processing plants, oil and gas facilities, desalination systems, and industrial fluid handling applications where high strength and superior corrosion resistance are required.
Package Contents
- 1 x 4" Class 300 RF 2205 Duplex Stainless Steel Blind Pipe Flange (ASME B16.5)
- 1 x Material certification and inspection document
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