Alloy C,Brightray C Foil,Shim,,E FORU

British Specs:，American Specs:，German Specs:

**Product Data Sheet: Alloy C / Brightray C Foil & Shim Stock** **High-Temperature Nickel-Chromium Alloy Foil & Shim** --- ### **1. Product Overview** **Brightray C Foil & Shim** represents the ultimate in precision-engineered high-temperature materials, produced through sophisticated rolling and finishing processes to achieve ultra-thin gauges while maintaining exceptional high-temperature properties. These products combine the superior oxidation resistance of Brightray C alloy with unparalleled flexibility and dimensional precision, making them ideal for applications requiring minimal thickness, precise conformity, and reliable performance in extreme thermal environments up to 1150°C. The material develops the same protective chromium oxide scale as thicker forms, ensuring outstanding oxidation resistance even in these delicate configurations, while offering exceptional formability and consistent performance across the entire product length. --- ### **2. Chemical Composition (Typical % by Weight)** | Element | Content (%) | Function | |---------------|-------------|----------| | Nickel (Ni) | 60 | Base element providing high-temperature stability and ductility | | 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 in thin sections | | Manganese (Mn)| 0.5–1.0 | Deoxidizer during melting process | | Carbon (C) | ≤0.15 | Controlled for optimal thin-gauge properties | | Aluminum (Al) | 0.5–1.0 | Enhances oxidation resistance | | Rare Earths | Trace | Improves scale spallation resistance | --- ### **3. Physical & Mechanical Properties** | Property | Foil (0.025-0.125mm) | Shim (0.125-0.76mm) | |-------------------------------|----------------------|---------------------| | Density | 8.20 g/cm³ | 8.20 g/cm³ | | Melting Point | 1380°C (2516°F) | 1380°C (2516°F) | | Electrical Resistivity | 1.12 μΩ·m at 20°C | 1.12 μΩ·m at 20°C | | Thermal Conductivity | 14.5 W/m·K at 20°C | 14.5 W/m·K at 20°C | | Coefficient of Thermal Expansion | 16.5 μm/m·K (20-1000°C) | 16.5 μm/m·K (20-1000°C) | | Tensile Strength | 550-800 MPa | 600-850 MPa | | Yield Strength (0.2% Offset) | 200-500 MPa | 250-550 MPa | | Elongation | 2-25% | 10-30% | | Surface Finish | < 0.3 μm Ra | < 0.5 μm Ra | | Maximum Service Temperature | 1150°C | 1150°C | --- ### **4. Product Applications** #### **4.1 Foil Applications (0.025mm to 0.125mm / 0.001" to 0.005")** - **Thin Heating Elements**: Precision ribbon heaters for industrial and laboratory equipment - **Aerospace Thermal Management**: Radiation shields and thermal barriers in aircraft and spacecraft - **Electronics Thermal Control**: Heat spreaders and shields in high-power electronic devices - **Vacuum Furnace Components**: Radiation baffles and heat shields in high-temperature vacuum systems - **Thin-Wall Thermocouple Sheaths**: Ultra-thin protection for temperature sensors - **Precision Gaskets**: High-temperature seals for critical applications - **Flexible Heating Circuits**: Conductive paths in flexible heating systems #### **4.2 Shim Applications (0.125mm to 0.76mm / 0.005" to 0.030")** - **High-Temperature Gaskets**: Custom-shaped seals for furnace and reactor applications - **Thermal Barrier Spacers**: Precision spacing components in turbine assemblies - **Alignment Shims**: Critical alignment components in high-temperature machinery - **Heat Treatment Fixtures**: Spacers and separators in annealing and brazing processes - **Expansion Joint Fillers**: Accommodating thermal expansion in high-temperature systems - **Electrical Insulation**: High-temperature electrical isolation components - **Furnace Door Seals**: Custom seals and gaskets for high-temperature closures --- ### **5. Key Features & Benefits** - **Ultra-Thin Capability**: Available down to 0.025mm (0.001") with consistent properties - **Exceptional Oxidation Resistance**: Suitable for continuous service up to 1150°C in thin sections - **Superior Surface Quality**: Precision rolled to exceptional surface finish requirements - **Excellent Flexibility**: Can be easily formed, wrapped, or shaped to complex