| Customization: | Available |
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| Application: | Aviation, Electronics, Industrial, Medical, Chemical |
| Standard: | JIS, GB, DIN, BS, ASTM, AISI |
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Inconel 718 is a high-strength, nickel-based superalloy known for its excellent mechanical properties, high-temperature resistance, and corrosion resistance. Inconel 718 wire is a versatile product made from this alloy and is commonly used in various applications where high strength, reliability, and resistance to harsh environments are required. Here is a product description of Inconel 718 wire:
Applications:
| Item | Inconel 600 | Inconel 601 | Inconel 617 | Inconel 625 | Inconel 690 | Inconel 718 | Inconel X750 | Inconel 825 |
| C | ≤0.15 | ≤0.1 | 0.05-0.15 | ≤0.08 | ≤0.05 | ≤0.08 | ≤0.08 | ≤0.05 |
| Mn | ≤1 | ≤1.5 | ≤0.5 | ≤0.35 | ≤0.5 | ≤0.35 | ≤1 | ≤1 |
| Fe | 6-10 | rest | ≤3 | rest | 7-11 | rest | 5-9 | ≥22 |
| P | ≤0.015 | ≤0.02 | ≤0.015 | -- | -- | -- | -- | -- |
| S | ≤0.015 | ≤0.015 | ≤0.015 | ≤0.015 | ≤0.015 | ≤0.01 | ≤0.01 | ≤0.03 |
| Si | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.35 | ≤0.5 | ≤0.35 | ≤0.5 | ≤0.5 |
| Cu | ≤0.5 | ≤1 | -- | ≤0.3 | ≤0.5 | ≤0.3 | ≤0.5 | 1.5-3 |
| Ni | ≥7.2 | 58-63 | ≥44.5 | 50-55 | ≥58 | 50-55 | ≥70 | 38-46 |
| Co | -- | -- | 10-15 | ≤10 | -- | ≤1 | ≤1 | -- |
| Al | -- | 1-1.7 | 0.8-1.5 | ≤0.8 | -- | 0.2-0.8 | 0.4-1 | ≤0.2 |
| Ti | -- | -- | ≤0.6 | ≤1.15 | -- | -- | 2.25-2.75 | 0.6-1.2 |
| Cr | 14-17 | 21-25 | 20-24 | 17-21 | 27-31 | 17-21 | 14-17 | 19.5-23.5 |
| Nb+Ta | -- | -- | -- | 4.75-5.5 | -- | 4.75-5.5 | 0.7-1.2 | -- |
| Mo | -- | -- | 8-10 | 2.8-3.3 | -- | 2.8-3.3 | -- | 2.5-3.5 |
| B | -- | -- | ≤0.006 | -- | -- | -- | -- | -- |
Raw Material Selection: The production process begins with the selection of high-quality raw materials. Inconel 625 is a nickel-chromium-based superalloy known for its excellent corrosion resistance, high strength, and good fabricability. The primary elements in its composition include nickel, chromium, molybdenum, niobium, and iron.
Melting: The selected raw materials, in the form of metal powders or scrap, are melted in an electric arc furnace or a vacuum induction furnace. This process ensures thorough mixing and homogenization of the alloying elements to achieve the desired chemical composition.
Casting: Once the alloy is molten and properly mixed, it is cast into ingots or billets of the required size and shape. The casting process may involve techniques such as continuous casting or investment casting, depending on the specific requirements of the wire production.
Hot Working: The cast ingots are then subjected to hot working processes such as rolling, forging, or extrusion. These processes involve shaping the material at elevated temperatures to reduce its cross-sectional area and increase its length. Hot working helps refine the microstructure, improve mechanical properties, and achieve the desired wire dimensions.
Cold Drawing: After hot working, the material undergoes cold drawing to further reduce its diameter and improve its surface finish. In this process, the wire is pulled through a series of dies with progressively smaller diameters, while also being annealed intermittently to relieve stress and improve ductility.
Annealing: Annealing is a heat treatment process that involves heating the wire to a specific temperature and then cooling it slowly to relieve internal stresses, refine the grain structure, and enhance the material's mechanical properties.
Surface Treatment: Depending on the application requirements, the Inconel 625 wire may undergo surface treatments such as pickling, passivation, or electroplating to improve its corrosion resistance, appearance, or compatibility with specific environments.
Quality Control: Throughout the production process, stringent quality control measures are implemented to ensure that the Inconel 625 wire meets the required specifications and standards. This includes dimensional inspection, chemical analysis, mechanical testing, and non-destructive testing techniques such as ultrasonic testing or eddy current testing.
Packaging and Delivery: Once the wire has passed quality control checks, it is packaged according to customer requirements and shipped to its destination for use in various industrial applications, including aerospace, chemical processing, marine engineering, and oil and gas exploration.
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