Aluminum Alloy Wire is the essential single-strand building block for high-performance All Aluminum Alloy Conductors (AAAC) used in overhead transmission and distribution networks. Produced from meticulously controlled Al-Mg-Si alloys through advanced solution heat treatment, quenching, precision drawing, and artificial aging processes, it delivers a superior combination of mechanical strength, electrical conductivity, and long-term corrosion resistance compared to conventional pure aluminum (1350-H19) wire.
This high-reliability conductor material enables longer span lengths, reduced sag under load and temperature, excellent resistance to aeolian vibration, and dependable performance in demanding outdoor environments — including coastal, industrial, and high-wind regions. It is the trusted choice for utilities, EPC contractors, and cable manufacturers executing grid modernization, reconductoring, and new transmission projects.
Our wire is manufactured in full compliance with ASTM B398, IEC 61089, and GB/T 3954 standards (with equivalent performance to international specifications), ensuring consistent batch-to-batch quality and full material traceability.
Key Applications in Power Transmission & Distribution
Aluminum Alloy Wire serves as the core material for:
- All Aluminum Alloy Conductors (AAAC) — Primary choice for medium- and high-voltage overhead lines requiring higher strength than AAC while maintaining excellent conductivity.
- Long-Span & High-Mechanical-Performance Lines — Ideal for mountainous terrain, river crossings, and areas with heavy ice/wind loading where strength-to-weight ratio is critical.
- Thermal-Resistant Conductors — Special grades engineered for continuous operation at elevated temperatures (up to 150°C+), enabling higher current-carrying capacity during peak demand or emergency loading.
- Grid Upgrade & Reconductoring Projects — Cost-effective solution for increasing capacity of existing corridors without major tower modifications.
- Utility & Industrial Infrastructure — Where long-term reliability, corrosion resistance, and reduced maintenance are paramount.
These properties make our Aluminum Alloy Wire particularly suitable for large-scale infrastructure initiatives in the Saudi Kingdom and GCC region, supporting Vision 2030 power sector expansion, renewable energy integration, and massive transmission network investments.
Main Grades & Detailed Technical Specifications
We supply three optimized grades to match specific project requirements for strength, conductivity, and thermal performance.
6201 Aluminum Alloy Wire (High-Strength Grade – T81 Temper Equivalent) Engineered for maximum mechanical performance in AAAC conductors.
| Temper | Diameter Range (mm) | Tensile Strength (MPa, min) | Elongation (%, min) | Resistivity @20°C (nΩ·m, max) | Conductivity (% IACS, min) |
|---|
| LHA1 | ≤ 3.50 | 325 | 3 | 32.84 | 52.5 |
| LHA1 | > 3.50 | 315 | 3 | 32.84 | 52.5 |
| LHA2 | All | 295 | 3.5 | 32.53 | 53.0 |
Note: For diameter ≤ 3.50 mm, tensile strength > 325 MPa; for diameter > 3.50 mm, tensile strength > 315 MPa.
6101 Aluminum Alloy Wire (High-Conductivity Grade) Optimized for applications prioritizing electrical efficiency.
| Temper | Diameter (mm) | Tensile Strength (MPa, min) | Elongation (%, min) | Resistivity (20°C, nΩ·m, max) | Conductivity (%, min) |
|---|
| LHA3 | 2.00 ≤ d < 3.00 | 250 | 3.5 | 29.472 | 58.5 |
| LHA3 | 3.00 ≤ d < 3.50 | 240 | 3.5 | 29.472 | 58.5 |
| LHA3 | 3.50 ≤ d < 4.00 | 240 | 3.5 | 29.472 | 58.5 |
| LHA3 | 4.00 ≤ d < 5.00 | 230 | 3.5 | 29.472 | 58.5 |
| LHA4 | 2.00 ≤ d < 3.00 | 290 | 3.0 | 30.247 | 57.0 |
Thermal-Resistant Aluminum Alloy Wire (Continuous Operating Temperature up to 150°C)
Designed for high-temperature performance and increased ampacity.
