Built for strength, engineered for precision—the Plain Mill Finish Aluminium Round Bar – 1 1/4″ (31.75 mm) Diameter is a heavy-duty solid rod made from 6082‑T6 aluminium alloy, trusted across industries for its exceptional strength-to-weight ratio, excellent corrosion resistance, and outstanding machinability.
This round bar features a raw mill finish, giving you full flexibility to machine, weld, cut, or finish it to your exact requirements. Whether you're fabricating structural components, machining high-load parts, or building custom metal frameworks, this rod delivers unmatched reliability and performance in every application.
Key Features:
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1 1/4″ (31.75 mm) Diameter Solid Rod – Precision-machined for dimensional accuracy and a clean profile
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Premium 6082‑T6 Aluminium Alloy – High tensile strength and excellent resistance to fatigue and corrosion
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Plain Mill Finish – Supplied raw and uncoated, ready for full customization in workshop or CNC environments
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Industrial-Grade Build – Ideal for high-stress applications in construction, fabrication, and engineering
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Workable & Versatile – Perfect for lathe turning, milling, drilling, TIG/MIG welding, or surface finishing
Popular Applications:
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Structural Frames, Brackets & Reinforcements
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🛠 CNC Machined Components & Tooling
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Heavy-Duty Fixtures & Mechanical Prototypes
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Automotive & Marine Parts
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Industrial Maintenance & Workshop Fabrication
Specifications:
Diameter |
1 1/4 inch (31.75 mm) |
Measurement Type |
Imperial |
Proof Stress |
Minimum 260 MPa |
Shear Strength |
84 to 220 MPa |
Thermal Expansion |
24 × 10⁻⁶ /K |
Modulus of Elasticity |
70 GPa |
Thermal Conductivity |
180 W/m.K |
Electrical Resistivity |
0.038 × 10⁻⁶ Ω·m |
Resistance Weldability |
Good |
Why Choose This Round Bar?
When your project demands industrial strength with precision compatibility, the 1 1/4″ 6082‑T6 aluminium round bar delivers. It’s a go-to material for machinists, builders, engineers, and fabricators who need durability without compromise—perfect for high-load, high-performance applications.