ASTM A815 UNS S32750 Elbow – High Performance Super Duplex Stainless Steel Pipe Fitting
✅ ASTM A815 UNS S32750 Elbow – High Performance Super Duplex Stainless Steel Pipe Fitting
SSM supplies premium quality ASTM A815 UNS S32750 Elbows, designed for high-performance piping systems requiring exceptional corrosion resistance, superior mechanical strength, and long-term reliability in harsh operating environments.
Manufactured from UNS S32750 Super Duplex Stainless Steel (2507) according to ASTM A815 specifications, these elbows provide outstanding resistance to chloride stress corrosion cracking, pitting, crevice corrosion, and erosion. They are widely used in offshore oil & gas, chemical processing, marine engineering, desalination, and high-pressure industrial piping systems.
With advanced hot forming technology, precise dimensional control, and strict quality inspection, ASTM A815 UNS S32750 Elbows ensure excellent structural integrity, smooth flow direction changes, and dependable performance under high pressure, high temperature, and corrosive service conditions.
✅ Key Features
Product Type:
ASTM A815 UNS S32750 Super Duplex Stainless Steel Elbow / Duplex 2507 Butt Weld Elbow
Material:
UNS S32750 / Super Duplex Stainless Steel 2507
Standard:
ASTM A815 / ASME B16.9 / MSS SP-43 / DIN / EN / ISO / Custom Standards
Design Type:
90° Elbow / 45° Elbow / Long Radius Elbow / Short Radius Elbow
Connection Type:
Butt Weld Ends
Manufacturing Process:
Hot Forming / Hydraulic Forming / Seamless Forming
Radius Type:
Long Radius (1.5D) / Short Radius (1D)
Surface Finish:
Pickled / Passivated / Sand Blasted / Polished / Customized
Size Range:
1/2" – 48" (DN15 – DN1200)
(Custom Sizes Available)
Wall Thickness:
SCH 5S / SCH 10S / SCH 40S / SCH 80S / SCH 160 / Customized
⚙️ Advantages
✅ Exceptional Corrosion Resistance
UNS S32750 Super Duplex Stainless Steel contains high levels of chromium, molybdenum, and nitrogen, providing excellent resistance against chloride corrosion, seawater corrosion, and aggressive chemical environments.
✅ High Mechanical Strength
Super duplex stainless steel offers nearly twice the strength of conventional austenitic stainless steels, allowing reliable operation in high-pressure piping systems with reduced wall thickness requirements.
✅ Excellent Resistance to Stress Corrosion Cracking
The duplex microstructure provides outstanding resistance to stress corrosion cracking, making it suitable for offshore platforms, marine systems, and chloride-containing environments.
✅ Reliable Flow Direction Control
The elbow design enables smooth changes in pipeline direction while maintaining excellent pressure performance and reducing turbulence within the piping system.
✅ Superior Weldability
Manufactured with controlled chemical composition and proper heat treatment, UNS S32750 elbows provide reliable welding performance and long service life.
✅ High Temperature Performance
Suitable for demanding applications involving elevated temperatures, pressure fluctuations, and corrosive process media.
🔧 Typical Material Properties – UNS S32750 Super Duplex Stainless Steel
| Property | Typical Value |
|---|---|
| Tensile Strength | ≥795 MPa |
| Yield Strength | ≥550 MPa |
| Elongation | ≥15% |
| Hardness | ≤310 HBW |
| Chromium (Cr) | 24–26% |
| Nickel (Ni) | 6–8% |
| Molybdenum (Mo) | 3–5% |
| Nitrogen (N) | 0.24–0.32% |
| Carbon (C) | ≤0.030% |
📋 Technical Specifications
| Item | Specification |
|---|---|
| Fitting Type | ASTM A815 UNS S32750 Elbow |
| Material | Super Duplex Stainless Steel UNS S32750 |
| Grade | Duplex 2507 |
| Design | 90° / 45° Elbow |
| Connection | Butt Weld |
| Standard | ASTM A815 / ASME B16.9 |
| Manufacturing | Hot Forming / Hydraulic Forming |
| Heat Treatment | Solution Annealing |
| Inspection | Dimensional Inspection / PMI Testing / Mechanical Testing / Surface Inspection |
| Testing | NDT Available (RT / UT / PT) |
| Certification | MTC / EN10204 3.1 Available |
✅ Applications
Offshore Oil & Gas Industry
Used in offshore platforms, subsea pipelines, flowlines, and production facilities requiring excellent seawater corrosion resistance and high strength.
Chemical Processing Plants
Suitable for corrosive chemical pipelines, reactors, heat exchangers, and process equipment handling aggressive media.
Marine Engineering Systems
Applied in seawater cooling systems, shipbuilding projects, ballast systems, and marine piping networks.
Desalination Plants
Used in reverse osmosis systems, high-pressure water pipelines, and seawater desalination equipment.
Petrochemical Facilities
Suitable for high-pressure process piping, refinery systems, and fluid transportation applications.
Pulp & Paper Industry
Applied in bleaching systems and chemical processing lines where corrosion resistance is essential.
Power Generation Systems
Used in cooling water systems, flue gas treatment equipment, and industrial piping applications.
✅ Why Choose SSM
Over 30 years of experience in stainless steel and alloy pipe fittings manufacturing
Professional production according to ASTM, ASME, DIN, EN, and ISO standards
Premium UNS S32750 Super Duplex Stainless Steel raw materials with full traceability
Complete MTC / EN10204 3.1 certification available
Advanced forming, heat treatment, machining, and surface finishing capabilities
Supply of elbows, tees, reducers, caps, and customized duplex fittings
Strict quality control including PMI inspection and dimensional verification
Customized sizes, schedules, radius types, and special requirements available
Reliable global supply capability with professional technical support
📩 Request A Quote
SSM can supply ASTM A815 UNS S32750 Super Duplex Stainless Steel Elbows in various sizes, pressure ratings, wall thicknesses, and configurations to meet demanding industrial piping requirements.
Contact SSM today for pricing, technical datasheets, material certificates, inspection reports, and worldwide shipping solutions.
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