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Inconel 625 (UNS N06625 / 2.4856) bars and rods are widely used in aerospace, marine engineering, sour gas production, and chemical processing equipment. The interaction of molybdenum and niobium with the nickel-chromium matrix provides high strength and toughness without requiring precipitation-hardening treatments, ensuring excellent fabricability and high fatigue endurance under harsh cyclic load conditions.
| Product Form | Diameter / Size Range | Length Range | Surface Finish |
|---|---|---|---|
| Cold-Drawn Bright Rod | Φ 3.0mm – Φ 50.0mm | 2000mm – 6000mm | Bright Drawn / Centerless Ground |
| Hot-Rolled Round Bar | Φ 15.0mm – Φ 120.0mm | 3000mm – 6000mm / R/L | Black / Peeled / Smooth Turned |
| Forged Bar / Billet | Φ 120.0mm – Φ 450.0mm | 1000mm – 4000mm / Cut-to-size | Rough Turned / Machined |
| Element | Ni | Cr | Mo | Nb+Ta | Fe | C | Mn | Si | Ti |
|---|---|---|---|---|---|---|---|---|---|
| Min. | 58.0 | 20.0 | 8.00 | 3.15 | - | - | - | - | - |
| Max. | Bal. | 23.0 | 10.0 | 4.15 | 5.00 | 0.10 | 0.50 | 0.50 | 0.40 |
| Tensile Strength Rm (MPa) | Yield Strength Rp0.2 (MPa) | Elongation A5 (%) | Hardness (HB) | Density (g/cm³) | Melting Range (°C) |
|---|---|---|---|---|---|
| ≥ 830 | ≥ 415 | ≥ 30 | ≤ 220 | 8.44 | 1290 – 1350 |
