6201-T6 Aluminum alloy,Aluminum 6201-T6 alloy,E FORU

### **Aluminum 6201-T6 Alloy: Product Introduction** **Overview** Aluminum 6201-T6 is a high-strength aluminum-magnesium-silicon alloy supplied in the solution heat-treated and artificially aged condition, specifically designed for **electrical conductor applications**. This temper provides the **optimal balance between high mechanical strength and excellent electrical conductivity**, making it ideal for overhead power transmission lines and other electrical applications where both mechanical reliability and electrical performance are critical. --- #### **1. Chemical Composition (Weight %)** | Element | Minimum (%) | Maximum (%) | |---------|-------------|-------------| | Silicon (Si) | 0.50 | 0.9 | | Iron (Fe) | - | 0.50 | | Copper (Cu) | - | 0.10 | | Manganese (Mn) | - | 0.03 | | Magnesium (Mg) | 0.6 | 0.9 | | Chromium (Cr) | - | 0.03 | | Zinc (Zn) | - | 0.10 | | Titanium (Ti) | - | 0.03 | | Other (Each) | - | 0.03 | | Other (Total) | - | 0.10 | | **Aluminum (Al)** | **Balance** | | --- #### **2. Physical Properties** | Property | Metric Value | Imperial Value | |----------|--------------|----------------| | **Density** | 2.70 g/cm³ | 0.0975 lb/in³ | | **Melting Range** | 615-655 °C | 1140-1210 °F | | **Electrical Conductivity** | 55-59% IACS | 55-59% IACS | | **Thermal Conductivity** | 195-210 W/m·K | 1130-1220 BTU·in/(hr·ft²·°F) | | **Coefficient of Thermal Expansion** | 23.4 × 10⁻⁶/°C | 13.0 × 10⁻⁶/°F | | **Modulus of Elasticity** | 68.9 GPa | 10,000 ksi | --- #### **3. Mechanical Properties** **Typical Mechanical Properties for 6201-T6:** | Property | Metric Value | Imperial Value | |----------|--------------|----------------| | **Tensile Strength** | 310-350 MPa | 45-51 ksi | | **Yield Strength (0.2% Offset)** | 285-325 MPa | 41-47 ksi | | **Elongation (in 50mm)** | 8-12% | 8-12% | | **Hardness (Brinell)** | 100-110 HB | 100-110 HB | | **Shear Strength** | 200-230 MPa | 29-33 ksi | | **Fatigue Strength** | 120-140 MPa | 17-20 ksi | --- #### **4. International Standards** * **IEC Standards:** * IEC 60104: Aluminum-magnesium-silicon alloy wire for overhead line conductors * IEC 60889: Hard-drawn aluminum wire for overhead line conductors * IEC 62004: Thermal-resistant aluminum alloy wire for overhead line conductor * **ASTM Standards:** * ASTM B396: Standard Specification for Aluminum-Alloy 6101-T61 and 6101-T63 Extruded Round Tube for Electrical Purposes * **European Standards (EN):** * EN 573-3: Chemical composition * EN 754-2: Mechanical properties for drawn bars and tubes * **National Standards:** * GB/T 23308-2009 (China) * JIS H4040 (Japan) --- #### **5. Product Applications** **Overhead Power Transmission:** - All Aluminum Alloy Conductors (AAAC) - High-voltage transmission lines - Power distribution conductors - Transmission line ground wires **Electrical Hardware:** - Bus bars and bus bar systems - Electrical connector parts - Transformer components - Switchgear current-carrying parts **Specialized Applications:** - High-strength electrical conductors - Messenger and guy wires - Cable reinforcement components - Electrical support systems **Industrial Applications:** - High-strength heat sinks - Power electronic components - Electrical machinery parts - Specialized electrical fixtures --- #### **6. Key Characteristics & Advantages** * **Excellent Electrical Conductivity:** High conductivity combined with good mechanical strength * **High Mechanical Strength:** Superior strength-to-weight ratio for electrical applications * **Good Thermal Conductivity:** Effective heat dissipation characteristics * **Excellent Fatigue Resistance:** Superior performance under cyclic loading conditions * **Good Corrosion Resistance:** Adequate performance in various environmental conditions * **Thermal Stability:** Maintains properties at elevated temperatures * **Reliable Performance:** Consistent mechanical and electrical properties --- #### **7. Heat Treatment Process** **Solution Heat Treatment:** - Temperature: 520-530°C (968-986°F) - Time: 30-60 minutes depending on thickness - Quenching: Rapid water quenching **Artificial Aging Process:** - Temperature: 160-170°C (320-338°F) - Time: 8-12 hours - Cooling: Air cooling to room temperature --- #### **8. Processing and Fabrication** **Wire Drawing Characteristics:** - Good for fine wire drawing - Consistent mechanical properties - Good surface quality - Suitable for stranded conductor manufacturing **Machining Properties:** - Good machinability with proper tooling - Suitable for precision electrical components - Good surface finish obtainable - Requires appropriate cutting parameters **Forming Limitations:** - Limited formability in T6 condition - Suitable only for minor adjustments - High springback characteristics - Specialized equipment required **Joining Methods:** - Good weldability using proper procedures - Mechanical connections preferred - Suitable for compression connectors - Compatible with electrical connection methods --- #### **9. Quality Assurance** **Testing Requirements:** - Electrical conductivity testing - Mechanical property verification - Chemical composition analysis - Surface quality inspection - Dimensional accuracy checks **Certification:** - Mill test certificates per international standards - Electrical performance certification - Process control documentation - Full traceability records --- **Technical Note:** Aluminum 6201-T6 represents the optimal temper condition for electrical conductor applications requiring the best combination of mechanical strength and electrical conductivity. The artificial aging process provides maximum strength development while maintaining the high electrical conductivity that makes this alloy particularly valuable for power transmission and distribution systems. This alloy is specifically designed for applications where both structural integrity and electrical performance are critical, such as in overhead transmission lines, bus bars, and electrical conductors. The balance of properties achieved through the T6 heat treatment makes 6201-T6 the material of choice for demanding electrical applications where reliability, efficiency, and long-term performance are essential considerations.

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 2057 gallon liquid totes Special package is available on request.