
Saudi Arabia’s industrial sector continues to expand rapidly, driven by investments in oil and gas, petrochemicals, power generation, desalination, and infrastructure projects. These industries require piping components that can withstand extreme temperatures, high pressures, and corrosive operating conditions. As a result, the demand for UNS N08810 Flanges Supplier in Saudi Arabia has grown significantly across major industrial cities such as Riyadh, Jeddah, Dammam, Jubail, Yanbu, and Al Khobar.
Manufacturers classify UNS N08810, commonly known as Inconel 800H or Alloy 800H, as a high-performance nickel-iron-chromium alloy specifically designed for elevated-temperature service. Flanges manufactured from this material offer exceptional resistance to oxidation, carburization, sulfidation, and creep rupture, making them ideal for critical industrial applications.
Mcneil Saudi Arabia supplies premium-quality ASTM B564 UNS N08810 Flanges in various sizes, pressure classes, and configurations to meet the demanding requirements of industrial projects throughout Saudi Arabia.
What are UNS N08810 Flanges?
Manufacturers produce UNS N08810 flanges as forged pipe flanges from Alloy 800H, a heat-resistant nickel alloy that provides excellent mechanical strength and corrosion resistance at elevated temperatures.
The alloy was developed to provide enhanced creep and rupture properties compared to standard Alloy 800. The controlled carbon content and optimized grain structure make UNS N08810 suitable for applications operating above 600°C.
These flanges are widely used to connect pipes, valves, pumps, and other equipment within industrial piping systems. They provide secure, leak-proof connections while maintaining structural integrity under extreme operating conditions.
Why UNS N08810 is Preferred for Industrial Flanges
- Exceptional high-temperature strength
- Excellent oxidation resistance
- Superior corrosion resistance
- Long-term thermal stability
- Resistance to carburization and sulfidation
- Excellent fabrication and welding characteristics
Because of these properties, UNS N08810 Flanges in Saudi Arabia are extensively utilized in refineries, petrochemical plants, and power generation facilities.
UNS N08810 Flanges Specification
The following specifications are commonly available for ASTM B564 UNS N08810 Flanges:
| Specification | Details |
|---|---|
| Material Grade | UNS N08810 |
| Alloy Name | Inconel 800H |
| Standard | ASTM B564 |
| Flange Standards | ASME B16.5, ASME B16.47 |
| Pressure Class | 150# to 2500# |
| Size Range | ½” NB to 48″ NB |
| Face Type | RF, FF, RTJ |
| Manufacturing Process | Forged |
| Inspection | Third-Party Inspection Available |
| Origin | Saudi Arabia & Export Supply |
These specifications ensure compatibility with international industrial standards and project requirements.
Chemical Composition of ASTM B564 UNS N08810 Flanges
The unique chemical composition of UNS N08810 provides its outstanding high-temperature and corrosion-resistant properties.
| Element | Percentage (%) |
|---|---|
| Nickel | 30.0 – 35.0 |
| Chromium | 19.0 – 23.0 |
| Carbon | 0.05 – 0.10 |
| Iron | Balance |
| Aluminum | 0.15 – 0.60 |
| Titanium | 0.15 – 0.60 |
| Silicon | 1.00 Max |
| Manganese | 1.50 Max |
Importance of Alloying Elements
Nickel
Nickel improves corrosion resistance and provides excellent structural stability at elevated temperatures.
Chromium
Chromium forms a protective oxide layer that enhances oxidation resistance in aggressive environments.
Carbon
Controlled carbon levels increase creep strength and improve long-term performance under high-temperature conditions.
Titanium and Aluminum
These elements contribute to improved mechanical properties and thermal stability.
Mechanical Properties of UNS N08810 Flanges
UNS N08810 is specifically designed for elevated-temperature applications where strength retention is critical.
| Property | Value |
|---|---|
| Tensile Strength | 450 MPa Min |
| Yield Strength | 180 MPa Min |
| Elongation | 30% Min |
| Hardness | Approx. 135 HB |
| Density | 7.94 g/cm³ |
| Melting Range | 1357–1385°C |
High-Temperature Performance
The enhanced grain structure of Alloy 800H provides superior resistance to creep deformation, making it suitable for long-term service in furnaces, heat exchangers, and petrochemical processing equipment.
Types of UNS N08810 Flanges Available in Saudi Arabia
Different industrial applications require different flange designs. Mcneil Saudi Arabia supplies a complete range of UNS N08810 Flanges to meet diverse project requirements.
UNS N08810 Weld Neck Flanges
Weld Neck Flanges feature a long tapered hub that provides excellent reinforcement to piping systems.
Applications:
- High-pressure pipelines
- Petrochemical facilities
- Refineries
- Power plants
UNS N08810 Slip-On Flanges
Slip-On Flanges slide over the pipe before welding, offering a cost-effective and easy-to-install solution.
