
Saudi Arabia’s industrial sector is rapidly expanding with major investments in oil & gas, petrochemical, desalination, offshore, and energy projects. These industries require piping components that can withstand high pressure, extreme temperatures, and corrosive environments. Such demanding applications widely use SS Super Duplex 2507 flanges because of their exceptional strength and corrosion resistance.
Mcneil Steel & Alloys FZE is a trusted supplier and exporter of SS Super Duplex 2507 Flanges in Saudi Arabia, offering premium quality ASTM A182 F53 and UNS S32750 flanges for industrial projects across Riyadh, Jeddah, Dammam, Jubail, Yanbu, and Al Khobar. Our flanges are manufactured according to international standards to ensure superior durability and long service life.
What Are SS Super Duplex 2507 Flanges?
SS Super Duplex 2507 Flanges are high-performance stainless steel pipe flanges manufactured using Super Duplex stainless steel grade UNS S32750. This material combines the benefits of ferritic and austenitic stainless steel, providing outstanding mechanical strength and excellent corrosion resistance.
Highly corrosive and high-pressure environments use Super Duplex 2507 flanges, where standard stainless steel materials may fail. Offshore drilling, petrochemical plants, seawater systems, and desalination facilities throughout Saudi Arabia widely use these flanges.
Equivalent Grades and Standards
SS Super Duplex 2507 flanges are manufactured according to globally recognized standards, including:
- ASTM A182 F53
- UNS S32750
- ASME SA182 F53
- EN 1.4410
These international standards ensure reliable performance, excellent dimensional accuracy, and compatibility with industrial piping systems.
Why Super Duplex 2507 Is Preferred in Saudi Arabia
Saudi Arabia’s industrial environment includes high temperatures, saline conditions, and aggressive chemicals. Super Duplex 2507 flanges are ideal for these conditions because they offer:
- Excellent resistance to chloride corrosion
- High resistance to pitting and crevice corrosion
- Superior mechanical strength
- Long operational life
- Reduced maintenance requirements
These advantages make SS Super Duplex 2507 Flanges highly suitable for Saudi Arabia’s oil and gas sector.
Types of SS Super Duplex 2507 Flanges
Different industries require different flange designs depending on pressure ratings, piping configuration, and installation requirements.
Super Duplex 2507 Weld Neck Flanges
Weld neck flanges are designed for high-pressure applications. They feature a tapered hub that provides excellent stress distribution and strong welding support. These flanges are commonly used in refineries and offshore plants in Saudi Arabia.
Super Duplex 2507 Slip On Flanges
Slip on flanges are easy to install and cost-effective. They are suitable for low-pressure piping systems and are commonly used in water treatment and industrial process applications.
Super Duplex 2507 Blind Flanges
Blind flanges are used to seal the end of a piping system. They are ideal for maintenance operations, pressure testing, and temporary pipeline closures.
Super Duplex 2507 Socket Weld Flanges
Socket weld flanges are used for smaller pipe sizes and high-pressure systems. These flanges provide leak-proof performance and excellent durability.
Super Duplex 2507 Threaded Flanges
Threaded flanges are suitable for applications where welding is not possible. These flanges are widely used in maintenance systems and hazardous environments.
Super Duplex 2507 Lap Joint Flanges
Lap joint flanges are ideal for systems requiring frequent dismantling and maintenance. They provide flexibility and easy alignment during installation.
SS Super Duplex 2507 Flanges Specifications
The quality and performance of Super Duplex flanges depend heavily on manufacturing standards and specifications.
Product Specifications
| Specification | Details |
|---|---|
| Material Grade | Super Duplex 2507 |
| UNS Number | UNS S32750 |
| ASTM Standard | ASTM A182 F53 |
| Size Range | ½” NB to 48” NB |
| Pressure Classes | 150# to 2500# |
| Face Types | RF, FF, RTJ |
| Standards | ANSI, ASME, DIN, EN |
| Manufacturing Method | Forged |
Available Pressure Ratings
SS Super Duplex 2507 Flanges are available in different pressure classes, including:
- Class 150
- Class 300
- Class 600
- Class 900
- Class 1500
- Class 2500
These pressure classes allow the flanges to perform effectively in high-pressure piping systems.
Chemical Composition of UNS S32750 Flanges
The superior properties of Super Duplex 2507 are achieved through a balanced chemical composition.
| Element | Composition (%) |
|---|---|
| Chromium | 24.0 – 26.0 |
| Nickel | 6.0 – 8.0 |
| Molybdenum | 3.0 – 5.0 |
| Nitrogen | 0.24 – 0.32 |
| Carbon | 0.03 Max |
| Manganese | 1.20 Max |
Importance of Alloying Elements
- Chromium improves corrosion resistance.
