Product Description: Nickel Alloy Mar-M247
Nickel alloy Mar-M247 is a high-strength heat-resistant nickel-based superalloy designed for operation under extremely high temperatures and severe mechanical loads. The material is widely used in aerospace and power generation industries due to its excellent heat resistance, creep resistance, and oxidation resistance.
General Technical Characteristics
Mar-M247 alloy is characterized by high strength at elevated temperatures, good thermal stability, and the ability to retain performance properties during prolonged exposure to heat. The material performs effectively under intensive thermal and mechanical stress conditions.
Key properties:
- high heat resistance
- excellent creep resistance
- oxidation resistance
- structural stability at elevated temperatures
Chemical Composition
The alloy contains a complex combination of alloying elements:
- Nickel (Ni): base element
- Chromium (Cr): approx. 8–9%
- Cobalt (Co): 9–11%
- Tungsten (W): 9–10%
- Tantalum (Ta): 3–4%
- Aluminum (Al): 5–6%
- Titanium (Ti): approx. 1%
- Hafnium (Hf): up to 1.5%
- Carbon (C): up to 0.2%
This composition provides high strength and excellent resistance to elevated temperatures.
Mechanical Properties
The alloy demonstrates:
- high strength at temperatures up to 1000–1100°C
- excellent creep resistance
- resistance to thermal fatigue
- reliability during long-term service
Applications
Mar-M247 nickel alloy is used for manufacturing:
- gas turbine blades
- aircraft engine components
- turbine discs
- high-temperature power generation components
It is widely applied in aerospace, energy, and gas turbine industries.
Features
Key advantages include:
- excellent performance at extreme temperatures
- outstanding oxidation resistance
- long service life
- resistance to creep and deformation
Supply Formats and Standards
The material is supplied as:
- cast ingots
- precision cast components
- custom parts according to drawings
Manufactured according to industry standards and technical specifications for heat-resistant nickel superalloys.
Nickel alloy Mar-M247 is an optimal solution for manufacturing highly stressed components operating under extreme temperature conditions, where reliability, heat resistance, and long-term durability are essential.
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