Super duplex stainless steel sheet/plate
Introducing our top-of-the-line Super Duplex Stainless Steel Sheets and Plates, now available in the UAE—crafted to deliver unparalleled performance across a variety of demanding applications.
Engineered with a unique blend of austenitic and ferritic stainless steels, these sheets and plates offer an exceptional combination of strength, durability, and corrosion resistance. Whether you’re in the oil and gas sector, marine industry, or chemical processing, our Super Duplex stainless steel products are designed to exceed your expectations and provide long-lasting value.
Key Features
- Superior Strength
Super Duplex stainless steel is known for its high yield strength, nearly double that of standard austenitic stainless steels, making it ideal for high-pressure environments.
- Exceptional Corrosion Resistance
These sheets and plates offer outstanding resistance to a wide range of corrosive environments, including those with high levels of chlorides, which can cause pitting and crevice corrosion.
- Enhanced Durability
The combination of high mechanical strength and excellent corrosion resistance ensures a longer service life, even in the most challenging conditions.
- Cost-Effective
The increased strength-to-weight ratio allows for thinner and lighter materials without sacrificing performance, leading to significant cost savings in both material and installation.
- Versatile Applications
With excellent weldability and formability, Super Duplex stainless steel sheets and plates are suitable for a wide range of applications, from heavy-duty construction to intricate architectural designs.
Specification
| Specification | Details |
|---|---|
| Material Composition | 25% Chromium, 7% Nickel, 3.5% Molybdenum, 0.2% Nitrogen |
| Yield Strength | 550 MPa (min) |
| Tensile Strength | 750 MPa (min) |
| Elongation | 20% (min) |
| Corrosion Resistance | Superior, particularly against chlorides and sulfides |
| Thickness Range | 3mm - 50mm |
| Width and Length | Width: 1000mm - 2500mm, Length: Up to 6000mm |
| Standards Compliance | ASTM A240, UNS S32750, UNS S32760 |
| Surface Finishes | No.1, 2B, BA, Hairline, Satin, Mirror |
| Available Coatings | Anti-fingerprint, PE/PVC coating, Anti-corrosion |
| Operating Temperature Range | -50°C to +300°C |
Mechanical Composition
| Property | Value |
|---|---|
| Yield Strength | 550 MPa |
| Tensile Strength | 750 MPa |
| Elongation | 20% |
| Hardness (Brinell) | 310 HB |
| Impact Energy (Charpy) | 120 J |
Chemical Composition
| Element | Composition (%) |
|---|---|
| Chromium | 24-26 |
| Nickel | 6-8 |
| Molybdenum | 3-5 |
| Carbon | ≤ 0.03 |
| Nitrogen | 0.20-0.28 |
| Manganese | ≤ 1.2 |
| Phosphorus | ≤ 0.035 |
| Sulfur | ≤ 0.02 |
| Silicon | ≤ 0.8 |
Applications of Duplex Stainless Steel Sheets/Plates
- Oil & Gas Industry
Used extensively in offshore platforms, pipelines, and processing facilities, where resistance to chloride stress corrosion cracking is critical.
- Chemical Processing
Ideal for handling aggressive chemicals and high-temperature environments, ensuring safety and reliability in processing plants.
- Marine Industry
Perfect for shipbuilding, desalination plants, and coastal infrastructure, offering superior resistance to seawater and marine atmospheres.
- Construction and Architecture
Widely used in structural applications, facades, and cladding where both aesthetics and performance are required.
- Pulp & Paper Industry
Effective in environments with acidic conditions and high humidity, making it suitable for manufacturing equipment.
FAQs
What is the material composition of Super Duplex Stainless Steel?
Super Duplex stainless steel typically contains 25% Chromium, 7% Nickel, 3.5% Molybdenum, and 0.2% Nitrogen. This unique composition provides its superior strength and resistance to corrosion.
Can Super Duplex Stainless Steel Sheets and Plates be customized?
Yes, we offer a range of customization options, including various thicknesses, surface finishes, and coatings to meet specific project requirements.
What industries commonly use Super Duplex Stainless Steel Sheets and Plates?
These products are widely used in the oil & gas, chemical processing, marine, construction, and pulp & paper industries, thanks to their exceptional performance in demanding conditions.
Are there coating options available for Super Duplex Stainless Steel Sheets and Plates?
Absolutely. We provide a variety of coatings such as anti-fingerprint, PE/PVC, and anti-corrosion coatings to enhance durability and protection in harsh environments.
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