Home > Aluminium > Aluminium Grade > 6061 Aluminium

6061 Aluminium

6061 Aluminium is one of the most versatile and commonly used aluminium alloys. It is known for its excellent mechanical properties, corrosion resistance, weldability, and machinability. This alloy is heat-treatable, providing good strength-to-weight ratio, making it suitable for a wide range of applications, including structural components, aerospace, automotive, and marine industries.

Solitaire Steel & Engineering LLP, based in Khetwadi, Mumbai, India, is a trusted supplier and exporter of 6061 Aluminium in various forms such as sheets, plates, tubes, pipes, bars, angles, channels, and fittings. We are committed to delivering high-quality aluminium products that meet international standards.

Technical Specifications for 6061 Aluminium

Physical Properties

Property Value
Density 2.70 g/cm³
Melting Point 582 – 652°C
Modulus of Elasticity 69 GPa
Thermal Expansion 23.6 x 10⁻⁶ /K
Electrical Conductivity 40% IACS
Thermal Conductivity 167 W/m·K
Specific Heat Capacity 900 J/kg·K

Mechanical Properties

Property Value
Tensile Strength 290 MPa (T6 temper)
Yield Strength 240 MPa (T6 temper)
Elongation (%) 12%
Hardness (Brinell) 95 HB (T6 temper)
Fatigue Strength 96 MPa
Shear Strength 186 MPa

Electrical Properties

Property Value
Electrical Conductivity 40% IACS
Electrical Resistivity 0.038 Ω·mm²/m

Optical Properties

Property Value
Reflectivity 85%
Surface Finish Mill finish, polished, custom finish

Thermal Properties

Property Value
Thermal Conductivity 167 W/m·K
Thermal Expansion 23.6 x 10⁻⁶ /K
Specific Heat Capacity 900 J/kg·K
Melting Point 582 – 652°C

Processing Properties

Property Value
Workability Excellent
Weldability Excellent
Machinability Good
Corrosion Resistance Very Good
Formability Excellent

Component Elements Properties

Element Percentage (%)
Aluminium (Al) Balance
Magnesium (Mg) 0.8 – 1.2
Silicon (Si) 0.4 – 0.8
Iron (Fe) 0.7 max
Copper (Cu) 0.15 – 0.40
Chromium (Cr) 0.04 – 0.35
Zinc (Zn) 0.25 max
Manganese (Mn) 0.15 max
Titanium (Ti) 0.15 max

Product Specifications for 6061 Aluminium

Product Type Standards Sizes Types Applications
Sheets ASTM B209 0.5mm – 10mm thickness Cold Rolled, Hot Rolled Aerospace, automotive, marine
Plates ASTM B209 10mm – 150mm thickness Hot Rolled Structural components, industrial applications
Tubes ASTM B210 6mm – 300mm diameter Seamless, Welded Fluid transport systems, scaffolding
Pipes ASTM B241 10mm – 400mm diameter Seamless, Welded Piping systems, chemical processing
Bars ASTM B211 6mm – 100mm diameter Round, Square, Flat Frames, supports, machinery parts
Angles ASTM B221 25mm x 25mm – 150mm x 150mm Equal, Unequal Construction, framework, bracing
Channels ASTM B221 Custom sizes U-Channels, C-Channels Industrial structures, architectural designs
Fittings ASTM B247 Custom sizes Elbows, Tees, Reducers Marine, industrial piping systems

Comparison: 6061 Aluminium vs 5052 Aluminium

Property 6061 Aluminium 5052 Aluminium
Strength High (290 MPa) Medium (210 MPa)
Corrosion Resistance Good Excellent (especially in marine environments)
Weldability Excellent Excellent
Applications Structural, aerospace, automotive General purpose, marine
Electrical Conductivity 40% IACS 35% IACS
Tensile Strength 290 MPa 210 MPa

For a free quote or to learn more about our range of Aluminium Sheets and Plates, Contact Solitaire Steel & Engineering LLP today. Our team is ready to assist with tailored solutions for all your industrial needs.