Alloy G-3,INCO G-3 Foil,Shim,,E FORU

British Specs:，American Specs:，German Specs:

**Product Data Sheet: Alloy G-3 / INCO G-3 Foil & Shim Stock** **Nickel-Chromium-Iron-Molybdenum Alloy Foil & Shim** --- ### **1. Product Overview** **Alloy G-3 Foil & Shim** represents the ultimate in precision-engineered corrosion-resistant materials, manufactured through sophisticated rolling and finishing processes to achieve ultra-thin gauges while maintaining exceptional corrosion resistance. These products combine the superior chemical resistance of Alloy G-3 with unparalleled flexibility and dimensional precision, making them ideal for applications requiring minimal thickness, precise conformity, and reliable performance in highly corrosive environments including sulfuric acid, phosphoric acid, and other aggressive chemical services. --- ### **2. Chemical Composition (Typical % by Weight)** | Element | Content (%) | Function | |---------|-------------|----------| | Nickel (Ni) | Balance | Base element providing corrosion resistance and ductility | | Chromium (Cr) | 21.0-23.5 | Confers resistance to oxidizing media and pitting corrosion | | Iron (Fe) | 18.0-21.0 | Provides solid solution strengthening | | Molybdenum (Mo) | 6.0-8.0 | Enhances resistance to reducing acids and localized corrosion | | Copper (Cu) | 1.5-2.5 | Improves resistance to sulfuric acid environments | | Tungsten (W) | ≤1.5 | Augments localized corrosion resistance | | Cobalt (Co) | ≤5.0 | Controls carbon activity and enhances thermal stability | | Carbon (C) | ≤0.015 | Minimized to prevent sensitization | | Manganese (Mn) | ≤1.0 | Serves as deoxidizer and controls sulfur | | Silicon (Si) | ≤1.0 | Enhances oxidation resistance | --- ### **3. Physical & Mechanical Properties** | Property | Foil (0.025-0.125mm) | Shim (0.125-0.76mm) | |----------|----------------------|---------------------| | Density | 8.3 g/cm³ | 8.3 g/cm³ | | Melting Point | 1370°C (2500°F) | 1370°C (2500°F) | | Thermal Conductivity | 10.1 W/m·K at 20°C | 10.1 W/m·K at 20°C | | Coefficient of Thermal Expansion | 13.7 μm/m·K (20-100°C) | 13.7 μm/m·K (20-100°C) | | Electrical Resistivity | 1.12 μΩ·m at 20°C | 1.12 μΩ·m at 20°C | | Tensile Strength | 550-750 MPa | 600-800 MPa | | Yield Strength (0.2% Offset) | 200-450 MPa | 250-500 MPa | | Elongation | 15-30% | 20-35% | | Surface Finish | < 0.3 μm Ra | < 0.5 μm Ra | | Maximum Service Temperature | 400°C (750°F) | 400°C (750°F) | --- ### **4. Product Applications** #### **4.1 Foil Applications (0.025mm to 0.125mm / 0.001" to 0.005")** - **Chemical Processing Gaskets**: Ultra-thin seals for flange connections in acid service - **Electrochemical Cells**: Current collectors and separator materials - **Laboratory Equipment**: Liners and protective layers for analytical instruments - **Medical Devices**: Corrosion-resistant components for surgical instruments - **Electronic Shielding**: EMI/RFI shielding in corrosive environments - **Flexible Circuits**: Conductive paths in corrosive service conditions - **Sensor Components**: Thin-film sensors for chemical detection #### **4.2 Shim Applications (0.125mm to 0.76mm / 0.005" to 0.030")** - **Chemical Equipment Spacers**: Precision spacing in reactor assemblies - **Pump and Valve Seals**: Gaskets and sealing elements for corrosive fluids - **Heat Exchanger Components**: Sealing and spacing elements - **Alignment Shims**: Critical alignment in corrosive process equipment - **Electrical Insulation**: Corrosion-resistant insulating washers and spacers - **Compensation Shims**: Thermal expansion compensation in chemical systems - **Protective Liners**: Temporary protective layers during fabrication --- ### **5. Key Features & Benefits** - **Exceptional Corrosion Resistance**: Superior performance in both oxidizing and reducing environments - **Ultra-Thin Capability**: Available down to 0.025mm (0.001") with consistent properties - **Precision Dimensional Control**: Tight thickness tolerances for critical applications - **Excellent Formability**: Can be easily formed, stamped, and shaped to complex contours - **High Pitting Resistance**: PREN value >30 ensures excellent localized corrosion resistance - **Consistent Mechanical Properties**: Uniform strength and ductility throughout material - **Good Weldability**: Can be welded using micro-TIG and resistance welding techniques - **Cost-Effective Solution**: Provides corrosion protection with minimal material usage --- ### **6. International Standards & Specifications** | Standard Type | Specification Number | Description | |---------------|----------------------|-------------| | ASTM | B162 | Standard Specification for Nickel Plate, Sheet, and Strip | | UNS | N06985 | Unified Numbering System Designation | | DIN | 2.4619 | Material Number and Specification | | EN | 2.4619 | European Standard Designation | | ISO | 6208 | Nickel Alloy Strip for General Corrosion-Resistant Applications | --- ### **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 #### **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 --- ### **8. Fabrication & Processing** #### **8.1 Manufacturing Processes** - **Photochemical Etching**: Excellent for producing complex foil patterns - **Precision Stamping**: High-volume production of shim components - **Laser Cutting**: Precision cutting of intricate shapes and patterns - **Waterjet Cutting**: Cold cutting process for heat-sensitive applications - **Fine Blanking**: Production of components with smooth edge surfaces #### **8.2 Heat Treatment & Finishing** - **Solution Annealing**: 1150-1200°C followed by rapid cooling - **Stress Relieving**: Low-temperature treatments for dimensional stability - **Surface Treatment**: Passivation and special coatings available - **Cleaning**: Ultrasonic and chemical cleaning for critical applications --- ### **9. Quality Assurance & Certification** - **Material Certification**: EN 10204 3.1/3.2 with full traceability - **Dimensional Verification**: Certified to meet precise thickness tolerances - **Surface Quality**: Controlled surface finish free from defects and contamination - **Testing Protocols**: Mechanical testing, chemical analysis, corrosion testing - **Certifications**: ISO 9001, ISO 14001, PED 2014/68/EU compliance - **Documentation**: Certified Mill Test Reports with complete material properties --- **Disclaimer**: The technical information provided represents typical values and is for reference purposes. Actual properties may vary based on manufacturing process, foil/shim thickness, and heat treatment condition. Users must verify suitability for specific applications through appropriate testing and consult with technical experts for critical applications. Compliance with all applicable safety standards, codes, 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 2857 gallon liquid totes Special package is available on request.