Table Of Content
Inconel 625 is a high-performance nickel-chromium-molybdenum alloy renowned for its excellent corrosion resistance and high-temperature strength. In sheet form, Inconel 625 finds extensive use in various industrial applications where these properties are crucial.
High-Temperature Strength: Inconel 625 maintains its strength and oxidation resistance at elevated temperatures, making it suitable for applications in extreme conditions such as heat exchangers, furnace hardware, and gas turbine components. Its high-temperature strength is crucial in environments where conventional stainless steel would fail.
Applications: Inconel 625 sheets are widely used in various industries:
Aerospace: Inconel 625 is utilized in aircraft components, such as engine exhaust systems and thrust-reverser systems, where high-temperature strength and corrosion resistance are critical.
Chemical Processing: The alloy is employed in chemical processing plants for components like reaction vessels, distillation columns, and heat exchangers due to its corrosion resistance in aggressive chemical environments.
Marine Engineering: Inconel 625 is favored for marine applications, including seawater piping systems and offshore structures, where resistance to corrosion in saltwater is essential.
Power Generation: The alloy is used in power plants for components like steam generator tubing, turbine blades, and fasteners, benefiting from its high-temperature strength.
Oil and Gas: Inconel 625 is applied in oil and gas extraction and processing equipment, including wellhead components and downhole tools.
Fabrication and Availability: Inconel 625 sheets are typically available in various thicknesses and widths to accommodate different application requirements. The alloy can be easily fabricated using conventional techniques, including welding and machining, although its high strength and hardness may pose challenges.
| Specifications | ASTM B443 , ASME SB443 |
| Dimensional specification | JIS, AISI, ASTM, GB, DIN, EN, etc |
| Width | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc |
| Length | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc/td> |
| Thickness | 0.3 mm to 120 mm |
| Form | Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange) etc. |
| Value Added Services | Cutting, Beveling, Polishing, Threading, Destructive, Non Destructive, Ultrasonic Testing |
| Outside Finish | Finish as per customer Requirements |
| Delivery Condition | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
| Packing | Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests |
| Specials | Sizes and Specifications other than above can be on request |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| Inconel 625 LCF | 2.4856 | N06625 | NCF 625 | NA 21 | ХН75МБТЮ | NC22DNB4M | NiCr22Mo9Nb |



| Grade | C | Mn | Si | S | Cu | Fe | Ni | Cr |
| Inconel 625 LCF | 0.10 max | 0.50 max | 0.50 max | 0.015 max | – | 5.0 max | 58.0 min | 20.0 – 23.0 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.4 g/cm3 | 1350 °C (2460 °F) | Psi – 1,35,000 , MPa – 930 | Psi – 75,000 , MPa – 517 | 42.5 % |

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