- Molybdenum enhances pitting resistance.
- Nitrogen increases strength and weldability.
- Nickel improves toughness and ductility.
This composition makes ASTM A182 F53 flanges highly reliable for corrosive industrial applications in Saudi Arabia.
Mechanical Properties of ASTM A182 F53 Flanges
SS Super Duplex 2507 Flanges are known for their exceptional mechanical strength.
| Property | Value |
|---|---|
| Tensile Strength | 800 MPa Min |
| Yield Strength | 550 MPa Min |
| Elongation | 15% Min |
| Hardness | 310 HB Max |
Benefits of High Mechanical Strength
The high strength of Super Duplex 2507 flanges provides several advantages:
- Suitable for high-pressure systems
- Better structural stability
- Reduced flange thickness
- Improved safety and durability
These benefits are particularly valuable in offshore and petrochemical industries in Saudi Arabia.
Features and Benefits of SS Super Duplex 2507 Flanges
Excellent Corrosion Resistance
One of the main advantages of Super Duplex 2507 flanges is their superior resistance to corrosion. These flanges perform exceptionally well in chloride-rich environments and seawater applications.
High Strength-to-Weight Ratio
The high mechanical strength allows thinner wall thickness while maintaining structural integrity. This reduces overall piping system weight and installation costs.
Superior Durability
SS Super Duplex 2507 Flanges offer extended service life even under harsh operating conditions, reducing maintenance and replacement expenses.
Heat and Pressure Resistance
These flanges maintain excellent performance under elevated temperatures and high-pressure conditions, making them ideal for Saudi Arabia’s industrial facilities.
Applications of SS Super Duplex 2507 Flanges in Saudi Arabia
Saudi Arabia is home to some of the world’s largest industrial and energy projects. Super Duplex 2507 flanges are widely used in these sectors.
Oil and Gas Industry
The oil and gas industry requires piping components capable of handling corrosive fluids and high pressures. Super Duplex 2507 flanges are commonly used in:
- Offshore drilling platforms
- Refinery pipelines
- Gas processing units
- Subsea systems
Petrochemical Industry
Petrochemical plants use aggressive chemicals and high-temperature systems. ASTM A182 F53 flanges provide reliable performance in such environments.
Desalination Plants
Saudi Arabia relies heavily on desalination facilities for water production. Super Duplex flanges are ideal for seawater piping systems due to their outstanding corrosion resistance.
Marine and Offshore Industry
Marine applications expose piping systems to saltwater and humidity. Super Duplex 2507 flanges offer long-term reliability in offshore platforms and marine structures.
Power Generation Plants
These flanges are also used in power plants for steam lines, cooling systems, and high-pressure applications.
Why Saudi Arabia Industries Prefer Super Duplex 2507 Flanges
Resistance to Harsh Climate Conditions
Saudi Arabia’s industrial facilities operate in extreme heat and saline environments. Super Duplex 2507 flanges provide exceptional reliability under these conditions.
Long Service Life
The superior corrosion resistance and high strength reduce downtime and maintenance costs, making them a cost-effective solution for industrial projects.
Compliance with International Standards
ASTM A182 F53 flanges comply with international quality standards required by major Saudi Arabia industrial projects.
SS Super Duplex 2507 Flanges Supplier in Saudi Arabia
Mcneil Steel & Alloys FZE is a reliable supplier and exporter of SS Super Duplex 2507 Flanges in Saudi Arabia. We provide high-quality flanges for industrial sectors including oil & gas, petrochemical, offshore, marine, and power generation.
Supply Locations in Saudi Arabia
We supply Super Duplex 2507 Flanges across major Saudi Arabian cities, including:
- Riyadh
- Jeddah
- Dammam
- Jubail
- Yanbu
- Al Khobar
Quality Assurance
All our SS Super Duplex 2507 Flanges undergo strict quality testing to ensure international compliance and superior performance.
Our quality tests include:
- Positive Material Identification (PMI)
- Hydrostatic Testing
- Ultrasonic Testing
- Dimensional Inspection
- Third-Party Inspection
Packaging, Testing, and Documentation
Packaging Methods
We use export-grade packaging to protect flanges during international transportation.
Packaging options include:
- Wooden boxes
- Pallets
- Bubble wrapping
- Waterproof packaging
Inspection and Testing
Every flange is thoroughly inspected to ensure high quality and durability.
