Alloy 115,Nimonic 115 Wire,,E FORU

British Specs:BS HR4，American Specs:，German Specs: WS 2.4636,AFNOR NCK 15ATD

### **Product Data Sheet: Alloy 115 / Nimonic 115 Wire (UNS N07115)** **Overview** **Alloy 115** (commercially known as **Nimonic 115**) is an advanced precipitation-hardenable nickel-chromium-cobalt superalloy designed for extreme temperature service. In the form of **wire**, this material delivers **exceptional creep strength, outstanding oxidation resistance, and consistent mechanical properties** at temperatures up to 1000°C (1830°F). Nimonic 115 wire is precision-drawn to exact diameters, providing reliable performance in high-temperature applications where thermal stability, oxidation resistance, and consistent properties are critical. The wire form offers excellent fabrication versatility while maintaining the alloy's enhanced high-temperature characteristics for welding, fastening, and specialized component applications. --- #### **1. Chemical Composition** | Element | Content (%) (Typical) | Role in the Alloy | | :--- | :--- | :--- | | **Nickel (Ni)** | Balance | Austenitic matrix; provides corrosion resistance and ductility | | **Chromium (Cr)** | 14.0 - 15.7 | Confers oxidation and hot corrosion resistance | | **Cobalt (Co)** | 12.0 - 15.0 | Solid solution strengthener; enhances high-temperature strength | | **Molybdenum (Mo)** | 3.3 - 4.3 | Provides solid solution strengthening and creep resistance | | **Aluminum (Al)** | 4.8 - 5.5 | Primary precipitation hardener (forms γ' phase, Ni₃Al) | | **Titanium (Ti)** | 3.5 - 4.2 | Secondary precipitation hardener; contributes to γ' formation | | **Carbon (C)** | 0.12 - 0.20 | Forms carbides for grain boundary strength | | **Boron (B)** | 0.010 - 0.020 | Strengthens grain boundaries and improves creep life | | **Zirconium (Zr)** | 0.03 - 0.10 | Enhances creep rupture properties | --- #### **2. Physical Properties** | Property | Value / Condition | | :--- | :--- | | **Density** | 8.05 g/cm³ (0.291 lb/in³) | | **Melting Range** | 1330 - 1360°C (2425 - 2480°F) | | **Specific Heat** | 460 J/kg·K (0.110 Btu/lb·°F) @ 20°C | | **Thermal Conductivity** | 12.0 W/m·K (83.2 Btu·in/hr·ft²·°F) @ 20°C | | **Mean Coefficient of Thermal Expansion** | 13.2 × 10⁻⁶/°C (20-100°C) | | | 16.8 × 10⁻⁶/°C (20-800°C) | | **Electrical Resistivity** | 1.25 μΩ·m @ 20°C | | **Modulus of Elasticity** | 215 GPa (31.2 × 10⁶ psi) @ 20°C | --- #### **3. Mechanical Properties** **Typical Room Temperature Properties (Solution Treated & Aged)** * **Tensile Strength:** 1100-1350 MPa (160-196 ksi) * **Yield Strength (0.2% Offset):** 800-1000 MPa (116-145 ksi) * **Elongation:** 10-20% **Elevated Temperature Performance** * **Stress Rupture Strength (1000 hours):** * **850°C (1560°F):** ~180 MPa (~26.1 ksi) * **950°C (1740°F):** ~80 MPa (~11.6 ksi) * **1000°C (1830°F):** ~45 MPa (~6.5 ksi) --- #### **4. Product Specifications** **Wire Diameter Range:** * **Fine Wire:** 0.10 mm to 1.0 mm (0.004" to 0.040") * **Standard Wire:** 1.0 mm to 6.0 mm (0.040" to 0.250") * **Coarse Wire:** 6.0 mm to 12.0 mm (0.250" to 0.500") **Tolerances:** * **Diameter:** ±0.001 mm for fine wire, ±0.01 mm for coarse wire * **Ovality:** ≤1% of nominal diameter * **Surface Finish:** Bright, cleaned, or specially coated **Available Forms:** * **Spooled Wire:** 1 kg to 25 kg spools * **Straight Lengths:** Cut to specific requirements * **Special Coatings:** Copper coating for improved processing * **Condition:** Solution annealed or aged --- #### **5. Key Characteristics** * **Enhanced Temperature Capability:** Superior performance up to 1000°C * **Excellent Creep Strength:** Outstanding stress rupture properties * **Superior Oxidation Resistance:** Extended service life in oxidizing environments * **Consistent Diameter Control:** Precision-drawn to tight tolerances * **Good Weldability:** Excellent for use as welding wire and automated processes * **Formability:** Can be