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Smith Fittings is a reliable manufacturer and supplier of **Duplex Steel S31803 Angles** located in **Canberra, Australia**. We take pride in offering top-notch duplex stainless steel products that are celebrated for their remarkable strength, resistance to corrosion, and long-lasting durability. Our Duplex Steel S31803 Angles are crafted with precision, utilizing cutting-edge production methods and rigorous quality control to guarantee consistent dimensions, a smooth finish, and dependable performance. These angles are perfect for a variety of applications in the chemical, marine, and industrial sectors, blending mechanical strength with resistance to stress corrosion cracking. Smith Fittings caters to industries such as oil and gas, chemical processing, marine engineering, and industrial manufacturing, providing solutions that adhere to international standards for durability and reliability.
**Duplex Steel S31803 Angles** boast a well-balanced **austenitic (≈50%) and ferritic (≈50%) stainless steel microstructure**, enriched with alloying elements like **chromium (≈22%), nickel (≈5–6%), molybdenum (≈3%), nitrogen, and trace elements**. They showcase impressive **tensile strength (≈650–800 MPa)**, **yield strength (≈450–550 MPa)**, excellent **ductility**, and exceptional **resistance to pitting, crevice corrosion, and stress corrosion cracking**, making them ideal for challenging and corrosive environments.
Specifications : ASTM A182 / ASME SA182
Angle Size Range : 20 x 20 mm to 100 x 100 mm
Angles Thickness : 3 to 12 mm (depending on size)
Channel Size Range : Base: 80 to 150 mm; Side: 40 to 75 mm
Channel Thickness : 5 to 6 mm (depending on size)
Length : 3MTR, 4MTR, 5MTR, 6MTR, or Custom Cut Sizes
| 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.
Josh Sheets and Plates based in Canberra, Australia, 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 Angle offers several key advantages, making it ideal for demanding applications. Its dual-phase microstructure provides excellent strength and toughness, with tensile strength ranging from 620-800 MPa. The alloy exhibits superior resistance to pitting, crevice corrosion, and stress corrosion cracking, making it ideal for harsh environments. Its high resistance to fatigue and abrasion further enhances its longevity and reliability. Additionally, Duplex Steel S31803 offers excellent weldability, formability, and cost-effectiveness compared to other high-performance alloys, making it a preferred choice for industries like chemical processing, marine, and oil & gas.
Yes, we offer custom sizes for Duplex Steel S31803 Angle to meet specific project needs. Our team at Josh Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@aaronsheetsplates.com.
These **Duplex Steel S31803 Angles** are extensively utilized in **structural supports, offshore platforms, chemical processing facilities, and marine structures** due to their outstanding corrosion resistance and high strength-to-weight ratio. In **industrial and fabrication settings**, they find applications in **machinery components, pressure vessels, flanges, and structural frameworks** where durability, reliability, and long-term performance are essential. Furthermore, these angles are integral to **oil and gas, desalination, and renewable energy projects**, offering operational efficiency, low maintenance needs, and an extended service life. Their unique combination of **mechanical strength and corrosion resistance** makes them a top choice for demanding applications.
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