Sahil Metals, based in Riyadh, Saudi Arabia, stands out as a premier manufacturer and supplier of high-strength, corrosion-resistant steel components tailored for critical industrial applications. One of their standout products is **Duplex Steel Forgings**, celebrated for their exceptional mechanical properties and remarkable performance in highly corrosive settings. These forgings are meticulously produced to adhere to strict quality and dimensional standards, serving industries such as oil & gas, petrochemical, marine, and power generation across Saudi Arabia and the GCC.
**Duplex Steel Forgings** are generally crafted from grades like UNS S31803 and S32205, showcasing a well-balanced microstructure of austenite and ferrite. This dual-phase structure not only delivers impressive yield strength—almost double that of conventional austenitic stainless steels—but also offers excellent resistance to pitting, crevice corrosion, and stress corrosion cracking induced by chlorides. Additionally, these forgings maintain good weldability, fatigue strength, and thermal stability, making them perfect for pressure-containing and load-bearing applications.
| Specifications | ASTM A182, ASME SA182 |
|---|---|
| Standard | DIN, ASTM, BS and all International Standards |
| Flat bar blocks | up to 27″ width and 15,000 lbs |
| Cylinders and sleeves | up to 50″ maximum O.D. and 65″ maximum length |
| Discs and hubs | up to 50″ diameter and 20,000 lbs |
| Rolled, hand forged or mandrel forged rings | up to 84″ maximum O.D. and 40″ maximum length |
| Rounds, shafts and step shafts | up to 144″ maximum length and 20,000 lbs |
| Forging Types | Impression Die Forging, Open Die Forging, Seamless Rolled Forging, Hot Forging, Cold Forging, Open die hammer forging, Impression die drop forging, Closed Die Forging, Press Forging, Upset Forging, Compression Forging, Swaging, Rotary Forging, Roll forging. |
Verify duplex steel forgings' quality by checking certifications, such as ASTM or ISO standards, conducting material testing (e.g., tensile, hardness, corrosion resistance), and inspecting for consistent dimensions, surface finish, and proper labeling.
Yes, duplex steel forgings are highly resistant to corrosion due to their unique blend of austenitic and ferritic microstructures, providing excellent resistance to pitting, crevice corrosion, and stress corrosion cracking.
The maximum operating temperature for duplex steel forgings typically ranges from 250°C to 300°C (482°F to 572°F), depending on the specific grade and application, to maintain optimal mechanical properties.
**Common applications** for Duplex Steel Forgings include flanges, valve bodies, shafts, rings, manifolds, and parts for heat exchangers. Their remarkable mechanical strength and outstanding corrosion resistance make them a dependable choice for offshore platforms, desalination systems, and challenging chemical processing environments. Duplex forgings promise a long service life, reduced weight, and cost savings compared to higher alloy alternatives — ensuring top-notch performance and durability even in the most demanding conditions.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Sahil Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Riyadh, Saudi Arabia
Copyright 2024 Sahil Metals. All rights reserved
