Nickel 211,,，EFORU

### **Nickel 211 (UNS N02211) - Technical Datasheet** --- #### **1. Overview** **Nickel 211** is a commercially pure wrought nickel material known for its excellent corrosion resistance, high thermal and electrical conductivity, and superior magnetic properties. This alloy belongs to the family of non-alloyed nickels and is characterized by its high purity level, typically containing a minimum of 99.0% nickel content. It offers excellent mechanical properties and good fabricability, making it suitable for various industrial applications. --- #### **2. Chemical Composition (Weight %)** The composition reflects the high purity nature of this material. | Element | Content (%) | Role & Benefit | |---------|-------------|----------------| | **Nickel (Ni)** | ≥ 99.0 | Base element providing corrosion resistance and conductivity | | **Copper (Cu)** | ≤ 0.25 | Principal residual element | | **Iron (Fe)** | ≤ 0.40 | Controlled residual element | | **Manganese (Mn)** | ≤ 0.35 | Deoxidizer and sulfur control | | **Carbon (C)** | ≤ 0.15 | Strength enhancement | | **Silicon (Si)** | ≤ 0.35 | Deoxidizer | | **Sulfur (S)** | ≤ 0.025 | Controlled impurity | | **Magnesium (Mg)** | 0.01 - 0.10 | Sulfur control and deoxidization | --- #### **3. Physical Properties** The properties highlight the material's functional characteristics. | Property | Value | |----------|-------| | **Density** | 8.89 g/cm³ (0.321 lb/in³) | | **Melting Point** | 1435-1445°C (2615-2635°F) | | **Specific Heat (20°C)** | 444 J/kg·K | | **Thermal Conductivity** | 70 W/m·K (at 20°C) | | **Mean Coefficient of Thermal Expansion** | 13.3 × 10⁻⁶/°C (20-100°C) | | **Electrical Resistivity** | 0.096 μΩ·m | | **Modulus of Elasticity** | 186 GPa (27 × 10⁶ psi) | | **Magnetic Properties** | Essentially non-magnetic when annealed | --- #### **4. Mechanical Properties** Properties vary with temper condition. **Annealed Condition:** | Property | Value | |----------|-------| | **Tensile Strength** | 380-480 MPa (55-70 ksi) | | **Yield Strength (0.2% Offset)** | 140-210 MPa (20-30 ksi) | | **Elongation** | 40-50% | | **Hardness** | 60-80 HRB | **Hard Temper:** | Property | Value | |----------|-------| | **Tensile Strength** | 550-690 MPa (80-100 ksi) | | **Yield Strength (0.2% Offset)** | 480-620 MPa (70-90 ksi) | | **Elongation** | 15-25% | | **Hardness** | 85-100 HRB | --- #### **5. Product Applications** **Nickel 211** serves in multiple industries due to its unique combination of properties: - **Chemical Processing:** - Caustic soda handling equipment - Food processing equipment - Chemical shipping drums - Evaporator tubes - **Electronics & Electrical:** - Battery components - Electronic lead wires - Spark plug electrodes - Electrical connectors - **Aerospace & Defense:** - Waveguide components - Radar components - Aerospace fasteners - **Industrial Applications:** - Heat exchanger tubes - Anode baskets - Plating industry fixtures - Resistance welding electrodes - **Architectural Applications:** - Roofing and flashing - Architectural trim - Corrosion-resistant building components --- #### **6. International Standards** The material conforms to multiple international specifications. | Standard | Specification | |----------|---------------| | **ASTM** | ASTM B160 - Nickel Rod and Bar
ASTM B161 - Nickel Seamless Pipe and Tube
ASTM B162 - Nickel Plate, Sheet, and Strip | | **UNS** | UNS N02211 | | **AMS** | AMS 5553, AMS 5580 | | **DIN** | DIN 17740 - Ni99.2 | | **EN** | EN 10095 - NW2201 | | **ISO** | ISO 6208 - Ni 99.2 | --- #### **7. Fabrication Characteristics** - **Machining:** Good machinability with proper tool geometry - **Forming:** Excellent cold working properties - **Welding:** All standard welding methods applicable (TIG, MIG, Resistance) - **Heat Treatment:** Stress relief at 425-540°C (800-1000°F) - **Annealing:** 650-870°C (1200-1600°F) followed by rapid cooling --- #### **8. Corrosion Resistance** - Excellent resistance to caustic alkalis - Good resistance to neutral and alkaline salts - Moderate resistance to dilute non-oxidizing acids - Poor resistance to oxidizing acids and ammonium salts --- #### **9. Summary** **Nickel 211 (UNS N02211)** represents a fundamental commercially pure nickel material that offers an optimal balance of corrosion resistance, thermal and electrical conductivity, and mechanical properties. Its high purity composition makes it particularly suitable for applications involving caustic environments while maintaining excellent fabricability. The alloy's combination of functional properties ensures its continued use across chemical processing, electronics, aerospace, and architectural applications. Governed by comprehensive international standards including ASTM B160-162, Nickel 211 remains a versatile and reliable engineering material for both corrosive and electrical applications.

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 1712 gallon liquid totes Special package is available on request.