Applications:
- Low-pressure systems
- Water treatment facilities
- Utility piping
UNS N08810 Blind Flanges
Blind Flanges are used to close pipeline ends and pressure vessel openings.
Applications:
- Maintenance operations
- Pipeline testing
- Future system expansion
UNS N08810 Socket Weld Flanges
Socket Weld Flanges are ideal for small-diameter piping systems requiring strong and reliable connections.
Applications:
- Hydraulic systems
- High-pressure process lines
UNS N08810 Threaded Flanges
Threaded Flanges eliminate the need for welding and are commonly used in low-pressure applications.
Applications:
- Gas distribution systems
- Utility services
UNS N08810 Lap Joint Flanges
Lap Joint Flanges are designed for systems requiring frequent disassembly and maintenance.
Applications:
- Temporary process lines
- Inspection-intensive facilities
UNS N08810 RTJ Flanges
Ring Type Joint Flanges provide superior sealing performance under extreme pressure and temperature conditions.
Applications:
- Offshore platforms
- Oil refineries
- Critical petrochemical processes
Advantages of UNS N08810 Flanges
Industries across Saudi Arabia choose Alloy 800H flanges because of their exceptional performance characteristics.
Excellent High-Temperature Resistance
UNS N08810 maintains its mechanical strength even during prolonged exposure to temperatures exceeding 600°C.
Superior Oxidation Resistance
The chromium-rich alloy forms a protective oxide layer that prevents material degradation.
Outstanding Corrosion Resistance
The high nickel content provides excellent resistance to various corrosive media encountered in industrial environments.
Resistance to Thermal Cycling
Frequent heating and cooling cycles can cause material fatigue, but Alloy 800H demonstrates remarkable resistance to thermal stress.
Long Service Life
The alloy’s superior durability reduces maintenance costs and downtime.
Excellent Weldability
UNS N08810 can be welded using standard industrial procedures without compromising performance.
Applications of UNS N08810 Flanges in Saudi Arabia
Saudi Arabia’s industrial economy relies heavily on materials capable of operating under severe service conditions.
Oil and Gas Industry
Oil and gas operations in Riyadh, Dammam, and Al Khobar require piping components capable of handling high temperatures and corrosive environments.
UNS N08810 Flanges are widely used in:
- Gathering systems
- Refineries
- Gas processing plants
- Offshore facilities
Petrochemical Industry
Petrochemical complexes in Jubail and Yanbu depend on heat-resistant alloys for process reliability.
Applications include:
- Cracking units
- Reformers
- Process heaters
- Heat exchangers
Power Generation Plants
Power plants operate at elevated temperatures and pressures.
UNS N08810 Flanges are commonly used in:
- Steam generation systems
- Boiler assemblies
- Turbine piping
Desalination Facilities
Saudi Arabia operates some of the world’s largest desalination plants.
These facilities require corrosion-resistant flanges for:
- Seawater handling systems
- Thermal desalination units
- High-temperature processing lines
Chemical Processing Industry
Chemical plants require materials capable of withstanding aggressive process conditions.
Applications include:
- Chemical reactors
- Storage systems
- Heat transfer equipment
ASTM B564 UNS N08810 Flanges Dimensions and Pressure Ratings
UNS N08810 Flanges are available in multiple pressure classes to suit different industrial applications.
| Pressure Class | Typical Application |
|---|---|
| Class 150 | General Utility Services |
| Class 300 | Medium Pressure Systems |
| Class 600 | Industrial Processing |
| Class 900 | Severe Service Conditions |
| Class 1500 | High-Pressure Applications |
| Class 2500 | Extreme Operating Conditions |
Available dimensions range from ½ inch to 48 inches, accommodating virtually every piping requirement.
Quality Testing and Inspection of UNS N08810 Flanges
Quality assurance is critical for industrial projects where safety and reliability are essential.
Positive Material Identification (PMI)
PMI testing confirms the chemical composition of the material.
Ultrasonic Testing
Ultrasonic examination detects internal discontinuities and defects.
Hydrostatic Testing
Hydrostatic testing verifies pressure integrity and leak resistance.
Dimensional Inspection
Every flange is inspected to ensure compliance with ASME standards.
Third-Party Inspection
Independent inspection agencies can verify product quality before shipment.
Material Traceability
Full traceability documentation is available for project compliance requirements.
Why Choose Mcneil Saudi Arabia for UNS N08810 Flanges?
Mcneil Saudi Arabia is committed to delivering high-quality nickel alloy flanges that meet international standards and customer expectations.
Extensive Inventory
A comprehensive stock of ASTM B564 UNS N08810 Flanges is available for immediate dispatch.
Competitive Pricing
Efficient sourcing and manufacturing capabilities ensure cost-effective solutions.
