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In the heart of Manila’s industrial landscape, Diaz Sheetsandplates stands as your trusted partner for high-performance materials. We take pride in supplying and manufacturing the robust Duplex Steel S31803 Channel, a product engineered for those challenging environments where ordinary steel simply won’t suffice. Our commitment is to provide local industries with reliable, high-quality structural components that combine exceptional strength with outstanding corrosion resistance, ensuring your projects are built on a foundation of durability and long-term value.
The strength of Duplex Steel S31803 lies in its sophisticated composition, a balanced blend of chromium, nickel, molybdenum, and nitrogen. This unique formula gives the channel its signature dual-phase microstructure, which translates directly into superior mechanical properties. You can expect a material that offers nearly double the yield strength of standard austenitic stainless steels, along with excellent toughness and good weldability, making it a structurally sound and versatile choice for demanding applications.
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.
Diaz Sheets and Plates based in Manila, Philippines, 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 Channel offers numerous advantages, making it a preferred choice across various industries. Its high chromium and molybdenum content ensures superior corrosion resistance, especially against pitting and crevice corrosion. The dual-phase microstructure imparts excellent mechanical strength and toughness, outperforming many standard stainless steels. It demonstrates exceptional resistance to stress corrosion cracking and fatigue, making it reliable in harsh environments. Additionally, its lightweight yet strong nature reduces material usage and overall costs. Versatile and durable, Duplex Steel S31803 is ideal for applications in marine, chemical, and construction industries.
Yes, we offer custom sizes for Duplex Steel S31803 Channel to meet specific project needs. Our team at Diaz Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@aaronsheetsplates.com.
This exceptional combination of strength and corrosion resistance makes the Duplex Steel S31803 Channel ideal for a wide range of demanding applications. You will commonly find it forming the backbone of structures in offshore oil and gas platforms, chemical processing plants, and desalination units where saltwater exposure is a constant challenge. It’s also perfectly suited for pulp and paper manufacturing, cargo tanks, and various architectural projects in highly corrosive coastal areas, providing a long-lasting and maintenance-friendly solution for critical infrastructure.
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