Alloy 333,RA-33 Foil,Shim,UNS N06333,E FORU

British Specs:，American Specs: AMS 5717 Bar and Forgings AMS 5593 Sheet, Strip and Plate，German Specs:

**Technical Datasheet: Alloy 333 / RA-333® Foil & Shim (UNS N06333)** --- ### **Overview** Alloy 333 Foil and Shim (UNS N06333), commercially known as **RA-333®**, are ultra-thin gauge forms of the nickel-chromium-iron superalloy, offering exceptional high-temperature stability and corrosion resistance. These precision products are engineered for applications requiring minimal thickness with maximum performance in severe thermal environments up to **1200°C (2200°F)**. --- ### **Chemical Composition (Weight %)** | Element | Content (%) | Role | |---------|-------------|------| | Nickel (Ni) | 44.0-48.0 | Austenitic matrix foundation | | Chromium (Cr) | 24.0-27.0 | Oxidation & sulfidation resistance | | Iron (Fe) | 15.0-20.0 | Solid solution strengthening | | Molybdenum (Mo) | 2.5-4.0 | Resistance to reducing environments | | Tungsten (W) | 2.0-4.0 | High-temperature strength | | Cobalt (Co) | 2.0-4.0 | Solid solution strengthening | | Silicon (Si) | 0.5-1.0 | Oxidation resistance | | Manganese (Mn) | 1.0-2.0 | Hot workability | | Carbon (C) | 0.05-0.10 | High-temperature strength | | Aluminum (Al) | 0.5 max | Deoxidizer | | Titanium (Ti) | 0.5 max | Stabilizer | --- ### **Physical Properties** | Property | Value | |----------|-------| | Density | 8.57 g/cm³ (0.309 lb/in³) | | Melting Range | 1370-1425°C (2500-2600°F) | | Thermal Conductivity | 12.5 W/m·K (at 20°C) | | Coefficient of Thermal Expansion | 14.2 μm/m·°C (20-100°C) | | Specific Heat Capacity | 460 J/kg·K | | Electrical Resistivity | 1.18 μΩ·m | | Modulus of Elasticity | 211 GPa (30.6 × 10⁶ psi) | | Magnetic Permeability | <1.005 (non-magnetic) | --- ### **Mechanical Properties** **Annealed Condition:** - **Tensile Strength**: 690-760 MPa (100-110 ksi) - **Yield Strength (0.2% Offset)**: 310-380 MPa (45-55 ksi) - **Elongation**: 40-50% - **Hardness**: HRB 85-95 **Hard Temper Properties:** - **Tensile Strength**: 860-1030 MPa (125-150 ksi) - **Yield Strength**: 690-860 MPa (100-125 ksi) - **Elongation**: 10-20% --- ### **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 materials **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, thermal barriers, radiation shields - **Electronics**: RF shielding, connector components, heat sinks - **Medical**: Surgical instrument components, implantable devices - **Automotive**: Exhaust system shims, gaskets, thermal management - **Industrial**: Furnace gaskets, heat treatment fixtures, 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 - Predictable springback characteristics **Heat Treatment:** - **Solution Annealing**: 1150-1200°C (2100-2200°F) - **Soaking Time**: 5-15 minutes - **Cooling**: Rapid air or water quench - **Stress Relieving**: 870-900°C (1600-1650°F) when required **Surface Finishes:** - Bright annealed finish - Cold rolled finish - Special polished surfaces - Custom surface treatments available --- ### **International Standards** | Standard Organization | Standard Number | Description | |----------------------|-----------------|-------------| | **ASTM** | B435 | UNS N06333 Sheet, Strip, and Foil | | **ASME** | SB-435 | Code-approved specification | | **SAE** | AMS 5718 | Nickel Alloy Foil and Strip | | **UNS** | N06333 | Unified Numbering System | | **DIN** | 2.4608 | Material Number 2.4608 | | **ISO** | 6208 | Nickel alloy foil and thin strip | --- ### **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 - Thermal cycle testing --- ### **Key Advantages** 1. **Exceptional high-temperature stability** up to 1200°C (2200°F) 2. **Superior oxidation and carburization resistance** 3. **Excellent fabricability** for precision components 4. **Good thermal fatigue resistance** under cyclic conditions 5. **Consistent mechanical properties** in thin sections --- ### **Packaging and Handling** **Standard Packaging:** - Protective interleaved coils - Flat sheets in protective wrapping - Custom cut shapes in sealed packages - Moisture-resistant packaging available **Storage Recommendations:** - Store in clean, dry conditions - Protect from surface damage - Avoid exposure to corrosive atmospheres - Maintain in original packaging until use --- **Notes:** - "RA-333" is a registered trademark of Rolled Alloys - 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 2922 gallon liquid totes Special package is available on request.