Haynes 282 is a new alloy developed for high temperature structural applications which has excellent creep strength in the temperature range of 650 – 930oC (1200 – 1700oF), surpassing that of Waspalloy and Rene 41.
| Element | Min % | Max % |
| Al | 1.38 | 1.65 |
| B | 0.003 | 0.01 |
| C | 0.04 | 0.08 |
| Nb | – | 0.20 |
| Co | 9.00 | 11.00 |
| Cr | 18.50 | 20.50 |
| Cu | – | 0.10 |
| Fe | – | 1.50 |
| Mn | – | 0.30 |
| Mo | 8.00 | 9.00 |
| Ni | bal | |
| P | – | 0.015 |
| S | – | 0.015 |
| Si | – | 0.15 |
| Ta | – | 0.10 |
| Ti | 1.90 | 2.30 |
| W | – | 0.50 |
Density
8.27 g/cm³ | 0.3 lb/in³
Melting Point
1300 – 1375°C | 2370 – 2510°F
Coefficient of Expansion
12.1 μm/m °C (20 – 100°C) | 6.7 x 10-6 in/in °F (70 – 212°F)
Heat Treatment of Finished Parts
| Condition as supplied by Alloy Wire | Type | Temperature | Time (Hr) | Cooling | |
| °C | °F | ||||
| Spring Temper | Stablize and Age Harden |
1010 790 |
1850 1450 |
2 8 |
Air Air |
Properties
| Condition | Approx. tensile strength | Approx. operating temperature | ||
| N/mm² | ksi | °C | °F | |
| Annealed | 800 – 1200 | 116 – 174 | Contact Alloy Wire for information | |
| Spring Temper | 1300 – 1600 | 190 – 232 | ||
| Spring Temper + Stabilised and Aged | 1000 – 1300 | 145 – 190 | ||