Testing includes:
- Ultrasonic testing
- Radiography testing
- Hardness testing
- Corrosion testing
Export Documentation
We provide complete export documentation including:
- Commercial invoice
- Packing list
- Mill test certificates
- Certificate of origin
Advantages of Choosing Mcneil Steel & Alloys FZE
Competitive Pricing
We offer high-quality SS Super Duplex 2507 Flanges at competitive prices for Saudi Arabia projects.
Bulk Stock Availability
We maintain ready stock for urgent project requirements and fast delivery schedules.
Timely Delivery
Our experienced logistics team ensures timely export shipments across Saudi Arabia.
International Quality Standards
All products comply with ASTM, ASME, ANSI, and EN standards.
Experienced Export Team
Our export professionals provide complete technical and documentation support for industrial clients.
Difference Between Duplex and Super Duplex Flanges
| Feature | Duplex Flanges | Super Duplex Flanges |
|---|---|---|
| Strength | High | Very High |
| Corrosion Resistance | Excellent | Superior |
| Chloride Resistance | Good | Outstanding |
| Cost | Moderate | Higher |
| Industrial Use | General Applications | Severe Environments |
Super Duplex 2507 Flanges are preferred for highly aggressive environments and critical industrial systems.
Tips for Selecting the Right Super Duplex 2507 Flanges
Consider Pressure Ratings
Choose the correct flange pressure class based on the system operating pressure.
Evaluate Corrosion Conditions
Analyze environmental conditions such as chloride exposure, seawater contact, and chemical concentration.
Choose the Correct Flange Type
Different applications require different flange types. Weld neck flanges are ideal for high-pressure systems, while slip-on flanges are suitable for low-pressure applications.
Verify International Standards
Always select ASTM and ASME certified flanges to ensure reliable industrial performance.
FAQs – SS Super Duplex 2507 Flanges Supplier Saudi Arabia
What are SS Super Duplex 2507 Flanges?
Manufacturers produce SS Super Duplex 2507 flanges as high-strength stainless steel pipe flanges from UNS S32750 material. These flanges provide excellent corrosion resistance for demanding industrial applications.
What is the difference between Duplex and Super Duplex 2507?
Super Duplex 2507 has higher chromium, molybdenum, and nitrogen content than standard duplex steel, giving it superior strength and better resistance to chloride corrosion and pitting.
What is ASTM A182 F53 material?
ASTM A182 F53 is the specification for forged Super Duplex stainless steel flanges. It is widely used in high-pressure and corrosive environments such as oil & gas and offshore industries.
Where are Super Duplex 2507 Flanges used in Saudi Arabia?
These flanges are commonly used in:
- Oil and gas refineries
- Petrochemical plants
- Desalination plants
- Offshore platforms
- Power generation plants
Are UNS S32750 Flanges suitable for seawater applications?
Yes, UNS S32750 flanges have excellent resistance to seawater corrosion, making them ideal for marine and desalination projects in Saudi Arabia.
What pressure ratings are available for 2507 flanges?
SS Super Duplex 2507 Flanges are available in multiple pressure classes:
- Class 150
- Class 300
- Class 600
- Class 900
- Class 1500
- Class 2500
Do you supply Super Duplex 2507 Flanges across Saudi Arabia?
Yes, we supply to major industrial cities in Saudi Arabia including Riyadh, Jeddah, Dammam, Jubail, Yanbu, and Al Khobar.
What tests are performed on Super Duplex Flanges?
Quality testing includes:
- PMI (Positive Material Identification)
- Hydrostatic testing
- Ultrasonic testing
- Dimensional inspection
- Third-party inspection (if required)
What are the benefits of using Super Duplex 2507 Flanges?
Key benefits include:
- High corrosion resistance
- Long service life
- Excellent strength-to-weight ratio
- Low maintenance cost
- High performance in harsh environments
How can I get a quotation for Super Duplex 2507 Flanges?
You can contact Mcneil Steel & Alloys FZE with your required size, quantity, pressure class, and delivery location in Saudi Arabia to receive a fast quotation.
Conclusion
SS Super Duplex 2507 Flanges are one of the most reliable piping components for demanding industrial applications in Saudi Arabia. Their exceptional corrosion resistance, high mechanical strength, and long service life make them ideal for oil & gas, petrochemical, offshore, marine, and desalination industries.
Mcneil Steel & Alloys FZE is a trusted supplier and exporter of ASTM A182 F53 and UNS S32750 Flanges in Saudi Arabia, offering premium quality products, competitive pricing, and timely delivery. With strict quality control, international standards compliance, and extensive export experience, we deliver reliable flange solutions for industrial projects across Saudi Arabia.
Contact Mcneil Steel & Alloys FZE today to request a quotation for SS Super Duplex 2507 Flanges in Saudi Arabia.

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