Yousef Steel, a well-respected manufacturer and supplier based in Riyadh, Saudi Arabia, provides top-notch Alloy Steel F91 Forged Fittings that are engineered to excel in high-pressure and high-temperature settings. Crafted with precision and a commitment to global standards, these fittings are celebrated for their strength, durability, and impressive resistance to oxidation and corrosion. With outstanding dimensional accuracy and toughness, they are a go-to choice in critical sectors like oil and gas, petrochemical, power generation, and chemical processing, ensuring they deliver reliable performance even in the most extreme conditions.
The Alloy Steel F91 Forged Fittings primarily consist of chromium and molybdenum, along with carefully controlled amounts of carbon, manganese, and other alloying elements that boost their strength, toughness, and ability to withstand thermal stresses. The chromium enhances their resistance to oxidation and corrosion, while molybdenum contributes to their creep strength and durability at high temperatures. On a mechanical level, these fittings boast excellent tensile and yield strength, impressive hardness, and superior toughness. Their good weldability and machinability make them ideal for complex applications that demand structural integrity and long-lasting performance.
Designation : ASTM / ASME A182 GR F91 |
Dimensions : ASME 16.11, MSS SP-79,83,95,97,BS 3799 |
Range : 1/8” – 4” (DN6-DN100) |
Types : Socket Weld Fittings, Screwed-Threaded Fittings |
Class : 2000LBS, 3000LBS, 6000LBS |
Form : Elbow 45 Deg & 90 Deg, Tee, Cross, Cap, Full Coupling, Half Coupling, Union, Bushing, Swage Nipple, Plug |
| Grade | C | Mn | Si | S | P | Cr | Mo |
| A182 F91 | 0.08 – 0.12 | 0.3 – 0.6 | 0.5 | 0.01 | 0.02 | 8.5 – 9.5 | 0.85 – 1.05 |
| Grade | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation % |
| A182 F91 | 415 | 585 | 20 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
These fittings find extensive use in industries that require strong and reliable connections. In oil and gas refineries, they are essential for high-temperature pipelines, valves, and pressure vessels. Power plants rely on them for boilers, heat exchangers, and turbines, where resistance to extreme conditions is crucial. They are also widely utilized in the petrochemical and chemical industries for managing corrosive and high-temperature fluids. Thanks to their durability, strength, and exceptional mechanical properties, Alloy Steel F91 Forged Fittings are a trusted choice for critical piping systems in heavy industrial operations.
Yousef Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Riyadh, Saudi Arabia.
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