High Quality Super Duplex Steel Sheets & Plates
S32750 / S32760 • Formable • Ductile • Machinable
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S32750/S32760 SUPER DUPLEX STEEL SHEETS AND PLATES EQUIVALENT GRADES
| STANDARD | UNS | WERKSTOFF NR. | EN |
|---|---|---|---|
| Super Duplex S32750 / S32760 | S32750 / S32760 | 1.4410 / 1.4501 | X2CrNiMoN25-7-4 / X2CrNiMoCuWN25-7-4 |
SPECIFICATION OF SUPER DUPLEX STEEL S32750/S32760 SHEETS AND PLATES
| Standard | ASTM A240 / ASME SA240 |
|---|---|
| Dimension Standard | JIS, AISI, ASTM, GB, DIN, EN, etc |
| Width | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc |
| Length | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc |
| Thickness | 0.3 mm to 120 mm |
| Form | Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange) etc. |
| Surface Finishing | Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, Chequered, embossed, hair line, sand blast, Brush, etching, SATIN (Met with Plastic Coated) etc. |
CHEMICAL COMPOSITION OF SUPER DUPLEX STEEL S32750/S32760 SHEETS AND PLATES
| Grade | Common Name | C% | Mn% | Si% | P% | S% | Cr% | Ni% | Mo% | Cu% | W% | N% |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2507 | S32750 | 0.030 | 1.20 | 0.80 | 0.035 | 0.020 | 24.0-26.0 | 6.0-8.0 | 3.0-5.0 | 0.50 | – | 0.24-0.32 |
| 2507 | S32760 | 0.030 | 1.00 | 0.70 | 0.030 | 0.010 | 24.0-26.0 | 6.0-8.0 | 3.0-4.0 | 0.50-1.00 | 0.50-1.00 | 0.20-0.30 |
MECHANICAL PROPERTIES OF SUPER DUPLEX STEEL S32750/S32760 SHEETS AND PLATES
| Tensile Strength | Yield Strength | Density | Elastic Modulus |
|---|---|---|---|
| 800 MPa min | 550 MPa min | 7,800 kg/m³ | 200 GPa |
The materials we supply undergo a comprehensive range of quality assurance procedures, including eddy current testing, hydrostatic testing, ultrasonic examination, and other essential NDT methods, along with detailed chemical and mechanical property evaluations. Each product is thoroughly inspected at multiple stages of manufacturing to ensure it is free from defects and suitable for demanding industrial applications. Our rigorous testing standards guarantee consistent quality and reliability. In addition, all products are manufactured in accordance with relevant industry norms and specifications, making them fully compliant and widely accepted in both domestic and international markets.
💡 Practical Difference in Use
Use Super Duplex Steel S32750 Sheets & Plates when: extremely high strength, exceptional resistance to pitting, crevice corrosion, and chloride-induced stress corrosion cracking are required in severe environments.
→ Example: fabricated offshore platforms, pressure vessels, desalination equipment, and seawater piping systems.
Use Super Duplex Steel S32760 Sheets & Plates when: the most aggressive chloride, acidic, and seawater environments demand maximum corrosion resistance with superior resistance to localized corrosion. → Example: subsea equipment, highly corrosive chemical process vessels, heat exchanger plates, and marine structural fabrications.
Applications of Super Duplex Steel S32750 & S32760 Sheets and Plates
Super Duplex S32750 and S32760 sheets and plates are widely used as fabrication materials in the most extreme corrosive and high-stress environments where conventional stainless steels and duplex grades fail.
- Offshore, Marine & Subsea: Used for fabricating decks, risers, platforms, and seawater exposure structures.
- Chemical & Petrochemical Processing: Used for fabricating reactors, heat exchanger plates, and acid service vessels.
- Pressure Vessels & Desalination: Preferred for high-pressure equipment and seawater desalination plants.
When to Choose Super Duplex S32750 vs. Super Duplex S32760?
The selection of sheets and plates depends on severity of chloride exposure, chemical aggressiveness, and localized corrosion risk.
Choose Super Duplex S32750 Sheets & Plates when:
- Extremely high mechanical strength is required
- Severe seawater or offshore exposure is present
- Excellent resistance to pitting & crevice corrosion is essential
- Used in offshore oil & gas fabrication and pressure equipment
- High PREN value with strong cost-to-performance ratio is needed
- Long-term structural durability in marine environments is critical
Choose Super Duplex S32760 Sheets & Plates when:
- Extreme chloride and acidic environments are involved
- Maximum resistance to localized corrosion is required
- Used in subsea systems and highly aggressive chemical services
- Enhanced protection against erosion-corrosion is necessary
- Higher PREN and tungsten-added alloy performance is needed
- Ultra-long service life in the harshest environments is essential
Industries That Use Super Duplex Steel S32750 & S32760 Sheets and Plates
Super Duplex S32750 and S32760 sheets and plates are critical fabrication materials in industries where extreme corrosion resistance, very high strength, and long-term reliability are mandatory.
Primary application for fabricated Super Duplex structures.
Uses
Offshore platforms, pressure vessel shells, risers, subsea skids.
Why Super Duplex Steel?
Highest resistance to chloride corrosion with extremely high mechanical strength.
Used as base material for fabricating highly corrosion-resistant equipment.
Uses
Chemical reactors, heat exchanger plates, distillation columns, and acid tanks.
Why Super Duplex Steel?
Outstanding resistance to strong acids, chlorides, and stress corrosion cracking.
Extensively used for heavy marine and ship fabrication.
Uses
Hull structures, decks, bulkheads, seawater intake and discharge systems.
Why Super Duplex Steel?
Superior resistance to seawater pitting with excellent fatigue strength.
Key material for high-pressure seawater systems.
Uses
Evaporator plates, pressure vessels, pumps, and high-pressure pipelines.
Why Super Duplex Steel?
Exceptional resistance to seawater corrosion, scaling, and erosion.
Used in fabrication of heat-intensive and high-pressure power equipment.
Uses
Heat exchangers, condensers, boiler components, pressure piping.
Why Super Duplex Steel?
High strength with excellent resistance to thermal and chemical attack.
Used in harsh chemical recovery and bleaching zones.
Uses
Digesters, bleaching towers, chemical storage tanks.
Why Super Duplex Steel?
Outstanding resistance to chlorides, acids, and stress corrosion cracking.
Used where hygiene and long-term corrosion resistance are essential.
Uses
Processing vessels, heat exchanger plates, and sanitary piping equipment.
Why Super Duplex Steel?
Superior cleanability with very high corrosion resistance.
Used for heavy-duty fabrication in abrasive and corrosive environments.
Uses
Slurry tanks, thickeners, chute liners, and processing vessels.
Why Super Duplex Steel?
Extremely high strength with superior erosion and corrosion resistance.
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