bent, coiled, and formed into complex shapes * **Surface Quality:** Optimal for subsequent processing and coating * **Thermal Stability:** Maintains properties during long-term exposure --- #### **6. Product Applications** **Welding & Fabrication:** * **GTAW (TIG) welding wire for alloy 115 components** * **Repair and maintenance of advanced gas turbine components** * **Cladding and hardfacing applications** * **Fabrication of high-temperature assemblies** * **Automated welding systems** **Aerospace & Gas Turbine Engines:** * **Turbine blade retention wire** * **High-temperature springs and fasteners** * **Safety wiring applications** * **Sensor and instrumentation leads** * **Mesh and weaving for filtration systems** * **Combustion chamber support wiring** **Industrial Processing:** * **Heat treatment basket weaving** * **Furnace component assembly** * **High-temperature fastener production** * **Electrical resistance heating elements** * **Chemical processing equipment** **Special Applications:** * **Nuclear reactor components** * **High-temperature test fixtures** * **Research and development applications** * **Specialty fasteners and hardware** --- #### **7. International Standards** | Standard Type | Standard Number | Description | | :--- | :--- | :--- | | **Unified Numbering System** | **UNS N07115** | All product forms | | **ASTM** | **ASTM B166** | Standard Specification for Nickel-Chromium-Aluminum Alloy Rod and Wire | | **AWS** | **AWS A5.14** | Specification for Nickel and Nickel-Alloy Bare Welding Electrodes and Rods | | **Aerospace (SAE/AMS)** | **AMS 5801** | Bar, Forgings, and Rings (Base material specification) | | **European** | **EN 10302** | Nickel and cobalt alloys | | **Werkstoff Nr.** | **2.4958** | Material number | | **ISO** | **ISO 9726** | Nickel alloy wire for aerospace applications | --- #### **8. Quality Assurance** **Testing & Certification:** * Dimensional verification with laser measurement * Surface quality inspection * Chemical composition certification * Mechanical properties testing * Spooling quality assessment * Traceability to original heat number * Continuous coil integrity testing **Special Processing:** * Precision drawing capabilities * Surface cleaning and finishing * Spooling and packaging optimization * Custom packaging for automated equipment * Clean room packaging for critical applications **Performance Validation:** * Weldability testing * High-temperature performance evaluation * Corrosion resistance testing * Formability assessment --- **Summary** **Alloy 115 Wire (Nimonic 115, UNS N07115)** provides an outstanding combination of extreme temperature performance, dimensional precision, and fabrication versatility for the most demanding applications. Its enhanced creep resistance and oxidation stability at temperatures up to 1000°C make it particularly suitable for welding applications, high-temperature spring manufacturing, and critical component fabrication in advanced gas turbine engines and next-generation power generation equipment. The wire form offers excellent consistency and quality, enabling automated manufacturing processes while maintaining the superior properties that make Nimonic 115 a preferred choice for extreme temperature service. Compliance with international standards including ASTM B166, AWS A5.14, and ISO 9726 ensures reliable performance in critical applications where component reliability and extended service life are paramount requirements. Precision manufacturing combined with comprehensive quality assurance protocols guarantees material performance and dimensional accuracy, making Nimonic 115 wire the ideal choice for engineers designing systems that must operate reliably under the most severe thermal conditions encountered in modern high-technology applications.

Packing of Standard Packing: Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 2156 gallon liquid totes Special package is available on request.