Alloy C,Brightray C Bar(Round bar, Flat bar),,E FORU

British Specs:，American Specs:，German Specs:

**Product Data Sheet: Alloy C / Brightray C Bar** **(Round Bar & Flat Bar)** --- ### **1. Product Overview** **Brightray C Bar** is a nickel-chromium-iron alloy available in both round and flat bar forms, specifically engineered for high-temperature applications requiring exceptional oxidation resistance, mechanical strength, and fabrication versatility. The optimized chemical composition ensures superior performance in continuous or cyclic service up to 1150°C, making it ideal for structural components, heating element supports, and custom fabricated parts in aggressive thermal environments. --- ### **2. Chemical Composition (Typical % by Weight)** | Element | Content (%) | Role | |--------------|-------------|------------------------------------| | Nickel (Ni) | 60 | Base element, provides high-temperature strength and stability | | Chromium (Cr)| 16 | Forms protective Cr₂O₃ scale | | Iron (Fe) | Balance | Enhances strength and cost-effectiveness | | Silicon (Si) | 1.0–1.5 | Improves scale adhesion and oxidation resistance | | Manganese (Mn)| 0.5–1.0 | Deoxidizer and sulfur control | | Carbon (C) | ≤0.15 | Optimizes high-temperature strength | | Aluminum (Al)| 0.5–1.0 | Enhances oxidation resistance | | Rare Earths | Trace | Improves scale spallation resistance | --- ### **3. Physical & Mechanical Properties** | Property | Round Bar Value | Flat Bar Value | |------------------------------|-----------------|----------------| | Density | 8.20 g/cm³ | 8.20 g/cm³ | | Melting Point | 1380°C | 1380°C | | Electrical Resistivity | 1.12 μΩ·m | 1.12 μΩ·m | | Thermal Conductivity | 14.5 W/m·K | 14.5 W/m·K | | Coefficient of Thermal Expansion | 16.5 μm/m·K | 16.5 μm/m·K | | Tensile Strength | 650–900 MPa | 650–900 MPa | | Yield Strength (0.2% Offset) | ≥300 MPa | ≥300 MPa | | Elongation | ≥25% | ≥25% | | Maximum Service Temperature | 1150°C | 1150°C | --- ### **4. Product Applications** #### **Round Bar Applications:** - **Heating Element Support Systems**: Hooks, pins, and brackets for industrial furnaces - **Fastener Components**: High-temperature bolts, nuts, and threaded rods - **Thermocouple Protection Tubes**: Machined from solid bar stock - **Heat Treatment Fixtures**: Racks, trays, and custom jigs - **Electrical Components**: Resistor cores and conductive elements - **Glass Manufacturing**: Mandrels and handling tools #### **Flat Bar Applications:** - **Structural Supports**: Furnace rails and support brackets - **Heat Treatment Baskets**: Fabricated frames and components - **Electrical Heating Elements**: Ribbon-type heating elements - **Process Industry**: Guides and wear bars in high-temperature zones - **Repair and Maintenance**: Custom fabricated replacement parts --- ### **5. Key Features & Benefits** - **Superior Oxidation Resistance**: Protective chromium oxide layer prevents degradation at high temperatures - **Excellent High-Temperature Strength**: Maintains mechanical properties under prolonged thermal exposure - **Thermal Fatigue Resistance**: Reliable performance in cyclic heating conditions - **Outstanding Machinability**: Can be turned, drilled, milled, and threaded using conventional methods - **Good Weldability**: Compatible with common welding techniques using matching filler metals - **Long Service Life**: Reduced maintenance costs and extended component lifetime - **Versatile Fabrication**: Suitable for both hot and cold working processes --- ### **6. International Standards** | Standard Type | Specification Number | Description | |---------------|----------------------|-------------| | ASTM | B166 | Nickel-Chromium-Iron Alloy Rod & Bar | | UNS | N06004 | Material Designation | | DIN | 2.4867 | NiCr15Fe Alloy Bar | | EN | 2.4816 | NiCr15Fe (Brightray C Equivalent) | | JIS | G 4902 (NCF 601) | Heat-Resisting Nickel-Chromium Alloy | | ISO | 6208 | Wrought Nickel and Nickel Alloy Bars | --- ### **7. Product Specifications** #### **Round Bar:** - **Diameter Range**: 3 mm to 300 mm (0.12" to 12") - **Length**: Standard 3–6 meters; custom lengths available - **Tolerances**: ISO h9-h11 for machining applications - **Surface Finish**: Black, pickled, turned, or polished #### **Flat Bar:** - **Thickness**: 3 mm to 100 mm (0.12" to 4") - **Width**: 10 mm to 300 mm (0.4" to 12") - **Length**: Standard 3–6 meters; custom lengths available - **Edge Condition**: As-rolled, machined, or deburred --- ### **8. Fabrication Notes** - **Machining**: Use carbide tools with positive rake angles; adequate cooling recommended - **Welding**: TIG/MIG welding with ERNiCr-3 filler; pre-heat to 200°C for thick sections - **Hot Working**: Forge at 1150–1200°C; avoid working below 900°C - **Cold Working**: Anneal after severe deformation to restore properties - **Heat Treatment**: Solution anneal at 1050–1150°C followed by rapid cooling --- **Disclaimer**: The information provided is typical and for reference purposes. Actual properties may vary based on manufacturing process, size, and heat treatment. Users must verify suitability for specific applications through testing and consult technical experts for critical applications. Compliance with all 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 2835 gallon liquid totes Special package is available on request.