Semih Metals, located in Istanbul, Turkey, is a reliable manufacturer and supplier of Inconel 617 Forgings. They specialize in high-performance nickel-chromium-cobalt-molybdenum alloy products that are designed to excel in high-temperature environments, offering impressive strength, oxidation resistance, and creep resistance. Crafted with precision and rigorous quality control, these forgings ensure excellent dimensional accuracy, surface finish, and mechanical stability. Semih Metals is committed to meeting the stringent demands of industries like aerospace, power generation, chemical processing, and gas turbines, where components must consistently perform under extreme heat, oxidation, and thermal cycling.
The composition of Inconel 617 Forgings includes nickel (approximately 50–55%), chromium (around 20–23%), cobalt (about 12–15%), and molybdenum (roughly 8–10%), along with trace amounts of iron and aluminum. This unique blend grants outstanding high-temperature strength, remarkable resistance to oxidation and carburization, and superior creep resistance. In terms of mechanical properties, 617 showcases high tensile and yield strength, along with good ductility and toughness, making it perfect for applications that demand durability in elevated temperatures and corrosive settings.
Specifications ASTM B564 / ASME SB 564, AMS 5887
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.
| C | Mn | S | Si | Cr | Mo | Ni | Cu | Ti | Al | B | Co | Fe |
| 0.05-0.15 | 1.0 Max | 0.015 Max | 1.0 Max | 20.0-24.0 | 8.0-10.0 | 44.5 Min | 0.5 Max | 0.6 Max | 0.8-1.5 | 0.006 Max | 10.0-15.0 | 3.0 Max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.1 g/cm3 | 1411 °C (2571 °F) | Psi – 80,000 , MPa – 550 | Psi – 30,000 , MPa – 205 | 30 % |
| STANDARD | UNS | WNR. |
| Alloy 617 | N06617 | 2.4663 |
Temperature control during forging of Inconel 617 ensures optimal grain structure, improving its strength, durability, and resistance to thermal creep. Proper temperature management also prevents material defects like cracking or distortion, enhancing overall quality.
Inconel 617 forgings may experience reduced ductility at lower temperatures, limiting their ease of fabrication. Additionally, they can be costly due to the complex alloy composition and manufacturing processes.
Inconel 617 forgings require periodic inspections to detect signs of oxidation or wear, particularly at elevated temperatures. Regular cleaning and protective coatings can help maintain their performance in harsh, high-temperature environments.
Inconel 617 Forgings find their place in industries where exceptional high-temperature performance and corrosion resistance are essential. They are frequently used in gas turbine components, heat exchangers, furnace parts, chemical reactors, and power generation equipment. Moreover, they play a vital role in aerospace engine parts, high-temperature structural supports, and petrochemical processing systems. Thanks to their impressive combination of strength, creep resistance, and oxidation resistance, Inconel 617 Forgings deliver long-lasting performance and reliability in challenging industrial, aerospace, and energy applications.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Semih Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Istanbul, Turkey
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