| Elements | Content (%) |
| Nickel, Ni | 39-44 |
| Iron, Fe | 38 |
| Chromium, Cr | 14.5-17.5 |
| Niobium, Nb | 2.50-3.30 |
| Cobalt, Co | ≤ 1 |
| Titanium, Ti | ≤ 0.40 |
| Copper, Cu | ≤ 0.35 |
| Manganese, Mn | ≤ 0.35 |
| Silicon, Si | ≤ 0.35 |
| Carbon, C | ≤ 0.30 |
| Aluminum, Al | ≤ 0.060 |
| Phosphorous, P | ≤ 0.020 |
| Sulfur, S | ≤ 0.015 |
| Boron, B | ≤ 0.0060 |
| Material | Condition | Tensile Strength Ksi | Yield Strength Ksi | Elongation (%) |
| Alloy 706 Sheet Cold Rolled | Solution Annealed | 109.8 | 55.5 | 47 |