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Al Vishwas Nickel Alloys, headquartered in Dubai, UAE, is a well-regarded manufacturer and supplier of premium Duplex Steel S31803 Coils, built to perform in demanding industrial environments. Leveraging advanced production capabilities and a keen emphasis on precision, the company produces coils that offer outstanding corrosion resistance, mechanical strength, and lasting durability. Al Vishwas Nickel Alloys adheres to rigorous international quality standards and supplies Duplex Steel S31803 Coils in a wide range of sizes and thicknesses to meet varying project requirements. They cater to numerous industries, such as oil and gas, petrochemicals, marine engineering, construction, and power generation, building a reputation for reliable, high-performance alloy solutions.
Standard ASTM A240 / ASME SA240
Range 5mm To 150mm
Width 1000mm / 1219mm /1250mm / 1500mm / 2000mm
Length 2000 mm / 2440 mm / 2500 mm / 3000 mm / 6000 mm.
Surface Finishing Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated)
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 |
| Grade | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| S31803 | 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 116000 , MPa – 800 | Psi – 80000 , MPa – 550 | 15 % |
At Al Vishwas Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel S31803 Coils in Dubai, UAE, delivering advanced solutions for every one of your piping requirements. Our modern manufacturing 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 outstanding products and services, guaranteeing dependability and excellence for our worldwide customers.
Reach out to us for a fast quote tailored to your requirement.
Duplex Steel S31803 Coils are extensively used across industries that demand outstanding strength, corrosion resistance, and durable performance. Within the oil and gas sector, they are applied in heat exchangers, pressure vessels, pipelines, and storage tanks exposed to harsh conditions. Chemical and petrochemical plants rely on them for processing units, reactors, and equipment dealing with corrosive materials. The marine and shipbuilding industries likewise gain from their resistance to seawater corrosion, making them well-suited for numerous applications in these challenging environments.
