Haynes 214* Specification
*Trade name of
Haynes International
- W.NR 2.4646
- UNS N07214
- AWS 061
Applicable Standards:
- -
Haynes 214 is a Nickel-Chromium-Aluminium-Iron alloy which is principally intended for use at temperatures of 955oC (1750oF) and above. It exhibits resistance to oxidation that far exceeds virtually all conventional heat resistant wrought alloys at these temperatures.
| Good Mechanical Properties at Elevated Temperatures | Yes |
| Corrosion Resistant at Ambient Temperatures | Yes |
| Corrosion Resistant & Good Mechanical Properties at Elevated Temperatures | No |
| Oxidation Resistant | Yes |
| Precipitation Hardenable | No |
Applications include:
- Mesh belts
- Trays and fixtures for the firing of pottery and china
- The heat treatment of electronic devices and technical grade ceramics
| Approximate Chemical Composition | |
| Ni | 75% |
| Cr | 16% |
| Al | 4.5% |
| Fe | 3% |
| Mn | 0.5% max |
| Properties | ||
| DENSITY | 8.05 g/cm3 | 0.291 lb/in3 |
| MELTING POINT | 1400oC | 2550oF |
| COEFFICIENT OF EXPANSION | 13.3 µm/m °C (20 - 100°C) |
7.4 x 10-6 in/in
°F (70 - 212°F) |
| MODULUS OF RIGIDITY | 84 kN/mm2 | 12183 ksi |
| MODULUS OF ELASTICITY | 217 kN/mm2 | 31474 ksi |
| CONDITION OF SUPPLY | HEAT TREATMENT (AFTER FORMING) |
| Annealed/Spring Temper | Stress relieve at 400 - 450oC (750 - 840oF) for 2 hours and air cool. |
| CONDITION | APPROX TENSILE STRENGTH | APPROX SERVICE TEMPERATURE | ||
| Annealed | 900 - 1050 N/mm2 | 131 - 152 ksi | -200 to +1100oC | -330 to +2010oF |
| (for lightly stressed applications) | ||||
| Spring Temper | 1300 - 1700 N/mm2 | 189 - 247 ksi | -200 to +1100oC | -330 to +2010oF |
| (for lightly stressed applications) | ||||
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