Alloy B-2,Hastelloy B-2 Foil,Shim,,E FORU

British Specs:，American Specs:，German Specs:

**Product Data Sheet: Alloy B-2 / Hastelloy® B-2 Foil & Shim Stock** **Nickel-Molybdenum Alloy Foil & Shim for Severe Corrosive Service** --- ### **1. Product Overview** **Hastelloy® B-2 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 in reducing environments. These products combine the superior chemical resistance of Hastelloy B-2 with unparalleled flexibility and dimensional precision, making them ideal for applications requiring minimal thickness, precise conformity, and reliable performance in highly aggressive chemical environments including hydrochloric acid, sulfuric acid, and other reducing media. --- ### **2. Chemical Composition (Typical % by Weight)** | Element | Content (%) | Function | |---------|-------------|----------| | Nickel (Ni) | Balance | Base element providing corrosion resistance and ductility | | Molybdenum (Mo) | 26.0-30.0 | Primary element for resistance to reducing acids | | Iron (Fe) | 2.0 max | Controlled to minimize detrimental phase formation | | Chromium (Cr) | 1.0 max | Limited to maintain performance in reducing environments | | Manganese (Mn) | 1.0 max | Deoxidizer and process control | | Silicon (Si) | 0.10 max | Controlled to prevent silicide formation | | Carbon (C) | 0.02 max | Minimized to prevent carbide precipitation | | Cobalt (Co) | 1.0 max | Controlled impurity | | Phosphorus (P) | 0.04 max | Controlled to prevent embrittlement | | Sulfur (S) | 0.03 max | Minimized to prevent hot cracking | --- ### **3. Physical & Mechanical Properties** | Property | Foil (0.025-0.125mm) | Shim (0.125-0.76mm) | |---------|---------------------|---------------------| | Density | 9.22 g/cm³ | 9.22 g/cm³ | | Melting Point | 1330-1380°C | 1330-1380°C | | Thermal Conductivity | 10.8 W/m·K at 20°C | 10.8 W/m·K at 20°C | | Coefficient of Thermal Expansion | 10.3 μm/m·K (20-100°C) | 10.3 μm/m·K (20-100°C) | | Electrical Resistivity | 1.35 μΩ·m at 20°C | 1.35 μΩ·m at 20°C | | Tensile Strength | 550-800 MPa | 600-850 MPa | | Yield Strength (0.2% Offset) | 200-500 MPa | 250-550 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 hydrochloric acid at all concentrations and temperatures - **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 - **Low Carbon Content**: Minimizes carbide precipitation during welding and thermal processing - **Consistent Mechanical Properties**: Uniform strength and ductility throughout material - **Good Weldability**: Can be welded using micro-TIG and resistance welding techniques - **High Pitting Resistance Equivalent Number (PREN)**: Excellent resistance to localized corrosion --- ### **6. International Standards & Specifications** | Standard Type | Specification Number | Description | |---------------|----------------------|-------------| | ASTM | B333 | Standard Specification for Plate, Sheet, and Strip | | UNS | N10665 | Unified Numbering System Designation | | DIN | 2.4617 | Material Number and Specification | | EN | 2.4617 | 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**: 1065-1120°C (1950-2050°F) 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. Hastelloy® is a registered trademark of Haynes International. 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 2870 gallon liquid totes Special package is available on request.