| Type | Diameter (mm) | Tensile Strength (MPa, min) | Elongation (%, min) | Conductivity (%, min) |
|---|
| NrIh1 | 2.60 < d ≤ 4.,50 | 159–166 | 1.6–2.0 | 60 |
| NrIh2 | 2.60 < d ≤ 4.50 | 225–245 | 1.6–2.0 | 55 |
Summary Comparison of Main Grades
| Grade | Diameter Range (mm) | Tensile Strength (MPa) | Conductivity (% IACS) | Key Application |
|---|
| 6201 Aluminum Alloy Wire | 1.50–5.00 | ≥315–325 | 52–54 | Overhead distribution & transmission |
| 6101 Aluminum Alloy Wire | 1.50–5.00 | ≥295–305 | 56–58 | Thermal-resistant conductors |
| Thermal-Resistant Aluminum Alloy | 1.50–5.00 | ≥280–300 | 58–60 | High-temperature environments |
Custom diameters, tempers, and alloy modifications available upon request to meet exact project specifications.
Advanced Manufacturing Process & Rigorous Quality Assurance
Our Aluminum Alloy Wire is produced using state-of-the-art thermo-mechanical processing:
- High-purity aluminum ingots are alloyed with precise Mg and Si content.
- Continuous casting and rolling produce high-quality redraw rod.
- Solution heat treatment followed by controlled quenching.
- Multi-pass cold drawing with optimized lubrication for uniform deformation.
- Artificial aging to develop the strengthening Mg₂Si precipitate phase — achieving the ideal strength-conductivity balance.
Every batch undergoes comprehensive testing for tensile strength, elongation, electrical resistivity, dimensional tolerance, and surface quality. Full traceability from raw material to finished wire is maintained. Our lines are capable of 24/7 stable production with minimal variation.
Why Choose Our Aluminum Alloy Wire – Reliable Quality, Customized Solutions, Long-Term Partnership
- Optimized Strength-to-Conductivity Balance — Select 6201 for maximum mechanical performance or 6101/thermal-resistant grades for superior conductivity and ampacity.
- Superior Corrosion Resistance — Homogeneous alloy construction eliminates galvanic corrosion risks associated with steel-core conductors; excellent long-term performance in coastal and polluted environments.
- Excellent Sag & Vibration Characteristics — Higher strength permits longer spans and reduced tower costs; lower thermal expansion and improved creep resistance minimize sag under load.
- Proven Field Performance — Widely deployed in AAAC conductors for transmission and distribution projects globally, including challenging Middle East conditions.
- Full Compliance & Traceability — Manufactured to ASTM B398, IEC, and GB/T standards with complete material certification and test reports.
- Tailored Solutions for Your Projects — Custom diameters, tempers, packaging, and alloy adjustments to match your Saudi/GCC facility requirements and specific conductor designs.
- Comprehensive Lifecycle Support — Technical consultation, sample provision, consistent supply, and responsive after-sales service for long-term cooperation.
Our wire delivers bright, uniform surface finish, excellent mechanical properties, and low maintenance requirements — all with competitive total cost of ownership.
Packaging & Reliable Global Supply
Supplied on sturdy wooden reels or pallets with protective wrapping, suitable for long-distance sea and land transport. Standard and custom coil weights available. Packaging ensures wire remains clean, tangle-free, and ready for stranding operations.
Ready to Enhance Your Overhead Conductor Production?
Contact our experienced technical team today. We provide detailed specifications, samples, ROI comparisons versus alternative materials, and reference cases from similar regional projects within 48 hours.
Inquiry Now — Partner with a reliable, technology-driven supplier committed to your success in the Saudi and GCC cable and power infrastructure markets.
Aluminum Alloy Wire – Reliable Cable
Premium Aluminum Alloy Wire (6201 high-strength, 6101 high-conductivity & thermal-resistant grades) for AAAC overhead conductors. Superior strength, conductivity & corrosion resistance. Custom solutions for Saudi & GCC grid projects. Inquiry Now.
Product SKU: Aluminum Alloy Wire1
Product Brand: RLB Machinery
Product Currency: USD
Product Price: Contact for Quote
Product In-Stock: InStock
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