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Al Vishwas Nickel Alloys, based in Dubai, UAE, is a well-regarded manufacturer and supplier of premium Duplex Steel S31803 Sheets and Plates, built to perform in demanding industrial environments. The company combines advanced manufacturing techniques with strict quality controls to produce sheets and plates that deliver exceptional corrosion resistance, mechanical strength, and durability. Al Vishwas Nickel Alloys provides Duplex Steel S31803 Sheets and Plates in an assortment of sizes and thicknesses to meet varying project requirements. They cater to industries such as oil and gas, petrochemicals, marine engineering, power generation, and chemical processing, building a name for reliable, high-performance alloy solutions.
Specifications : ASTM A240 / ASME SA240
Dimensions : ASTM, ASME, and API
Width : 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc
Thickness : 4mm-100mm
Length : 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc
Surface Finish : 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, chequered, embossed, hairline, sand blast, Brush, etching, Hot rolled plate (HR), Cold rolled sheet (CR), SATIN (Met with Plastic Coated) etc
Hardness : Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc.
Form : Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange) etc.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| S31803 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 22.0 – 23.0 | 3.0 – 3.5 | 4.50 – 6.50 | 0.14 – 0.20 | 63.72 min |
| Grades | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
| S31803 | 7.805 | 0.285 | 1420 – 1465 | 2588 – 2669 |
At Al Vishwas Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex S31803 Sheets and Plates in Dubai, UAE, delivering advanced solutions for every piping requirement you have. Our modern production facilities are strategically situated in the UAE, enabling us to keep an extensive stock of more than 16,000 tons of top-quality materials on hand and ready for immediate supply. We are committed to providing exceptional products and services, guaranteeing dependability and excellence for our clients around the world.
Reach out to us for a fast quote on your requirement.
Duplex Steel S31803 Sheets and Plates are widely used across industries that demand a combination of strength, corrosion resistance, and durability. Within the oil and gas sector, they serve in pressure vessels, heat exchangers, and pipelines exposed to harsh environments. Chemical and petrochemical plants depend on them for reactors, storage tanks, and process units dealing with corrosive materials. The marine and shipbuilding sectors likewise benefit from their corrosion resistance, making them a preferred option for applications where toughness and dependability are essential.
