Wuxi Nickel Alloy New Material Technology Co., Ltd
Wuxi Nickel Alloy New Material Technology Co., Ltd
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NIMONIC alloy 105 is a nickel-cobalt-chromium-based superalloy, strengthened by additions of molybdenum, aluminum, and titanium. Designed for applications up to 950°C, it combines high strength with excellent creep resistance, making it ideal for demanding high-temperature environments.
The precise chemical composition of NIMONIC alloy 105 ensures optimal performance:
| Element | Content (%) |
|---|---|
| Nickel (Ni) | Balance* |
| Chromium (Cr) | 14.0 - 15.7 |
| Cobalt (Co) | 18.0 - 22.0 |
| Molybdenum (Mo) | 4.5 - 5.5 |
| Aluminum (Al) | 4.5 - 4.9 |
| Titanium (Ti) | 0.9 - 1.5 |
| Carbon (C) | ≤0.17 |
| Silicon (Si) | ≤1.0 |
| Copper (Cu) | ≤0.2 |
| Iron (Fe) | ≤1.0 |
| Manganese (Mn) | ≤1.0 |
| Sulfur (S) | ≤0.010 |
| Boron (B) | 0.003 - 0.010 |
| Zirconium (Zr) | ≤0.15 |
*Balance to 100% *
NIMONIC alloy 105 exhibits exceptional mechanical properties at elevated temperatures:
| Property | Value |
|---|---|
| Tensile Strength (Room Temp) | ≥980 MPa (142 ksi) |
| Yield Strength (0.2% offset, Room Temp) | ≥720 MPa (105 ksi) |
| Elongation (Room Temp) | ≥20% |
| Creep Rupture Strength | Excellent at high temperatures |
| Hardness (Vickers) | 300 - 350 HV |
Understanding the physical characteristics aids in material selection:
| Property | Value |
|---|---|
| Density | 8.01 g/cm³ |
| Melting Range | 1290°C - 1345°C |
| Coefficient of Thermal Expansion (20-100°C) | 12.2 µm/m°C |
NIMONIC alloy 105 is widely utilized in sectors requiring materials to withstand high temperatures and mechanical stress:
Aerospace: Turbine blades, discs, and other critical components.
Power Generation: Turbine blades and combustion chambers.
Oil & Gas: Wellhead components and valve stems
Automotive: Exhaust valves and turbocharger rotors.
NIMONIC alloy 105 conforms to various international standards, ensuring quality and reliability:
United States: AMS 5829 (N06105)
Germany: DIN 17742 (2.4634)
France: AFNOR NC 20T
United Kingdom: BS HR 402
Japan: JIS HR 402
China: GB/T 14992
NIMONIC alloy 105 offers versatility in manufacturing processes:
Welding: Techniques such as TIG, MIG, submerged-arc, and shielded metal-arc welding are suitable. Using a matching alloy filler metal is recommended.
Machining: Optimal results are achieved with carbide tools and appropriate lubricants.
Heat Treatment: Processes like solution annealing followed by aging enhance material properties.
Cold Working: The alloy is amenable to cold forming and shaping processes.
Advantages:
High strength and corrosion resistance.
Excellent creep resistance at elevated temperatures.
Good thermal stability.
Versatility in high-temperature applications.
Considerations:
Limited availability in certain forms.
Machining can be challenging.
Cost may be higher compared to some alternatives.
Q1: What is the maximum service temperature for NIMONIC alloy 105?
NIMONIC alloy 105 is designed for service up to 950°C, maintaining high strength and creep resistance within this temperature range.
Q2: How does NIMONIC alloy 105 compare to other NIMONIC alloys?
Compared to other NIMONIC alloys, such as NIMONIC 90, alloy 105 offers a balance between strength and ductility, making it suitable for various high-temperature applications.
Q3: What are the recommended heat treatment processes for NIMONIC alloy 105?
Recommended heat treatments include solution annealing followed by aging, with specific temperature and time parameters depending on the desired properties and applications.