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Khush Sheets and Plates stands out as a top-notch manufacturer and supplier of high-quality Super Duplex Steel Sheets and Plates, proudly based in Kolkata, India. With a solid foundation rooted in precision engineering and a commitment to customer trust, this company delivers outstanding products tailored to meet a wide range of industrial needs. Renowned for their remarkable strength, durability, and resistance to corrosion, these steel sheets and plates adhere to international standards and specifications. Khush Sheets and Plates is dedicated to providing timely deliveries, competitive pricing, and exceptional service, making them a go-to choice for clients not just in India, but around the globe, across various heavy-duty sectors.
Super Duplex Steel Sheets and Plates typically boast a composition of 24–26% chromium, 6–8% nickel, 3–5% molybdenum, and a touch of nitrogen, all of which enhance their resistance to corrosion and oxidation. They showcase impressive mechanical strength, with a tensile strength ranging from 750 to 850 MPa, yield strength hovering around 550 MPa, and an elongation of 25 to 30%. These materials also maintain remarkable impact resistance, even in low-temperature conditions. Their unique dual-phase microstructure (austenitic-ferritic) guarantees top-notch performance in highly corrosive environments, making them perfect for demanding applications in marine, petrochemical, and power generation industries.
| Specifications | ASTM A240 / ASME SA240, BS EN 10088-2, en 10028-7, IS 6911 |
| Dimensions | MSRR, AMS, BS, JIS, AISI, ASTM, GB, DIN, EN, etc |
| Size Range | Cold Rolled : 0.5-6.4 mm Hot Rolled : 3.0–10.0 mm |
| Width | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc |
| Length | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc |
| Thickness | 0.3 mm to 120 mm |
| International Standard of Sheets | ASTM A480 ASTM A959 ASME IID EN ISO 9445 EN ISO 18286 EN 10051 EN 10088-1 ISO 15510 |
| Tolerances (width / thickness | EN 10258/ DIN 59381 EN 10151 EN 10088 |
| Finish | 2B, 2D, BA NO (8), Cold rolled sheet (CR), Hot rolled plate (HR), SATIN (Met with Plastic Coated), No.1 finish hot rolled, 1D, 2B, No.4, BA, 8K, satin, mirror etc. |
| Hardness | Half Hard, Soft, Hard, Quarter Hard, Spring Hard |
| Form | Sheet, Plain Sheet, Flat Shim, Flat Sheet, Shim Sheet, Rolling Sheet, soft annealed, descaled, sheared, annealed |
| Value Added Service | Cladding, Heat Treatment, Annealed, Pickling, Polish, Rolling, Cutting, Bending, Forging, Minor Fabrication Etc. |
| Profiling | Plasma Plate Cutting Laser Plate Cutting Oxy-propane Flame Cutting |
| Element | C | Mn | Si | P | S | Cr | Ni | Mo | N | Fe |
| Super Duplex Steel Pipe Fittings | 0.030 max. | 2.00 max. | 1.00 max. | 0.030 max. | 0.020 max. | 21.0 – 23.0 | 4.50 – 6.50 | 2.50 – 3.50 | 0.08 – 0.20 | 63.54 min |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Super Duplex Steel Pipe Fittings | 7.805 | 0.285 | 1420 – 1465 | 2588 – 2669 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Super Duplex Steel Sheets and Plates offer several key advantages, making them ideal for harsh environments. Their excellent corrosion resistance, including resistance to pitting, crevice, and stress corrosion cracking, ensures long-lasting performance in marine, offshore, and chemical processing industries. With a high strength-to-weight ratio, Super Duplex Steel is both strong and durable, providing reliable performance under high-pressure conditions. It also boasts superior weldability, making it easy to fabricate into complex structures. The material’s ability to perform well in extreme temperatures and aggressive chemicals makes it a top choice for critical applications.
Yes, we offer custom sizes for Super Duplex Steel Sheet and Plates to meet specific project needs. Our team at Khush Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@aaronsheetsplates.com.
| STANDARD | UNS | WERKSTOFF NR. |
| Super Duplex 2507 | S32750 | 1.4410 |
| Sheet & Plate Surface finish | Gauge (in) | Width (max in) |
|---|---|---|
| 2B – Cold rolled, heat treated, pickled, skin passed Plate | 10–24 | 72* |
| 2D – Cold rolled, heat treated, pickled plate | 12–24 | 60 |
| BA Mexinox only | 18–28 | 48 |
| Polished Sheet (not brushed) | 11–24 | 60 |
| Temper rolled Sheet Mexinox only | 13–29 | 48 |
| Plate Thickness (mm) | Weight (kg/m) | kg/meter (width 1200mm) | kg/meter (width 1500mm) | kg/meter (width 1800mm) | kg/meter (width 2400mm) |
| 3 | 23.55 | 28.3 | 35.3 | 42.4 | 56.5 |
| 4 | 31.4 | 37.7 | 47.1 | 56.5 | 75.4 |
| 5 | 39.25 | 47.1 | 58.9 | 70.7 | 94.2 |
| 6 | 47.1 | 56.5 | 70.7 | 84.8 | 113 |
| 8 | 62.8 | 75.4 | 94.2 | 113 | 150.7 |
| 10 | 78.5 | 94 | 118 | 141 | 188 |
| 12 | 94.2 | 113 | 141 | 170 | 226 |
| 16 | 125.6 | 151 | 188 | 226 | 301 |
| 20 | 157 | 188 | 236 | 283 | 377 |
| 22 | 172.7 | 207 | 259 | 311 | 415 |
| 25 | 196.25 | 236 | 294 | 353 | 471 |
| 28 | 219.8 | 264 | 330 | 396 | 528 |
| 32 | 251.2 | 301 | 377 | 452 | 603 |
| 36 | 282.6 | 339 | 424 | 509 | 678 |
| 40 | 314 | 377 | 471 | 565 | 754 |
| 45 | 353.25 | 424 | 530 | 636 | 848 |
| 50 | 392.5 | 471 | 589 | 707 | 942 |
| 55 | 431.75 | 518 | 648 | 777 | 1036 |
| 60 | 471 | 565 | 707 | 848 | 1130 |
| 65 | 510 | 612 | 765 | 918 | 1224 |
| 70 | 549.5 | 659 | 824 | 989 | 1319 |
| 75 | 588.75 | 707 | 883 | 1060 | 1413 |
| 80 | 628 | 754 | 942 | 1130 | 1507 |
| 90 | 706.5 | 848 | 1060 | 1272 | 1696 |
| 100 | 785 | 942 | 1178 | 1413 | 1884 |
Super Duplex Steel Sheets and Plates are extensively utilized in sectors that require high corrosion resistance, exceptional strength, and durability. They’re commonly found in offshore oil and gas platforms, subsea piping, and structural components, thanks to their stellar performance in saline and high-pressure settings. In the chemical and petrochemical industries, they shine in applications like tanks, vessels, and heat exchangers that come into contact with aggressive chemicals. Moreover, they are also employed in marine applications, pulp and paper processing, desalination plants, and power plants. Their robust characteristics ensure a long-lasting service life and reliability in critical infrastructure and industrial systems.
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