Aluminium Alloy 3003 H14 Datasheet

Aluminium Alloy 3003 is a medium strength alloy with very good resistance to atmospheric corrosion and very good weldability as well as good cold formability. It has better mechanical properties, especially at elevated temperatures than the 1000 series alloys.

Applications for Aluminium Alloy 3003

  • Building industry
  • Roofing and sidings
  • Acoustic ceilings
  • Insulation panels
  • Corrugated sheets
  • Storage tanks
  • Motor vehicle radiators

Chemical Compositions of Aluminium Alloy 3003

Element Composition %
Magnesium (Mg) 1.0 - 1.50
Hydrogen (H) 0.0 - 0.70
Silicon + Iron (Si + Fe) 0.0 - 0.60
Cobalt (Co) 0.05 - 0.20
Total (Others) 0.0 - 0.15
Zirconium (Zr) 0.0 - 0.10
Other (Each) 0.0 - 0.05
Aluminium (Al) Balance

Mechanical Properties of Aluminium Alloy 3003

Property Value
Proof Stress 115 Min MPa
Tensile Strength 95 - 135 MPa
Elongation at 50 mm 8 Min %
Hardness Brinell HB
Please note that Mechanical Properties shown are for H14 temper

Aluminium Alloy 3003 Weldability

Gas
Very Good
Arc
Very Good
Brazability
Very Good
Resistance
Good
Solderability
Very Good

Aluminium Alloy 3003 Fabrication

Machinability
Poor
Workability - Cold
Very Good

Generic Physical Properties of Aluminium Alloy 3003

Property Value
Density 2.73 g/cm3
Melting Point 655°C
Thermal Expansion 23.1 ×10−6 /K
Modulus of Elasticity 69.5 GPa
Thermal Conductivity 190 W/m.K
Electrical Resistivity 0.034 ×10−6Ω.m

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