Alloy 301,Duranickel 301 Foil,Shim,,E FORU

British Specs:，American Specs:，German Specs:

**Technical Datasheet: Duranickel® 301 (UNS N03301) Foil & Shim** --- ### **Overview** Duranickel® 301 Foil and Shim (Alloy 301, UNS N03301) are ultra-thin gauge forms of the precipitation-hardenable nickel alloy, offering exceptional strength, excellent spring properties, and superior corrosion resistance in lightweight, precision applications. These products are specifically engineered for applications requiring minimal thickness combined with maximum performance in demanding environments. --- ### **Chemical Composition (Weight %)** | Element | Content (%) | Role | |---------|-------------|------| | Nickel (Ni) | 93.0–96.0 | Base element, provides corrosion resistance | | Titanium (Ti) | 4.0–5.0 | Primary age-hardening element | | Aluminum (Al) | 0.5–1.0 | Secondary hardening element | | Carbon (C) | ≤0.30 | Strength enhancement | | Manganese (Mn) | ≤0.50 | Improves hot workability | | Silicon (Si) | ≤0.50 | Deoxidizer | | Iron (Fe) | ≤0.50 | Residual element | | Sulfur (S) | ≤0.015 | Controlled impurity | | Magnesium (Mg) | 0.10–0.20 | Grain refinement | --- ### **Physical Properties** | Property | Value | |----------|-------| | Density | 8.20 g/cm³ (0.296 lb/in³) | | Melting Point | 1440°C (2620°F) | | Thermal Conductivity | 29.7 W/m·K (at 20°C) | | Coefficient of Thermal Expansion | 13.5 μm/m·°C (20–100°C) | | Electrical Resistivity | 0.75 μΩ·m | | Modulus of Elasticity | 186 GPa (27×10⁶ psi) | | Magnetic Permeability | <1.002 (non-magnetic) | --- ### **Mechanical Properties** **Solution Annealed Condition:** - **Tensile Strength**: 620–760 MPa (90–110 ksi) - **Yield Strength (0.2% Offset)**: 240–380 MPa (35–55 ksi) - **Elongation**: 25–35% - **Hardness**: HRB 85–95 **Age-Hardened Condition:** - **Tensile Strength**: 1240–1520 MPa (180–220 ksi) - **Yield Strength (0.2% Offset)**: 1030–1380 MPa (150–200 ksi) - **Elongation**: 10–20% - **Hardness**: HRC 36–44 --- ### **Product Specifications** **Foil (Thickness < 0.1 mm):** - Thickness Range: 0.025–0.1 mm (0.001–0.004 inches) - Width Range: 50–600 mm (2–24 inches) - Standard Tolerance: ±10% of thickness **Shim (Thickness 0.1–1.0 mm):** - Thickness Range: 0.1–1.0 mm (0.004–0.040 inches) - Width Range: 50–600 mm (2–24 inches) - Standard Tolerance: ±0.005 mm for precision shims --- ### **Product Applications** **Foil Applications:** - High-temperature gaskets and seals - Electronic shielding components - Precision instrument diaphragms - Aerospace thermal protection - Medical device components - Electrical resistance elements - Cryogenic container seals - Vibration damping shims **Shim Applications:** - Precision alignment shims - Bearing and bushing shims - Machinery spacing components - Aerospace structural shims - Marine equipment shims - Automotive alignment shims - Pump and compressor shims - Tool and die spacing elements **Industry-Specific Applications:** - **Aerospace**: Engine shims, airframe alignment shims, thermal barriers - **Electronics**: RF shielding, connector components, spring contacts - **Medical**: Surgical instrument components, implantable device parts - **Automotive**: Precision shims, gaskets, vibration dampers - **Industrial**: Machinery alignment, bearing shims, spacer elements --- ### **Fabrication Characteristics** **Forming and Stamping:** - Excellent stamping characteristics in annealed condition - Clean edge quality when blanked - Suitable for progressive die operations - Good dimensional stability during aging - Predictable springback characteristics **Heat Treatment:** - Solution Annealing: 870–980°C (1600–1800°F) - Age Hardening: 595–620°C (1100–1150°F) for 12–16 hours - Rapid cooling after solution annealing - Minimal distortion during heat treatment **Surface Finishes:** - Mill finish (as-rolled) - Bright annealed finish - Special polished surfaces - Custom surface treatments available --- ### **International Standards** | Standard Organization | Standard Number | Description | |----------------------|-----------------|-------------| | **ASTM** | B865 | Standard Specification for Nickel Alloy Foil and Strip | | **ASME** | SB-865 | Code-approved version | | **SAE** | AMS 5549 | Nickel Alloy Foil and Shim, Age Hardenable | | **ISO** | 6208 | Nickel alloy foil and thin strip | | **UNS** | N03301 | Unified Numbering System | | **DIN** | 17750 | Nickel alloy foil specifications | --- ### **Quality Assurance** **Testing and Certification:** - Dimensional accuracy verification - Chemical composition certification - Mechanical property testing - Surface quality inspection - Heat treatment certification - Edge condition examination - EN 10204 3.1/3.2 certification available **Special Testing Available:** - Flatness testing - Surface roughness measurement - Spring property testing - Corrosion resistance testing - Fatigue testing - Non-destructive examination --- ### **Key Advantages** 1. **Highest Strength**: Maximum strength-to-thickness ratio among nickel alloys 2. **Excellent Spring Properties**: Superior spring characteristics in thin sections 3. **Corrosion Resistance**: Excellent performance in corrosive environments 4. **Precision Manufacturing**: Tight thickness tolerances and consistent properties 5. **Temperature Stability**: Maintains properties at elevated temperatures 6. **Non-Magnetic**: Suitable for electronic and sensitive applications --- ### **Packaging and Handling** **Standard Packaging:** - Foil: supplied in rolls or flat sheets - Shim: supplied in flat sheets or custom-cut shapes - Protective interleaving available - Moisture-resistant packaging **Storage Recommendations:** - Store in clean, dry conditions - Protect from surface damage - Avoid exposure to corrosive atmospheres - Maintain in original packaging until use --- **Notes:** - "Duranickel" is a registered trademark of Special Metals Corporation - All foil and shim products supplied with material certification - Custom sizes and special tolerances available upon request - Technical data represents typical values *For specific application requirements and technical assistance, consult with materials engineering specialists.*

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 2909 gallon liquid totes Special package is available on request.