DENSITY
9 kg/m³
MELTING POINT
1,301°C
TENSILE STRENGTH
860 MPa
MAX SERVICE TEMP
1,149°C
Haynes 230 is a superalloy used in aerospace applications. Melting point: 1,301 °C. Tensile strength: 860 MPa.
ABOUT HAYNES 230
Haynes 230 is a nickel-chromium-tungsten-molybdenum superalloy with exceptional high-temperature strength and oxidation resistance up to 1149°C. It maintains excellent long-term thermal stability and resists grain coarsening, making it ideal for combustion chambers and hot gas path components in rocket engines.
CHEMICAL COMPOSITION
Ni 57%, Cr 22%, W 14%, Mo 2%, Fe 3% max, Co 5% max
ROCKET & SPACECRAFT APPLICATIONS
●Combustion chamber liners
●Rocket nozzle extensions
●Gas turbine combustors
●Transition ducts
●Flameholders
MANUFACTURING PROPERTIES
CORROSION RESISTANCE
Excellent
WELDABILITY
Good
MACHINABILITY
Moderate
COST RATING
Very High
MECHANICAL PROPERTIES
| DENSITY | 9 kg/m³ |
| TENSILE STRENGTH | 860 MPa |
| YIELD STRENGTH | 390 MPa |
| STRENGTH-TO-WEIGHT | 95875.1 kN·m/kg |
THERMAL PROPERTIES
| MELTING POINT | 1,301 °C |
| MAX SERVICE TEMPERATURE | 1,149 °C |
| THERMAL CONDUCTIVITY | 8.9 W/m·K |
| THERMAL EXPANSION | 12.7 µm/m·K |
COMPLETE SPECIFICATIONS
| CATEGORY | Superalloy |
| DESIGNATIONS | UNS N06230, AMS 5878 |
| MANUFACTURER | Haynes International |
| DENSITY | 9 kg/m³ |
| TENSILE STRENGTH | 860 MPa |
| YIELD STRENGTH | 390 MPa |
| MELTING POINT | 1,301 °C |
| MAX SERVICE TEMP | 1,149 °C |
| THERMAL CONDUCTIVITY | 8.9 W/m·K |
| THERMAL EXPANSION | 12.7 µm/m·K |
| CORROSION RESISTANCE | Excellent |
| WELDABILITY | Good |
| MACHINABILITY | Moderate |
| COST RATING | Very High |
