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Santner Nickel Alloys, located in Hamilton, New Zealand, is a reputable manufacturer and supplier of top-notch Duplex Steel S31803 Sheets and Plates, designed to excel in tough industrial settings. The company merges cutting-edge manufacturing methods with rigorous quality checks to create sheets and plates that boast outstanding corrosion resistance, mechanical strength, and durability. Santner Nickel Alloys offers Duplex Steel S31803 Sheets and Plates in a variety of sizes and thicknesses to cater to different project needs. They serve sectors like oil and gas, petrochemicals, marine engineering, power generation, and chemical processing, earning a reputation for dependable, 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 Santner Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex S31803 Sheets and Plates in Hamilton, New Zealand, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the New Zealand, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
Duplex Steel S31803 Sheets and Plates find extensive use in industries that require a mix of strength, corrosion resistance, and longevity. In the oil and gas sector, they are utilized for pressure vessels, heat exchangers, and pipelines that face tough conditions. Chemical and petrochemical facilities rely on them for reactors, storage tanks, and process units that handle aggressive substances. The marine and shipbuilding industries also reap the benefits of their resistance to corrosion, making them a go-to choice for applications where durability and reliability are paramount.
