company news about High Strength Raised Face Weld Neck Flange N06600 CL300 RF WN RJ SS

N06600 Nickel Alloy Pipe Flange Welding Neck Flange CL300 RF WN RJ

Specifications

1. Nickel Alloy Pipe Flange

2. Size: 1/2’’—24’’

3. ISO9001,ISO9000
4. Our main clients are from Turkey, Italy, France, Spain, South Africa, Moroco, Dubai, Iran, Syria, Singapore,

Vietnam, Austria, USA, Canada, Mexico, Korea, Thailand, India, Bulgaria, Russia and so on

5. Usage: Petroleum industry, Refinery Company, fertilizer industry, power station, shipbuilding, onshore platform

High Strength Raised Face Weld Neck Flange N06600 CL300 RF WN RJ SS: Technical Overview

1. Introduction

The N06600 CL300 RF WN RJ SS flange is a high-performance component designed for extreme industrial environments, combining the exceptional strength of Inconel 600 (UNS N06600) with a Raised Face (RF) and Ring Joint (RJ) sealing design. Compliant with ASME B16.5 standards, this weld neck flange is engineered for high-pressure and high-temperature applications in sectors such as oil and gas, nuclear power, and chemical processing .

2. Material Properties

• Inconel 600 (N06600):
  • Composition: Nickel (≥72%), Chromium (14–17%), Iron (6–10%), and trace elements for enhanced corrosion resistance .
  • High-Temperature Strength: Retains tensile strength up to 1,100°C (2,012°F) due to its nickel-chromium matrix, ideal for thermal cycling environments .
  • Corrosion Resistance: Resists oxidation, carburization, and chloride-induced stress corrosion cracking, making it suitable for acidic and marine environments .

3. Design Features

• Raised Face (RF):
  • A machined surface (1.6–6.3 μm roughness) around the bore to enhance gasket sealing under pressures up to CL300 (300 psi) .
• Weld Neck (WN):
  • The tapered hub design ensures smooth stress distribution, reducing fatigue failure risks in welded pipelines .
• Ring Joint (RJ):
  • A metal-to-metal seal using an oval or octagonal ring groove, providing leak-proof performance in ultra-high-pressure systems .

4. Manufacturing Standards

• ASME B16.5 Compliance: Governs dimensions, pressure ratings, and testing protocols for Class 300 flanges .
• ASTM B564: Specifies the requirements for nickel-alloy forgings, ensuring material integrity through rigorous chemical and mechanical testing .
• Surface Finish: Electro-polished or shot-blasted surfaces to meet NACE MR0175 standards for sour gas service .

5. Applications

• Oil and Gas: Used in offshore platforms, subsea pipelines, and sour gas processing due to resistance to hydrogen sulfide (H₂S) .
• Nuclear Power: Deployed in reactor coolant systems and steam generator tubing for its neutron radiation tolerance .
• Chemical Processing: Ideal for sulfuric acid reactors, chlor-alkali plants, and ethylene crackers .

6. Comparative Advantages

• Superior to Stainless Steel: Outperforms SS304/316 in high-temperature creep resistance and oxidation .
• Cost-Efficiency: Reduced lifecycle costs due to minimal maintenance and replacement needs .

7. Procurement Insights

• Sizing: Available in diameters from 1/2" to 24" with custom thickness options .
• Packaging: Typically shipped in wooden crates or pallets, with lead times of 15–30 days from certified manufacturers .
• Certifications: Mill Test Reports (MTRs) and NACE compliance documentation provided upon request .

Conclusion

The N06600 CL300 RF WN RJ SS flange exemplifies engineering excellence for critical applications. Its robust material properties, precision design, and adherence to international standards make it indispensable in industries prioritizing safety, durability, and performance under extreme conditions.

References

• High-temperature strength of nickel alloys.
• ASME B16.5 standards and flange design specifications.
• Applications in high-stress nuclear environments.
• ASTM B564 material testing protocols.