Alloy C,Brightray C ,,E FORU

British Specs:，American Specs:，German Specs:

**Product Data Sheet: Alloy C / Brightray C High-Temperature Resistance Alloy** --- ### **1. Product Overview** **Brightray C** (Alloy C) is an advanced nickel-chromium-iron resistance heating alloy engineered for superior performance in high-temperature applications. With its optimized chemical composition, Brightray C offers enhanced oxidation resistance and longer service life compared to standard 80/20 nickel-chromium alloys, particularly in cyclic heating applications and challenging operating environments. This alloy is specifically designed for heating elements and components requiring reliable operation at temperatures up to 1150°C. The alloy forms a dense, adherent chromium oxide scale that provides exceptional protection against oxidative degradation, ensuring stable electrical properties and mechanical integrity throughout its service life. --- ### **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 high-temperature strength and cost-effectiveness | | Silicon (Si) | 1.0-1.5 | Improves scale adherence and oxidation resistance | | Manganese (Mn) | 0.5-1.0 | Deoxidizer and sulfur control | | Carbon (C) | ≤ 0.15 | Controlled for optimal high-temperature properties | | Aluminum (Al) | 0.5-1.0 | Enhances oxidation resistance through oxide formation | | Rare Earth Elements | Trace | Further improves scale adhesion and spallation resistance | --- ### **3. Physical & Mechanical Properties** | Property | Value / Description | |----------|---------------------| | **Density** | 8.20 g/cm³ (0.296 lb/in³) | | **Melting Point** | 1380°C (2516°F) | | **Thermal Conductivity** | 14.5 W/m·K at 20°C | | **Coefficient of Thermal Expansion** | 16.5 μm/m·K (20-1000°C) | | **Electrical Resistivity** | 1.12 μΩ·m at 20°C | | **Tensile Strength** | 650-900 MPa | | **Yield Strength (0.2% Offset)** | 300 MPa (min) | | **Elongation** | 25% (min) | | **Maximum Service Temperature** | 1150°C (2100°F) | | **Specific Heat Capacity** | 460 J/kg·K at 20°C | --- ### **4. Product Applications** #### **4.1 High-Temperature Heating Elements** - Industrial furnace heating elements - Heat treatment furnace elements - Ceramic kiln elements - Glass processing furnace components - Aluminum melting furnace elements #### **4.2 Electrical & Thermal Applications** - Resistance heating wires and ribbons - High-temperature thermocouples - Electrical heating components for appliances - Thermal processing equipment - High-temperature sensors and instrumentation #### **4.3 Industrial Components** - Heat treatment fixtures and baskets - Furnace radiant tubes - Combustion system components - Thermal shield components - High-temperature fasteners and supports --- ### **5. Key Features & Benefits** - **Enhanced Oxidation Resistance**: Superior performance in cyclic heating applications - **Excellent High-Temperature Strength**: Maintains structural integrity at operating temperatures - **Good Thermal Fatigue Resistance**: Withstands repeated thermal cycling - **Stable Electrical Properties**: Consistent resistivity over service life - **Improved Scale Adherence**: Resistant to spallation during thermal cycling - **Cost-Effective Performance**: Optimal balance of performance and cost - **Good Fabricability**: Can be formed, welded, and machined using standard methods --- ### **6. International Standards & Specifications** #### **6.1 Primary Specifications** - **ASTM**: B163 - Seamless Nickel and Nickel Alloy Condenser and Heat-Exchanger Tubes - **UNS**: N06004 - **DIN**: 2.4867 (NiCr15Fe) - **EN**: NiCr15Fe (Material No. 2.4816) - **BS**: BS 972 (Alloy 4) - **JIS**: JIS G 4902 (NCF 601) #### **6.2 Industry Standards** - **IEC**: 60240 - Characteristics of electric heating elements for industrial furnaces - **AMS**: 5580 - Plate, Sheet, and Strip - **ASME**: SB-163 - Seamless Tubes and Pipes --- ### **7. Product Forms & Specifications** #### **7.1 Available Forms** - **Wire**: 0.1mm to 6.0mm diameter, various tempers - **Strip**: 0.05mm to 3.0mm thickness, various widths - **Ribbon**: Flat cross-sections for specific element designs - **Bar & Rod**: 3mm to 100mm diameter - **Tube**: Seamless and welded configurations - **Sheet & Plate**: 0.5mm to 50mm thickness #### **7.2 Processing Characteristics** - **Welding**: Excellent weldability using matching filler metals - **Forming**: Good cold working properties in annealed condition - **Heat Treatment**: Solution anneal at 1050-1150°C followed by rapid cooling - **Machining**: Can be machined using standard methods for nickel alloys --- ### **8. Performance Characteristics** #### **8.1 High-Temperature Performance** - Continuous operation: Up to 1150°C - Cyclic operation: Excellent resistance to thermal fatigue - Oxidation resistance: Superior to standard 80/20 Ni-Cr alloys - Scaling resistance: Minimal material loss over time #### **8.2 Electrical Properties** - Stable resistivity over temperature range - Low temperature coefficient of resistance - Consistent performance throughout element life --- ### **9. Quality Assurance & Certification** - **Certification**: Mill Certificates per EN 10204 3.1/3.2 - **Testing**: Full mechanical, chemical, and electrical testing - **Traceability**: Complete material traceability from melt to final product - **Compliance**: Meets RoHS, REACH, and other environmental regulations --- **Disclaimer**: The information provided herein is for general reference purposes only. Properties may vary based on product form, size, and manufacturing process. Users should conduct appropriate testing to verify suitability for specific applications and operating conditions. Continuous product improvement may lead to changes in specifications without prior notice.

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 2833 gallon liquid totes Special package is available on request.