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Data Sheets

Aluminium Alloy - Commercial Alloy

3103 H14 Sheet


Aluminium alloy 3103 H14

Chemical Composition

BS EN 573-3:2009
Alloy 3103
Chemical Element % Present
Manganese (Mn) 0.90 - 1.50
Iron (Fe) 0.0 - 0.70
Copper (Cu) 0.0 - 0.10
Magnesium (Mg) 0.0 - 0.30
Silicon (Si) 0.0 - 0.50
Zinc (Zn) 0.0 - 0.20
Other (Each) 0.0 - 0.05
Others (Total) 0.0 - 0.15
Chromium (Cr) 0.0 - 0.10
Titanium + Zirconium (Ti+Zr) 0.0 - 0.10
Aluminium (Al) Balance

Alloy Designations

Aluminium alloy 3103 corresponds to the following standard designations and specifications but may not be a direct equivalent:

ISO Al Mn1 

 

Generic Physical Properties

Physical Property Value
Density 2.73 g/cm³
Melting Point 655 °C
Thermal Expansion 23.1 x10^-6 /K
Modulus of Elasticity 69.5 GPa
Thermal Conductivity 160 W/m.K
Electrical Resistivity 42 % IACS

Mechanical Properties

BS EN 485-2:2008
Sheet - 0.2mm to 6.0mm
Mechanical Property Value
Tensile Strength 140 - 180 MPa
Proof Stress 120 Min MPa
Hardness Brinell 45 HB

Weldability

Alloy 3103 has very good weldability

Fabrication

Workability – Cold: Good

Machinability: Acceptable

Weldability – Gas: Very Good

Weldability – Arc: Very Good

Weldability – Resistance: Good

Brazability: Very Good
Solderability: Very Good


Disclaimer

This Data is indicative only and as such is not to be relied upon in place of the full specification. In particular, mechanical property requirements vary widely with temper, product and product dimensions. All information is based on our present knowledge and is given in good faith. No liability will be accepted by the Company in respect of any action taken by any third party in reliance thereon.

Please note that the 'Datasheet Update' date shown above is no guarantee of accuracy or whether the datasheet is up to date.

The information provided in this datasheet has been drawn from various recognised sources, including EN Standards, recognised industry references (printed & online) and manufacturers’ data. No guarantee is given that the information is from the latest issue of those sources or about the accuracy of those sources.

Material supplied by the Company may vary significantly from this data, but will conform to all relevant and applicable standards.

As the products detailed may be used for a wide variety of purposes and as the Company has no control over their use; the Company specifically excludes all conditions or warranties expressed or implied by statute or otherwise as to dimensions, properties and/or fitness for any particular purpose, whether expressed or implied.

Advice given by the Company to any third party is given for that party’s assistance only and without liability on the part of the Company. All transactions are subject to the Company’s current Conditions of Sale. The extent of the Company’s liabilities to any customer is clearly set out in those Conditions; a copy of which is available on request.

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