Nestled in the heart of Addis Ababa, Desta Steel stands as a leading force in Ethiopia’s industrial growth, proudly supplying robust and reliable alloy steel solutions. We specialize in Alloy Steel F91 Forged Fittings, components engineered to meet the rigorous demands of modern high-pressure systems. Our dedication to stringent quality control ensures that every fitting we provide offers exceptional strength and durability, making us a trusted partner for critical projects that drive the nation’s development forward.
The exceptional performance of Alloy Steel F91 stems from its sophisticated composition, primarily chromium, molybdenum, and vanadium. This specific blend gives the material remarkable mechanical properties, including superior tensile strength and excellent resistance to creep, even under sustained high temperatures. These fittings maintain their structural integrity and resist deformation under extreme pressure, making them a fundamentally strong and reliable choice for demanding environments.
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.
The primary use for these fittings is within power generation plants and petrochemical refineries, where they are indispensable in high-temperature, high-pressure piping systems. You will find them confidently handling steam lines, boilers, and critical process units where failure is not an option. Their resilience also makes them ideal for applications in heavy industrial machinery and other sectors that require components capable of performing reliably under strenuous conditions for extended periods.
Desta 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 Addis Ababa, Ethiopia.
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