Fast Delivery Across Saudi Arabia
Prompt delivery services are available to:
- Riyadh
- Jeddah
- Dammam
- Jubail
- Yanbu
- Al Khobar
- Rabigh
- Ras Tanura
International Standards Compliance
Products are manufactured according to ASTM, ASME, and industry-specific standards.
Third-Party Inspection Support
Inspection by internationally recognized agencies can be arranged upon request.
Custom Manufacturing
Special dimensions, pressure ratings, and project-specific requirements can be accommodated.
Supply and Delivery Across Saudi Arabia
Mcneil Saudi Arabia supplies UNS N08810 Flanges Supplier in Saudi Arabia solutions to major industrial regions throughout the Kingdom.
Our supply network supports projects in Riyadh, Jeddah, Dammam, Jubail, Yanbu, Al Khobar, Rabigh, Ras Tanura, and surrounding industrial zones. Whether the requirement is for a refinery expansion, petrochemical plant maintenance shutdown, or new infrastructure development, timely delivery and technical support are provided to ensure project success.
Frequently Asked Questions (FAQ)
What are UNS N08810 Flanges?
Manufacturers produce UNS N08810 flanges as high-temperature nickel-iron-chromium alloy flanges from Inconel 800H. These flanges provide excellent strength, oxidation resistance, and corrosion resistance in elevated-temperature applications.
Is UNS N08810 the same as Inconel 800H?
Yes, UNS N08810 is the official material designation for Inconel 800H. Industries requiring superior performance under high-temperature and corrosive operating conditions widely use this alloy.
What standards are UNS N08810 Flanges manufactured to?
Manufacturers commonly produce UNS N08810 flanges according to ASTM B564 specifications and ensure they conform to ASME B16.5, ASME B16.47, DIN, EN, and other international flange standards.
What types of UNS N08810 Flanges are available?
The most common types include Weld Neck Flanges, Slip-On Flanges, Blind Flanges, Socket Weld Flanges, Threaded Flanges, Lap Joint Flanges, and Ring Type Joint (RTJ) Flanges.
What are the advantages of UNS N08810 Flanges?
UNS N08810 Flanges offer excellent high-temperature strength, superior oxidation resistance, outstanding corrosion resistance, resistance to thermal fatigue, excellent weldability, and long service life in demanding industrial environments.
What industries use UNS N08810 Flanges in Saudi Arabia?
Oil and gas processing, petrochemical plants, refineries, power generation facilities, desalination plants, fertilizer plants, and chemical processing industries across Saudi Arabia widely use these flanges.
What is the temperature range of UNS N08810 Flanges?
Furnaces, heat exchangers, and thermal processing equipment use UNS N08810 flanges for elevated-temperature service. These flanges perform effectively in environments exceeding 600°C.
Are UNS N08810 Flanges resistant to corrosion?
Yes, the high nickel and chromium content of UNS N08810 provides excellent resistance to oxidation, carburization, sulfidation, and various corrosive industrial environments.
What sizes are available for UNS N08810 Flanges?
UNS N08810 Flanges are typically available in sizes ranging from ½” NB to 48″ NB and in pressure classes from Class 150 to Class 2500.
Do you supply UNS N08810 Flanges throughout Saudi Arabia?
Yes, Mcneil Saudi Arabia supplies UNS N08810 Flanges to major industrial cities including Riyadh, Jeddah, Dammam, Jubail, Yanbu, Al Khobar, Rabigh, and Ras Tanura.
Can UNS N08810 Flanges be customized?
Yes, custom dimensions, pressure ratings, flange facing types, and project-specific requirements can be manufactured according to customer specifications.
Why choose Mcneil Saudi Arabia for UNS N08810 Flanges?
Mcneil Saudi Arabia offers high-quality ASTM B564 UNS N08810 Flanges, competitive pricing, fast delivery across Saudi Arabia, third-party inspection support, complete material traceability, and reliable technical assistance for industrial projects.
Conclusion
When industrial operations demand superior performance under extreme temperatures and challenging environments, UNS N08810 Flanges are among the most reliable solutions available. Their excellent oxidation resistance, high-temperature strength, corrosion resistance, and long service life make them ideal for Saudi Arabia’s oil and gas, petrochemical, power generation, desalination, and chemical processing industries.
As a trusted UNS N08810 Flanges Supplier in Saudi Arabia, Mcneil Saudi Arabia provides high-quality ASTM B564 Alloy 800H Flanges in various sizes, pressure classes, and configurations to meet diverse industrial requirements. With reliable supply capabilities, technical expertise, and fast delivery throughout Saudi Arabia, we are ready to support your next industrial project with premium nickel alloy flange solutions.
Mcneil Saudi Arabia
Email: info@mcneilsa.com
Website: www.mcneilsaudiarabia.com

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