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Wuxi Nickel Alloy New Material Technology Co., Ltd
1 Years
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| Brand Name : | NikTech |
| Model Number : | Nimonic 115 |
| Certification : | ISO 9001:2008 |
| Price : | Negotiatable |
| Payment Terms : | L/C,D/A,D/P,T/T,Western Union,MoneyGram |
| Supply Ability : | 300 Ton per Month |
| Delivery Time : | 2-30days |
Nimonic 115 is a nickel-chromium-cobalt-based superalloy, strengthened with additions of molybdenum, aluminum, and titanium. Developed for high-temperature applications, it maintains excellent mechanical properties and oxidation resistance up to approximately 1010°C. Originally designed for turbine blades in aircraft gas turbines, Nimonic 115 is now utilized in various demanding environments.
The chemical composition of Nimonic 115 is as follows:
| Element | Content (%) |
|---|---|
| Nickel (Ni) | Balance* |
| Chromium (Cr) | 14.0 - 16.0 |
| Cobalt (Co) | 13.0 - 15.5 |
| Aluminum (Al) | 4.5 - 5.5 |
| Molybdenum (Mo) | 3.0 - 5.0 |
| Titanium (Ti) | 3.5 - 4.5 |
| Iron (Fe) | ≤1.0 |
| Manganese (Mn) | ≤1.0 |
| Silicon (Si) | ≤1.0 |
| Copper (Cu) | ≤0.2 |
| Zirconium (Zr) | ≤0.15 |
| Carbon (C) | 0.12 - 0.20 |
| Sulfur (S) | ≤0.015 |
| Boron (B) | 0.01 - 0.025 |
*Balance indicates that nickel is the predominant element, with other elements present in minimal quantities. *
In its precipitation-hardened condition, Nimonic 115 exhibits the following mechanical properties:
| Property | Metric | Imperial |
|---|---|---|
| Tensile Strength | 1300 MPa | 189,000 psi |
| Yield Strength | 850 MPa | 123,000 psi |
| Elongation at Break | 25% | 25% |
The physical properties of Nimonic 115 include:
| Property | Metric |
|---|---|
| Density | 7.85 g/cm³ |
| Melting Point | 1260-1315°C |
| Coefficient of Thermal Expansion (20–100°C) | 12.0 x 10⁻⁶/°C |
| Thermal Conductivity (20°C) | 10.6 W/m·°C |
Nimonic 115 is widely used in applications requiring high-temperature strength and oxidation resistance, including:
Gas Turbine Components: Turbine blades, vanes, and seals operating at elevated temperatures.
Aerospace Industry: Components subjected to high thermal stresses, such as afterburners and exhaust systems.
Power Generation: Parts exposed to high-temperature gases, like combustion chambers and heat exchangers.
Petrochemical Processing: Equipment facing corrosive and high-temperature environments, such as reactor cores and piping.
Q1: What is the maximum operating temperature for Nimonic 115?
Nimonic 115 is designed for continuous service at temperatures up to 1010°C (1850°F), maintaining its mechanical integrity and oxidation resistance.
Q2: How does Nimonic 115 compare to other superalloys like Nimonic 90 and Nimonic 105?
While all these alloys are nickel-based superalloys suitable for high-temperature applications, Nimonic 115 offers a balanced combination of strength and oxidation resistance. Nimonic 90 provides higher strength at the expense of some ductility, and Nimonic 105 offers improved oxidation resistance but may have lower strength compared to Nimonic 115.
Q3: What are the heat treatment processes for Nimonic 115?
The recommended heat treatment for Nimonic 115 involves solution treatment followed by aging:
Solution annealing at 1190°C (2174°F) for 1.5 hours, followed by air cooling.
Aging at 1100°C (2012°F) for 6 hours, followed by air cooling.
Q4: Are there equivalent materials to Nimonic 115?
Yes, equivalent materials include British Standard BSHR4 and German Standard DIN 2.4636.
Nimonic 115 rods are engineered to perform under extreme conditions, offering exceptional high-temperature strength and oxidation resistance. Their unique combination of properties makes them ideal for demanding applications in aerospace, power generation, and petrochemical industries.
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