Alloy 75 (UNS N06075) is a creep-resistant nickel chromium 80/20 alloy with controlled additions of titanium and carbon. Under 800ºC, Alloy 75 has excellet resistance to oxidising atmospheres, used in gas turbine engineering and also for industrial thermal processing, furnace components and heat-treatment equipments.
Chemical Composition
Grade | Ni% | Cr% | Fe% | P% | Cu% | Al% | Ti% | C% | Mn% | Si% | S% |
| Alloy 75 | Bal. | 19-22 | Max 1.0 | Max 0.015 | Max 0.2 | Max 0.15 | 0.15-0.35 | Max 0.12 | Max 0.70 | Max 0.80 | Max 0.02 |
Specifications
| Grade | UNS |
France AFDOR |
ISO | Werkstoff Nr. |
| Alloy 75 | N06075 | NC 20T | NiCr20Ti | 2.4951 |
Physical Properties
| Grade | Density | Melting Point |
| Alloy 75 | 8.4 g/cm3 | 1374°C-1420 °C |
Thermal Conduction
| θ/ºC | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 |
| λ/(W/(m·C)) | 15.1 | 16.3 | 18.0 | 19.3 | 20.9 | 22.2 | 23.4 | 25.1 | 26.4 |
Coefficient of Linear Expansion
| θ/ºC | 20-100 | 20-200 | 20-300 | 20-400 | 20-500 | 20-600 | 20-700 | 20-800 | 20-900 |
| α/10-6C-1 | 12.8 | 13.5 | 18.0 | 19.3 | 20.9 | 22.2 | 23.4 | 25.1 | 26.4 |
Size Range
Alloy 75 Wire: ¢0.1mm-¢9mm
Alloy 75 Bar: ¢11mm-¢200mm
Alloy 75 Strip: 75-110mm*0.15-22mm
Seamless and welded tubes also availabla per request.