1350-H19 Aluminum alloy,Aluminum 1350-H19 alloy,E FORU

### **1350-H19 Aluminum Alloy Product Introduction** **1. Overview** 1350-H19 is an extra-hard strain-hardened temper of the electrical conductor grade 1350 aluminum alloy, representing the hardest condition available in the H1X temper series. The "H19" temper designation indicates that the material has been strain-hardened beyond the standard full-hard condition (H18) to achieve exceptional mechanical strength properties. This specialized temper offers the ultimate in mechanical strength for electrical conductor applications while maintaining acceptable electrical conductivity, making it suitable for applications demanding extreme rigidity and maximum tensile strength. **2. Chemical Composition (Typical, % by Weight)** The composition adheres to the high purity standards of 1350 aluminum alloy with controlled impurities. | Element | Content (%) | |---------|-------------| | **Aluminum (Al)** | ≥99.50 | | **Iron (Fe)** | ≤0.25 | | **Silicon (Si)** | ≤0.15 | | **Copper (Cu)** | ≤0.03 | | **Manganese (Mn)** | ≤0.02 | | **Zinc (Zn)** | ≤0.05 | | **Other Elements (Each)** | ≤0.03 | | **Other Elements (Total)** | ≤0.10 | *Note: The strictly controlled composition ensures the best possible balance between electrical conductivity and extreme mechanical properties.* **3. Physical Properties** | Property | Value | |----------|-------| | **Density** | 2.71 g/cm³ | | **Melting Point** | 646-657°C | | **Electrical Conductivity** | 58% IACS | | **Thermal Conductivity** | 220 W/(m·K) | | **Coefficient of Thermal Expansion** | 23.3 × 10⁻⁶/K (20-100°C) | | **Modulus of Elasticity** | 69 GPa | **4. Mechanical Properties (Typical for H19 Temper)** The H19 temper provides the ultimate strength achievable through strain hardening for 1350 aluminum. | Property | Value | |----------|-------| | **Tensile Strength** | 170-195 MPa | | **Yield Strength (0.2% Offset)** | 160-185 MPa | | **Elongation (% in 50mm)** | 2-4% | | **Hardness (Brinell)** | 46-52 HB | *Key Characteristics of H19 Temper:* * **Ultimate Strength**: Highest mechanical strength achievable in the 1350 series * **Exceptional Rigidity**: Maximum resistance to deformation and stretching * **Very Limited Formability**: Suitable only for minimal forming operations * **Maintained Conductivity**: Preserves acceptable electrical conductivity **5. Product Applications** 1350-H19 is primarily supplied as wire and specialized conductors for extreme mechanical demand applications. * **Extra High Strength Conductors**: Overhead transmission lines requiring maximum tensile strength * **Long Span Conductors**: Electrical conductors for long-span applications * **Severe Weather Applications**: Power lines in areas with heavy ice and wind loading * **Specialty Busbars**: Ultra-stiff busbars for critical power distribution * **Electrical Machinery**: Components requiring extreme mechanical strength * **Aerospace Electrical**: Specialized electrical components in aerospace applications * **Heavy Industrial**: Electrical applications in extreme industrial environments **6. International Standards** 1350-H19 is recognized under major international standardization systems. | Standard System | Designation | |-----------------|-------------| | **EN (Europe)** | EN AW-1350A H19 | | **IEC** | IEC 60104 | | **ASTM (USA)** | ASTM B230/B231 1350 H19 | | **UNS (USA)** | UNS A91350 H19 | | **JIS (Japan)** | A1350 H19 | | **GB (China)** | 1350 H19 | --- **Summary** **1350-H19 Aluminum Alloy** represents the **extra-hard temper** in the 1350 aluminum series, providing the **ultimate strength achievable through advanced strain hardening processes** for electrical conductor applications. This specialized temper delivers mechanical properties that exceed conventional full-hard conditions, making it ideal for applications where maximum tensile strength, extreme rigidity, and resistance to deformation are critical requirements. While its formability is extremely limited and electrical conductivity is slightly reduced compared to softer tempers, the H19 condition offers unparalleled strength characteristics that are essential for demanding applications such as long-span transmission lines, severe weather installations, and specialized industrial applications. The combination of these extreme mechanical properties with maintained electrical functionality makes 1350-H19 the premium choice for the most demanding electrical conductor applications where conventional aluminum conductors cannot meet the rigorous mechanical requirements.

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 1486 gallon liquid totes Special package is available on request.