Nickel-tantalum Master Alloy,Nickel tantalum Alloy，1

### **Product Introduction: Nickel-Tantalum Master Alloy** **Overview** Nickel-Tantalum Master Alloy is a high-performance metallurgical additive specifically formulated for precise tantalum introduction in advanced alloy systems. This master alloy serves as an efficient vehicle for incorporating tantalum into molten metals, particularly in nickel-based superalloys, corrosion-resistant alloys, and specialty steels. The controlled composition ensures optimal tantalum recovery, uniform distribution, and enhanced performance in demanding high-temperature and corrosive environments. --- #### **Chemical Composition (Typical % by Weight)** | Element | Content (%) | Role & Benefit | |---------|-------------|---------------| | **Nickel (Ni)** | Balance | Primary carrier metal ensuring excellent solubility and homogeneous distribution | | **Tantalum (Ta)** | 30.0 - 70.0 | Key alloying element providing solid solution strengthening and carbide formation | | **Iron (Fe)** | ≤ 0.15 | Controlled residual element | | **Cobalt (Co)** | ≤ 0.10 | Minimized to prevent interference with tantalum effects | | **Molybdenum (Mo)** | ≤ 0.08 | Controlled impurity | | **Carbon (C)** | ≤ 0.05 | Kept low to prevent unwanted carbide formation | | **Silicon (Si)** | ≤ 0.08 | Controlled for optimal performance | | **Tungsten (W)** | ≤ 0.05 | Limited to maintain alloy purity | | **Other Impurities** | ≤ 0.50 | Total controlled impurities | *Note: Tantalum content can be customized from 30% to 70% based on specific application requirements and melting parameters.* --- #### **Physical & Mechanical Properties** **Physical Properties:** - Density: 12.0 - 15.5 g/cm³ (depending on tantalum content) - Melting Range: 1450 - 1600°C (2642 - 2912°F) - Form: Typically supplied as crushed lumps, granules, or customized shapes - Color: Silver-gray metallic appearance with characteristic high density - Solubility: Excellent solubility in nickel, cobalt, and iron-based systems **Typical Characteristics:** - High tantalum recovery rates (90-98%) - Excellent microstructural homogeneity - Predictable dissolution behavior - Good handling and storage characteristics - Consistent chemical composition batch-to-batch - Low gas content (oxygen, nitrogen, hydrogen) --- #### **International Standards and Specifications** While master alloys are often customized, relevant references include: - **ASTM B160:** Nickel Rod and Bar (reference standard) - **ISO 6208:** Wrought nickel and nickel alloys - **AMS 2280:** Trace Element Control for Nickel Alloy - **Custom Specifications:** Customer-specific technical requirements - **Internal Quality Standards:** Stringent quality assurance protocols - **Material Certification:** Complete traceability and quality documentation --- #### **Product Applications** **Superalloy Manufacturing:** - Nickel-based superalloys for aerospace applications - Single crystal superalloy production - Gas turbine engine components - High-temperature structural materials **Corrosion-Resistant Alloys:** - Chemical processing equipment alloys - Marine and offshore applications - Nuclear reactor components - Biomedical implants and devices **Specialty Steel Production:** - Tool and die steels - High-speed steels - Stainless steel enhancements - Advanced structural steels **Emerging Applications:** - Additive manufacturing powder production - Thermal barrier coating systems - Electronic and semiconductor components - Advanced energy systems --- #### **Key Advantages** 1. **Precise Composition Control**: Accurate tantalum content for consistent metallurgical results 2. **High Recovery Efficiency**: Excellent tantalum yield with minimal processing losses (90-98%) 3. **Solid Solution Strengthening**: Enhanced high-temperature strength and creep resistance 4. **Improved Corrosion Resistance**: Superior performance in aggressive environments 5. **Carbide Formation Control**: Optimized MC-type carbide distribution for enhanced properties 6. **Excellent Microstructural Stability**: Maintains properties under prolonged high-temperature exposure 7. **Cost-Effective Alloying**: Economical compared to pure tantalum metal addition 8. **Reduced Segregation**: Minimized tantalum segregation during solidification processes --- **Conclusion** Nickel-Tantalum Master Alloy represents a sophisticated metallurgical solution for precision alloying in high-performance materials. Its optimized composition ensures efficient tantalum incorporation, high recovery rates, and consistent performance across various demanding applications. The master alloy's ability to enhance high-temperature strength, improve corrosion resistance, and provide excellent microstructural stability makes it invaluable for applications ranging from aerospace superalloys to advanced corrosion-resistant materials. Supported by rigorous quality control and manufacturing excellence, Nickel-Tantalum Master Alloy enables the development of next-generation materials that meet the increasingly demanding requirements of modern technology industries. This master alloy provides engineers and metallurgists with reliable solutions for advanced material design, performance optimization, and manufacturing efficiency in applications where high-temperature capability, corrosion resistance, and long-term reliability are critical for success.

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 3442 gallon liquid totes Special package is available on request.