Nickel-boron Master Alloy,Nickel-boron Alloy，1

### **Product Introduction: Nickel-Boron Master Alloy** **Overview** Nickel-Boron Master Alloy is a specialized metallurgical additive designed for precise boron introduction and control in various alloy systems. This master alloy serves as an efficient vehicle for incorporating boron into molten metals, particularly in nickel-based superalloys, specialty steels, and hard-facing alloys. The controlled composition ensures optimal boron recovery, uniform distribution, and enhanced performance in applications requiring improved hardenability, wear resistance, and high-temperature properties. --- #### **Chemical Composition (Typical % by Weight)** | Element | Content (%) | Role & Benefit | |---------|-------------|---------------| | **Nickel (Ni)** | Balance | Primary carrier metal ensuring optimal solubility and homogeneous distribution | | **Boron (B)** | 15.0 - 20.0 | Key alloying element providing hardenability and wear resistance enhancement | | **Iron (Fe)** | ≤ 0.15 | Controlled residual element | | **Carbon (C)** | ≤ 0.05 | Minimized to prevent unwanted interactions | | **Silicon (Si)** | ≤ 0.08 | Controlled impurity element | | **Aluminum (Al)** | ≤ 0.10 | Limited to maintain alloy purity | | **Cobalt (Co)** | ≤ 0.05 | Controlled impurity | | **Other Elements** | ≤ 0.50 | Total controlled impurities | *Note: Boron content can be customized from 15% to 20% based on specific application requirements and process parameters.* --- #### **Physical & Mechanical Properties** **Physical Properties:** - Density: 7.8 - 8.2 g/cm³ (depending on boron content) - Melting Range: 1050 - 1200°C (1922 - 2192°F) - Form: Typically supplied as crushed lumps, granules, or customized shapes - Color: Gray metallic appearance - Solubility: Excellent solubility in nickel, iron, and cobalt-based systems **Typical Characteristics:** - High boron recovery rates (85-95%) - Excellent microstructural homogeneity - Predictable dissolution behavior - Good handling and storage stability - Consistent chemical composition batch-to-batch - Controlled boride phase formation --- #### **International Standards and Specifications** While often customized to specific requirements, 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 - **AWS A5.13:** Surfacing Welding Electrodes - **Custom Specifications:** Customer-specific technical requirements - **Internal Quality Standards:** Comprehensive quality assurance protocols --- #### **Product Applications** **Superalloy Manufacturing:** - Nickel-based superalloys for aerospace applications - Gas turbine engine components - High-temperature structural alloys - Creep-resistant materials **Hard-Facing Alloys:** - Wear-resistant surfacing alloys - Abrasion-resistant coatings - Valve seat materials - Mining and construction equipment **Specialty Steel Production:** - High-strength low-alloy steels - Boron-treated steels - Armor plate materials - Automotive high-strength components **Nuclear Applications:** - Neutron absorption materials - Nuclear reactor control elements - Radiation shielding alloys - Special nuclear grade materials --- #### **Key Advantages** 1. **Precise Boron Control**: Accurate boron content for consistent metallurgical results 2. **High Recovery Efficiency**: Excellent boron yield with minimal processing losses (85-95%) 3. **Enhanced Hardenability**: Significantly improves hardenability in steels and alloys 4. **Wear Resistance**: Superior abrasion and wear resistance through boride formation 5. **Grain Boundary Strengthening**: Improves creep resistance and high-temperature properties 6. **Neutron Absorption**: Excellent neutron absorption capability for nuclear applications 7. **Cost-Effective Alloying**: Economical compared to pure boron additions 8. **Batch Consistency**: Reliable performance across production batches --- **Conclusion** Nickel-Boron Master Alloy represents a sophisticated metallurgical solution for precision boron addition in advanced alloy systems. Its optimized composition ensures efficient boron incorporation, high recovery rates, and consistent performance across various demanding applications. The master alloy's ability to enhance hardenability, improve wear resistance, and provide excellent high-temperature properties makes it invaluable for applications ranging from aerospace superalloys to hard-facing materials and nuclear components. Supported by rigorous quality control and manufacturing excellence, Nickel-Boron Master Alloy enables the production of high-performance materials that meet the stringent requirements of modern technology industries. This master alloy provides engineers and metallurgists with a reliable tool for achieving superior material performance, manufacturing efficiency, and product reliability in applications where wear resistance, high-temperature capability, and precise boron control are essential for operational success and technological advancement.

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 3457 gallon liquid totes Special package is available on request.