Alloy C,Brightray C Wire,,E FORU

British Specs:，American Specs:，German Specs:

**Product Data Sheet: Alloy C / Brightray C Wire** **High-Temperature Nickel-Chromium Resistance Wire** --- ### **1. Product Overview** **Brightray C Wire** is a premium nickel-chromium-iron alloy wire specifically engineered for high-temperature applications requiring exceptional oxidation resistance, consistent electrical properties, and reliable mechanical performance. Manufactured through precision drawing and controlled annealing processes, this wire maintains superior characteristics in continuous service up to 1150°C, making it an ideal choice for heating elements, electrical components, and high-temperature applications across various industries. The wire develops a protective, self-healing chromium oxide scale during operation, ensuring long-term stability and extended service life in oxidizing atmospheres under cyclic heating conditions. --- ### **2. Chemical Composition (Typical % by Weight)** | Element | Content (%) | Function | |---------------|-------------|----------| | Nickel (Ni) | 60 | Base element providing high-temperature strength and stability | | Chromium (Cr) | 16 | Forms protective Cr₂O₃ scale for oxidation resistance | | Iron (Fe) | Balance | Enhances strength and cost-effectiveness | | Silicon (Si) | 1.0–1.5 | Improves scale adhesion and high-temperature performance | | Manganese (Mn)| 0.5–1.0 | Deoxidizer and sulfur control agent | | Carbon (C) | ≤0.15 | Optimizes high-temperature strength | | Aluminum (Al) | 0.5–1.0 | Enhances oxidation resistance through oxide formation | | Rare Earths | Trace | Improves scale spallation resistance during thermal cycling | --- ### **3. Physical & Mechanical Properties** | Property | Value (Typical) | |-------------------------------|-----------------| | Density | 8.20 g/cm³ | | Melting Point | 1380°C (2516°F) | | Electrical Resistivity | 1.12 μΩ·m at 20°C | | Thermal Conductivity | 14.5 W/m·K at 20°C | | Coefficient of Thermal Expansion | 16.5 μm/m·K (20–1000°C) | | Tensile Strength | 690–1030 MPa (depending on diameter and temper) | | Yield Strength (0.2% Offset) | 350–850 MPa | | Elongation | 10–30% | | Maximum Service Temperature | 1150°C (2100°F) | | Specific Heat Capacity | 460 J/kg·K at 20°C | --- ### **4. Product Applications** #### **4.1 Electrical Heating Elements** - **Industrial Furnace Elements**: Heating coils and elements for industrial thermal processing - **Household Appliances**: Heating wires for ovens, toasters, space heaters, and domestic appliances - **Laboratory Equipment**: Precision heating elements for laboratory furnaces and ovens - **Process Heaters**: Industrial process heating elements and immersion heaters #### **4.2 Specialized Electrical Applications** - **Resistance Wires**: Precision resistors and electrical resistance components - **Thermocouple Wires**: Extension and compensation wires for temperature measurement - **High-Temperature Lead Wires**: Electrical connections in high-temperature environments - **Electrical Discharge Machining**: Wires for EDM processes requiring high temperature resistance #### **4.3 Industrial & Manufacturing** - **Welding Electrodes**: Core wire for welding electrode manufacturing - **Thermal Spray Wires**: Wire for arc spray and thermal coating applications - **Wire Mesh & Weaving**: High-temperature woven mesh and fabric components - **Fastener Manufacturing**: Wire for high-temperature bolts, nuts, and fasteners --- ### **5. Key Features & Benefits** - **Excellent Oxidation Resistance**: Continuous service up to 1150°C in oxidizing atmospheres - **Consistent Electrical Properties**: Uniform resistivity for predictable heating performance - **High Temperature Strength**: Resists sagging and deformation at operating temperatures - **Good Formability**: Can be coiled, bent, and formed into complex shapes - **Long Service Life**: Protective oxide scale ensures extended operational lifetime - **Excellent Weldability**: Suitable for all standard welding processes - **Multiple Tempers Available**: Annealed, 1/4 hard, 1/2 hard, full hard to suit application needs - **Thermal Fatigue Resistance**: Withstands repeated thermal cycling without failure --- ### **6. International Standards & Specifications** | Standard Type | Specification Number | Description | |---------------|----------------------|-------------| | ASTM | B166 | Standard Specification for Nickel-Chromium-Iron Alloy Rod, Bar and Wire | | UNS | N06004 | Material Designation | | DIN | 2.4867 | NiCr15Fe Alloy Wire | | EN | 2.4816 | NiCr15Fe (Brightray C Equivalent) | | JIS | G 4902 (NCF 601) | Heat-Resisting Nickel-Chromium Alloy Wire | | IEC | 60240 | Characteristics of Electric Heating Elements for Industrial Furnaces | --- ### **7. Product Specifications** #### **7.1 Standard Wire Products** - **Diameter Range**: 0.025mm to 6.0mm (0.001" to 0.250") - **Tolerance**: ±1-2% depending on diameter, with precision tolerances available - **Spool Sizes**: 1kg to 50kg spools, custom packaging available - **Surface Finish**: Bright annealed, oxide-free finish standard - **Temper Conditions**: Annealed (soft), hard drawn, or intermediate tempers #### **7.2 Special Wire Forms** - **Pre-formed Coils**: Ready-to-install heating elements in various configurations - **Ribbon Wire**: Flat cross-sections for specific heating applications - **Resistance Wire**: Precision resistance alloys with controlled properties - **Bare Wire**: For high-temperature applications requiring minimal surface oxidation - **Insulated Wire**: With high-temperature ceramic or mineral insulation --- ### **8. Fabrication & Processing Notes** #### **8.1 Element Manufacturing** - **Coiling**: Can be cold-coiled for most applications; stress relief recommended for tight coils - **Annealing**: Stress relief annealing at 750–850°C recommended after severe forming - **Welding**: Use matching filler metals (AWS ERNiCr-3) for optimal results - **Support**: Use appropriate high-temperature ceramic supports to prevent sagging at temperature #### **8.2 Handling & Storage** - **Storage Conditions**: Store in dry conditions to prevent surface contamination - **Handling**: Handle with clean gloves to avoid surface contamination - **Protection**: Protect from mechanical damage during handling and shipping - **Identification**: Clearly marked spools with material certification and heat numbers --- ### **9. Quality Assurance & Certification** - **Material Certification**: EN 10204 3.1/3.2 with full traceability - **Testing**: Full mechanical and electrical property testing - **Traceability**: Complete lot traceability from melt to final product - **Compliance**: Meets RoHS, REACH, and other environmental regulations - **Documentation**: Certified Mill Test Reports providing complete material properties --- **Disclaimer**: The information provided is for reference purposes only. Properties may vary based on wire diameter, temper, and manufacturing process. Users should conduct appropriate testing to verify suitability for specific applications. Continuous product improvement may lead to changes in specifications. Compliance with all applicable safety standards and regulations is essential.

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 2845 gallon liquid totes Special package is available on request.