Stainless Steel Threaded/Screwed Flange

Stainless Steel Threaded/Screwed Flanges are designed for applications where welding is not feasible. These flanges are ideal for high-pressure applications, small pipe diameters, and environments requiring easy assembly and disassembly. They feature internal threads that allow for easy connection to pipes with matching external threads, ensuring a secure and leak-proof connection.

Material Grades

Stainless Steel Threaded/Screwed Flanges are available in various material grades, including:

• Austenitic Stainless Steel: SS 304, SS 316
• Duplex Stainless Steel: UNS S31803, UNS S32205
• Super Duplex Stainless Steel: UNS S32750, UNS S32760

Standards & Dimensions

These flanges conform to international standards, ensuring compatibility and reliability.

• Design Standards: ANSI/ASME B16.5, ANSI/ASME B16.47, MSS SP-44, DIN, BS, EN 1092-1
• Flange Facing Types: Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ)
• Nominal Pipe Sizes: 1/2″ to 48″ (15mm to 1200mm)
• Pressure Ratings:
  • Class 150
  • Class 300
  • Class 600
  • Class 900
  • Class 1500
  • Class 2500
  • PN6, PN10, PN16, PN25, PN40, PN64

Thread Specifications

• Thread Standard: ANSI/ASME B1.20.1 (NPT), ISO 7-1 (BSPP/BSPT), DIN 2999
• Thread Types: Tapered (NPT, BSPT), Parallel (BSPP)
• Thread Sizes: 1/2″ to 24″

Temperature & Pressure Ratings

• Working Temperature: -50°C to 800°C
• Maximum Working Pressure: Up to 6000 PSI (varies by class & material)

Applications

Stainless Steel Threaded Flanges are widely used in:

• Oil & Gas Industry – Pipelines, refineries, offshore platforms
• Chemical Processing Plants – Acidic and corrosive environments
• Water Treatment Plants – Potable water, desalination systems
• Pharmaceutical & Food Industry – Hygienic and clean applications
• Petrochemical Industry – High-pressure and high-temperature processes
• Power Plants – Steam and thermal fluid systems

Key Features & Benefits

• No Welding Required: Ideal for flammable and hazardous environments
• Leak-Proof Design: Ensures secure and efficient sealing
• Easy Installation & Maintenance: Can be quickly assembled and disassembled
• Corrosion & Rust Resistant: Long service life in aggressive environments
• High Pressure & Temperature Resistance: Suitable for demanding applications

Stainless Steel Threaded/Screwed Flanges are an excellent choice for industries requiring robust, durable, and leak-proof connections without welding. With various material grades, pressure ratings, and thread standards, these flanges offer superior performance across multiple applications.

For inquiries and custom specifications, contact us today!