
Super Duplex Stainless Steel is a highly durable and corrosion-resistant alloy that offers excellent strength, ductility, and toughness. It is a combination of austenitic and ferritic stainless steels, making it ideal for applications that require high strength and resistance to corrosion in harsh environments. The outstanding mechanical and corrosion-resistant properties of Super Duplex Stainless Steel make it an ideal choice for applications that require superior performance under extreme conditions. It exhibits excellent resistance to corrosion, pitting, and crevice corrosion in acidic and chloride environments.
Super Duplex Stainless Steel also offers high resistance to stress corrosion cracking, erosion, and fatigue. At Om Steel, we offer a wide range of Super Duplex Stainless Steel grades, including SAF 2507, SAF 32750, and SAF 32760. Our materials meet international standards and are available in various forms such as sheets, plates, bars, and pipes. We can also provide customized solutions based on your specific requirements.
Properties of
Super Duplex Stainless steel
Corrosion resistance
Super duplex stainless steel has excellent resistance to corrosion in a variety of environments, including seawater, acidic and alkaline solutions, and chloride-containing media.
Strength
Super duplex stainless steel has high strength and toughness, making it suitable for use in applications that require strength and durability.
Heat resistance
Super duplex stainless steel can withstand high temperatures and has good heat resistance properties.
Weldability
Super duplex stainless steel is weldable and can be easily fabricated into various shapes and sizes.
Fatigue resistance
Super duplex stainless steel has good fatigue resistance, making it suitable for use in structures subjected to cyclic loading.
Super Duplex Stainless Steel
Grades & Features
Grade | Features |
---|---|
Grade 2507 | High corrosion resistance, High strength and toughness |
Grade Zeron 100 | Excellent corrosion resistance, High strength and toughness |
Grade Ferralium 255 | High corrosion resistance, Good weldability and formability |
Grade Ferrinox 255 | High corrosion resistance, Good mechanical properties |
Grade UR52N+ | High corrosion resistance, High strength and toughness |
Super Duplex Stainless Steel
Physical Properties
Property | Values |
---|---|
Density (kg/m³) | 7800–8000 |
Modulus of Elasticity (GPa) | 190–210 |
Thermal Expansion Coefficient (10⁻⁶/K) | 11.5–13.5 |
Specific Heat Capacity (J/kg·K) | 450–500 |
Thermal Conductivity (W/m·K) | 14–19 |
Super Duplex Stainless Steel
Mechanical Properties
Property | Values |
---|---|
Yield Strength | 450–620 MPa (at room temperature) |
Tensile Strength | 620–880 MPa (at room temperature) |
Elongation | 25–30% (in 50mm) |
Hardness | 220–290 HB (Brinell) |
Application Industry
Serving Diverse Sectors with Precision & Performance
Om Steel supplies premium steel and alloy products to a wide range of industries, ensuring strength, durability, and performance in every application. From construction, oil & gas, and automotive to power plants, shipbuilding, and chemical processing — our materials meet the demands of critical operations. Trusted by industry leaders, we deliver solutions that stand up to the toughest challenges.
Defence & Aerospace
Oil/Gas
Speciality Valves & Vacuum
Precision Components
Defence & Aerospace
Oil/Gas
Speciality Valves & Vacuum
Precision Components
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