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Inconel is a family of nickel-based superalloys that are known for their high strength, excellent resistance to corrosion, and outstanding performance at high temperatures. Inconel alloys are widely used in aerospace, chemical processing, and other high-temperature applications. Here is a brief description of Inconel pipe, tube, flange, fastener, fittings, and round bar
| Inconel | Element, proportion by mass (%) | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ni | Cr | Fe | Mo | Nb & Ta | Co | Mn | Cu | Al | Ti | Si | C | S | P | B | |
| 600[11] | ≥72.0[a] | 14.0–17.0 | 6.0–10.0 | — | ≤1.0 | ≤0.5 | ≤0.5 | ≤0.15 | ≤0.015 | ||||||
| 617[18] | 44.2–61.0 | 20.0–24.0 | ≤3.0 | 8.0–10.0 | 10.0–15.0 | ≤0.5 | ≤0.5 | 0.8–1.5 | ≤0.6 | ≤0.5 | 0.05–0.15 | ≤0.015 | ≤0.015 | ≤0.006 | |
| 625[19] | ≥58.0 | 20.0–23.0 | ≤5.0 | 8.0–10.0 | 3.15–4.15 | ≤1.0 | ≤0.5 | ≤0.4 | ≤0.4 | ≤0.5 | ≤0.1 | ≤0.015 | ≤0.015 | ||
| 690[20] | ≥58 | 27–31 | 7–11 | ≤0.50 | ≤0.50 | ≤0.50 | ≤0.05 | ≤0.015 | |||||||
| Nuclear grade 690[20] | ≥58 | 28–31 | 7–11 | ≤0.10 | ≤0.50 | ≤0.50 | ≤0.50 | ≤0.04 | ≤0.015 | ||||||
| 718[2] | 50.0–55.0 | 17.0–21.0 | Balance | 2.8–3.3 | 4.75–5.5 | ≤1.0 | ≤0.35 | ≤0.3 | 0.2–0.8 | 0.65–1.15 | ≤0.35 | ≤0.08 | ≤0.015 | ≤0.015 | ≤0.006 |
| X-750[21] | ≥70.0 | 14.0–17.0 | 5.0–9.0 | 0.7–1.2 | ≤1.0 | ≤1.0 | ≤0.5 | 0.4–1.0 | 2.25–2.75 | ≤0.5 | |||||