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Located in the industrial heart of Hamilton, New Zealand, Will Sheetsandplates is a trusted name for high-performance metals. We take pride in supplying top-tier materials to a wide range of local industries, with a special focus on specialized alloys like the Duplex Steel S31803 Circle. Our commitment is to provide robust, reliable solutions that are sourced and supplied with the expertise our clients expect, helping to build and maintain the critical infrastructure and innovative projects that drive our region forward.
Duplex Steel S31803 strikes an excellent balance between strength and corrosion resistance, a property that comes from its unique composition. It combines high levels of chromium and nickel with additions of molybdenum and nitrogen. This mix gives the material impressive mechanical properties, including very high tensile and yield strength, alongside exceptional toughness. This inherent durability makes it significantly stronger than standard stainless steels, allowing for lighter and more efficient designs in demanding environments without compromising on performance.
| Standard | ASTM A240, ASME SA240 |
| Dimensions | ASTM, ASME and API |
| Standard | JIS, AISI, ASTM, GB, DIN, EN, etc. |
| Thickness | 1 Mm To 100 mm. |
| Diameter | Upto 2000 Mm. |
| Circle Diameter | 3″ DIA up to 38″ DIA 1500 lbs max. |
| Circles Form | Cold Rolled, Small Flat, Industrial, Proof Machined, Perforated, Forged Steel, Cnc Finish, Polished Unique, Hot Rolled Circle.. |
| STANDARD | WERKSTOFF NR. | UNS |
| Duplex 1803 | 1.4462 | S31803 |
| 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 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Will Sheets and Plates based in Hamilton, New Zealand, is a leading supplier and stockist of high-quality metal products, including Sheets, Plates, Coils, Foils, Angles, Channels, Circles, and Slitting Coils, all offered with exceptional service and tailored to meet our customers specific requirements. With a focus on delivering superior products, we cater to a wide range of industries, providing reliable solutions for diverse applications. Our extensive inventory includes Known for our unique finishing techniques and commitment to quality. We are dedicated to ensuring customer satisfaction through dependable service and top-notch products.
Duplex Steel S31803 Circles offer several advantages, making them ideal for industrial applications. Their dual-phase microstructure provides exceptional strength and toughness, outperforming many conventional stainless steels. These circles have excellent corrosion resistance, especially against pitting, crevice corrosion, and stress corrosion cracking, even in harsh environments. They exhibit superior thermal conductivity and low thermal expansion, ensuring stability under temperature fluctuations. With high weldability and machinability, they are suitable for complex fabrication. Additionally, Duplex S31803 Circles offer a cost-effective solution due to reduced material thickness without compromising durability and performance.
Yes, we offer custom sizes for Duplex Steel S31803 Circle to meet specific project needs. Our team at Will Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@aaronsheetsplates.com.
The exceptional strength and corrosion resistance of Duplex Steel S31803 Circles make them a go-to choice for some of the most challenging industrial settings. You’ll commonly find these components in the offshore and marine sectors, handling aggressive saltwater environments. They are also vital in chemical and petrochemical processing plants, power generation facilities, and for components in desalination units. Essentially, anywhere that demands a material that can resist pitting, cracking, and corrosion under high stress is a perfect application for this versatile alloy.
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