Nickel 211， Foil，Shim，,E FORU

British Specs:，American Specs:，German Specs:

**Product Datasheet: Nickel 211 Foil & Shim Stock (UNS N02211)** **Nickel 211 Foil and Shim Stock** represent the thin-gauge forms of commercially pure nickel, offering exceptional corrosion resistance, excellent electrical conductivity, and superior formability in precision applications requiring minimal thickness and reliable performance. --- ### **1. Chemical Composition (Typical % by Weight)** | Element | Content (%) | Specification Limit | |----------------|-------------|---------------------| | **Nickel (Ni)** | ≥ 99.2 | ≥ 99.0 | | Copper (Cu) | ≤ 0.20 | ≤ 0.25 | | Iron (Fe) | ≤ 0.35 | ≤ 0.40 | | Manganese (Mn) | ≤ 0.30 | ≤ 0.35 | | Carbon (C) | ≤ 0.12 | ≤ 0.15 | | Silicon (Si) | ≤ 0.30 | ≤ 0.35 | | Sulfur (S) | ≤ 0.020 | ≤ 0.025 | --- ### **2. Physical & Mechanical Properties** **Physical Properties:** - **Density:** 8.89 g/cm³ (0.321 lb/in³) - **Melting Point:** 1440°C (2625°F) - **Thermal Conductivity:** 70 W/m·K (at 20°C) - **Electrical Resistivity:** 0.096 μΩ·m - **Coefficient of Thermal Expansion:** 13.3 × 10⁻⁶/K (20–100°C) - **Magnetic Permeability:** <1.01 (essentially non-magnetic) **Mechanical Properties (Annealed Condition):** | Property | Foil (0.05-0.2 mm) | Shim Stock (0.2-1.0 mm) | |----------|---------------------|--------------------------| | **Tensile Strength** | 350–450 MPa | 380–480 MPa | | **Yield Strength** | 100–180 MPa | 110–200 MPa | | **Elongation** | ≥ 30% | ≥ 35% | | **Hardness** | 60–80 HRB | 65–85 HRB | --- ### **3. Product Applications** **Electronics & Electrical:** - RF/EMI shielding gaskets - Battery terminal shims - Flexible circuit substrates - Capacitor foil electrodes - Transformer core laminations **Aerospace & Defense:** - Cryogenic seal shims - Radar waveguide gaskets - Thermal management shims - Satellite radiation shields - Avionics grounding foil **Industrial Manufacturing:** - Precision alignment shims - High-temperature gaskets - Vacuum furnace seals - Electroplating anodes - Sintering separator foil **Chemical Processing:** - Corrosion-resistant gaskets - Reactor seal shims - Diaphragm and bellows material - Chemical vessel liners - Pipeline isolation shims --- ### **4. International Standards & Specifications** | Standard | Material Number | UNS Number | Product Form | |------------------|-----------------|------------|--------------------| | **ASTM B162** | – | **N02211** | Plate, Sheet, Strip | | **ASTM F4** | – | **N02211** | Fine Foil & Shim | | **DIN 17740** | **2.4060** | N02211 | Nickel Foil | | **ISO 9723** | **NW 2201** | N02211 | Wrought Nickel | | **MIL-N-46025** | – | N02211 | Shim Stock | **Available Forms & Sizes:** - **Foil Thickness:** 0.01 mm to 0.2 mm - **Shim Thickness:** 0.2 mm to 1.0 mm - **Standard Widths:** 50 mm to 600 mm - **Temper Conditions:** Annealed, hard, spring - **Surface Finish:** Bright, matte, polished --- ### **5. Key Advantages** **Material Properties:** - Excellent corrosion resistance in alkaline environments - High electrical and thermal conductivity - Non-magnetic characteristics - Good radiation resistance - Low gas permeability **Fabrication Benefits:** - Excellent punching and blanking characteristics - Can be etched and photochemically machined - Good solderability and weldability - Suitable for deep drawing and forming - Maintains properties at cryogenic temperatures **Performance Characteristics:** - High temperature capability to 315°C (600°F) - Excellent cryogenic performance - Good fatigue resistance - Low outgassing in vacuum applications --- ### **6. Technical Specifications** **Dimensional Tolerances:** - **Thickness:** ±5% for foil, ±3% for shim stock - **Width:** ±0.1 mm for slit edges - **Flatness:** Controlled to minimize curl and camber **Quality Assurance:** - Visual inspection for surface defects - Dimensional verification per specification - Material certification to applicable standards - Optional ultrasonic cleaning available **Special Processing:** - **Annealing:** Available in hydrogen atmosphere for bright finish - **Slitting:** Precision edge control for critical applications - **Surface Treatment:** Passivation, cleaning, coating available --- **Conclusion:** Nickel 211 Foil and Shim Stock provide exceptional performance in applications requiring thin, formable, and corrosion-resistant materials. Their unique combination of electrical conductivity, thermal properties, and fabrication characteristics make them indispensable in electronics, aerospace, and precision engineering industries. --- **For custom sizes, technical specifications, or application engineering support, contact our precision products division.**

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 2805 gallon liquid totes Special package is available on request.