contours - **Consistent Thickness**: Maintains precise dimensional tolerances across entire length/width - **Multiple Tempers Available**: From dead soft annealed to full hard for specific application needs - **Good Weldability**: Can be welded using micro-TIG and resistance welding techniques - **Thermal Stability**: Maintains dimensional integrity under thermal cycling conditions - **Excellent Fatigue Resistance**: Withstands repeated thermal and mechanical stress cycles --- ### **6. International Standards & Specifications** | Standard Type | Specification Number | Description | |---------------|----------------------|-------------| | ASTM | B162 | Standard Specification for Nickel Plate, Sheet, and Strip | | AMS | 5580 | Plate, Sheet, and Strip for Aerospace Applications | | UNS | N06004 | Material Designation | | DIN | 2.4867 | NiCr15Fe Alloy Foil and Strip | | EN | 2.4816 | NiCr15Fe (Brightray C Equivalent) | | JIS | G 4902 (NCF 601) | Heat-Resisting Nickel-Chromium Alloy | | ISO | 6208 | Wrought Nickel and Nickel Alloy Strip | --- ### **7. Product Specifications** #### **7.1 Foil Products** - **Thickness Range**: 0.025mm to 0.125mm (0.001" to 0.005") - **Width Range**: Up to 600mm (24") depending on thickness - **Temper Conditions**: Annealed, 1/4 Hard, 1/2 Hard, Full Hard - **Surface Finish**: Bright annealed, matte finish, special surfaces available - **Standard Tolerances**: Thickness ±5%, Width ±0.2mm - **Packaging**: Wound on plastic or metal cores, interleaved if required #### **7.2 Shim Stock** - **Thickness Range**: 0.125mm to 0.76mm (0.005" to 0.030") - **Standard Sheet Size**: 600mm × 1200mm (24" × 48") or custom sizes - **Tolerances**: ±0.005mm to ±0.025mm depending on thickness - **Available Forms**: Sheets, coils, pre-cut shapes, custom fabricated parts - **Edge Condition**: Slit, sheared, or deburred edges available - **Flatness**: Controlled to ensure consistent performance --- ### **8. Fabrication & Processing** #### **8.1 Manufacturing Processes** - **Photochemical Etching**: Excellent for producing complex foil patterns and precision parts - **Stamping & Blanking**: Suitable for high-volume shim production with tight tolerances - **Laser Cutting**: Precision cutting of intricate shapes and patterns - **Waterjet Cutting**: Cold cutting process ideal for heat-sensitive applications - **Roll Forming**: Continuous forming of complex cross-sectional shapes #### **8.2 Heat Treatment & Finishing** - **Stress Relieving**: Low-temperature treatments for dimensional stability - **Annealing**: Bright annealing in controlled atmosphere for optimum surface quality - **Surface Treatment**: Special coatings and surface modifications available - **Cleaning**: Ultrasonic and chemical cleaning for critical applications - **Passivation**: Chemical treatments to enhance corrosion resistance --- ### **9. Quality Assurance & Certification** - **Material Certification**: EN 10204 3.1/3.2 with full traceability - **Dimensional Verification**: Certified to meet precise thickness and flatness tolerances - **Surface Quality**: Controlled surface finish free from defects and contamination - **Testing Protocols**: Mechanical testing, chemical analysis, and surface roughness verification - **Compliance**: Meets RoHS, REACH, and other international environmental regulations - **Documentation**: Certified Mill Test Reports with complete material properties - **Traceability**: Complete lot traceability from raw material to finished product --- **Disclaimer**: The technical information provided represents typical values and is for reference purposes only. Actual properties may vary based on manufacturing process, foil/shim thickness, and temper condition. Users must verify suitability for specific applications through appropriate testing and consult with technical experts for critical applications, particularly for uses where material failure could have significant consequences. Compliance with all applicable safety standards and regulations is mandatory.

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 2844 gallon liquid totes Special package is available on request.