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Based in Delhi, India, Daksh Sheets and Plates is a top producer and supplier of Duplex Steel S31803 Circles of the highest calibre. Daksh produces high-quality products that satisfy exacting industrial standards thanks to years of experience in metal processing and fabrication. Because of their remarkable strength, resistance to corrosion, and longevity, our Duplex Steel S31803 Circles are perfect for demanding settings. We serve a variety of industries, such as the marine, petrochemical, and chemical sectors. Our dedication to accuracy, prompt delivery, and client satisfaction has established us as a reliable brand in the Indian and international stainless steel product markets.
Chromium (21-23%), nickel (4.5-6.5%), molybdenum (2.5-3.5%), nitrogen (0.08-0.20%), manganese, silicon, and iron make up the majority of Duplex Steel S31803 Circle. The advantages of ferritic and austenitic stainless steels are combined in this well-balanced dual-phase alloy. Even at below-freezing temperatures, it demonstrates exceptional impact toughness, yield strength (minimum 450 MPa), and tensile strength (about 620 MPa). The alloy is appropriate for high-pressure and aggressive chemical environments due to its special composition, which guarantees exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking.
| 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.
Daksh Sheets and Plates based in Hyderabad , India, 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.
Yes, we offer custom sizes for Duplex Steel S31803 Circle to meet specific project needs. Our team at Daksh Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@dakshsheetsandplates.co.in
Many industries that require exceptional strength and corrosion resistance use Duplex Steel S31803 Circles. These include power generation, marine engineering, oil and gas exploration, and chemical processing. They are perfect for heat exchangers, pressure vessels, flanges, desalination plants, and offshore structures because of their resistance to acidic and chloride-rich environments. They are also utilised in pipelines and structural applications where long service life and excellent mechanical performance are essential. Duplex Steel S31803’s exceptional formability and weldability further broaden its range of applications in industries needing dependability in challenging circumstances with temperature swings.
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