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Super Duplex 2507 (S32750) | Product Overview
Introduction To Super Duplex Stainless Steel 2507
Super Duplex Stainless Steel 2507 (S32750) is a premium duplex stainless steel grade with exceptional corrosion resistance and high mechanical strength. Featuring high levels of chromium (25%), molybdenum (4%), and nitrogen, this alloy offers unmatched resistance to pitting, crevice corrosion, and stress corrosion cracking, particularly in chloride-rich and aggressive environments.
MOKSH TUBES & FITTINGS LLP is a trusted supplier, exporter, importer, and stockist of Super Duplex 2507 products including pipes, tubes, fittings, flanges, sheets, plates, and custom components. This alloy is widely used in offshore oil & gas, chemical processing, marine engineering, and desalination plants.
Chemical Composition
| Element | Content (%) |
|---|---|
| Carbon (C) | ≤ 0.03 |
| Manganese (Mn) | ≤ 0.50 |
| Silicon (Si) | ≤ 0.80 |
| Chromium (Cr) | 24.0 – 26.0 |
| Nickel (Ni) | 6.0 – 8.0 |
| Molybdenum (Mo) | 3.0 – 5.0 |
| Copper (Cu) | 0.50 max |
| Nitrogen (N) | 0.24 – 0.32 |
| Iron (Fe) | Balance |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | 850 – 1,050 MPa |
| Yield Strength (0.2% Offset) | 550 – 750 MPa |
| Elongation | 20 – 25% |
| Hardness | ≤ 320 HB |
| Density | 7.8 g/cm³ |
Products in Duplex Stainless Steel S31803
Duplex Stainless Steel S31803 is available in a variety of mill forms:
We supply Duplex Stainless Steel S31803 materials in accordance with the most stringent industry standards:
Uses and Advantages
Highest corrosion resistance among duplex stainless steels
Exceptional resistance to pitting and crevice corrosion, even in seawater and acidic environments
Excellent resistance to chloride stress corrosion cracking
High mechanical strength (twice that of austenitic stainless steels)
Long service life in the most aggressive environments
Good weldability and formability
Applications of Super Duplex Stainless Steel 2507 (S32750)
Offshore Oil & Gas Platforms
Subsea equipment and offshore installations.
Desalination Plants
Components and seawater cooling systems.
Chemical Processing
Reactors, heat exchangers, and piping systems.
Marine Engineering
Structural components in corrosive environments.
Pressure Vessels & Flanges
Equipment in corrosive conditions and chloride-rich fluids.
WHY CHOOSE US?
FAQ's
Why is Super Duplex 2507 (S32750) considered superior?
Due to its high chromium, molybdenum, and nitrogen content, it offers the highest corrosion resistance among duplex stainless steels, especially in chloride environments.
Is S32750 weldable?
Yes, but controlled heat input and post-weld heat treatment are essential to maintain corrosion resistance and mechanical properties.
Where is S32750 most commonly used?
In offshore oil & gas, marine engineering, chemical processing, and desalination plants where maximum corrosion resistance is required.
Can S32750 be used in seawater applications?
Yes — it is exceptionally resistant to seawater corrosion and chloride stress corrosion cracking, making it ideal for marine environments.
Contact Us
For inquiries, pricing, or customized Super Duplex Stainless Steel 2507 solutions, Moksh Tubes & Fittings LLP is your reliable partner in Super Duplex Stainless Steel 2507.
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