Superalloys
PER75
Spécifications
Common name
NIMONIC 75
EU
NiCr20Ti
USA
UNS: N06075
AIR
NC20T
ISO Symbol
NiCr20Ti
ISO Num
2.4951
BS
HR203
HR5
HR5
Composition
C
0.1
Ni
Base
Cr
20
Ti
< 0.30
Co
< 5.00
Cu
< 0.50
W
< 5.00
Applications
• Aerospace industry: turbine parts.
• Marine and land-based machines: gas turbine blades.
Characteristics
Precipitation hardened, nickel-based superalloy with:
• Excellent resistance to oxidation at temperature.
Mechanical properties
| Heat treatment |
UTS (N/mm²) |
0,2% YS (N/mm²) |
A (%) |
|---|---|---|---|
| H | 740 | 280 | 41 |
Key to heat treatment symbols
| Solution treated | H | Annealed | R |
|---|---|---|---|
| Thermo-mechanical treatment | TM | Quenched and tempered | T+RV |
| Sub-zero treatment | F | Solution treated and aged | H+V |