Aluminum 5005 is a versatile and durable material with a range of uses. It is composed of aluminum, magnesium, and manganese alloy, making it resistant to corrosion, heat, and wear. In this blog post, we’ll explore the composition of Aluminum 5005 and its mechanical properties, physical properties, uses, corrosion resistance, heat resistance, heat treatment options, machining capabilities, and welding process.
5005 Aluminum Composition
Al 5005 is composed of an alloy of aluminum (95%), magnesium (0.2%), and manganese (0.6%). This combination makes for a lightweight yet strong material that is highly resistant to corrosion and wears. The addition of magnesium gives it improved formability compared to other aluminium alloys.
Element |
% |
Element |
% |
Aluminium |
Balance |
Manganese |
0.20 max |
Magnesium |
0.50 – 1.10 |
Chromium |
0.10 max |
Silicon |
0.30max |
Zinc |
0.25 max |
Iron |
0.07 max |
Others, each |
0.05 max |
Copper |
0.20 max |
Others, total |
0.15 max |
5005 Aluminum Mechanical Properties
Grade 5005 has good ductility and tensile strength at elevated temperatures. Its tensile strength ranges from 77-90 MPa (11-13 ksi), while its yield strength ranges from 40-52 MPa (6-8 ksi). Its elongation at break can reach up to 10%.
Temper |
0.2% Proof Stress, MPa min† |
Tensile Strength, MPa |
Elongation % min‡ |
O (annealed) |
35 |
105 – 145 |
12 – 22 |
H12 |
95 |
125 – 165 |
2 – 8 |
H14 |
115 |
145 – 185 |
1 – 6 |
H16 |
135 |
165 – 205 |
1 – 3 |
H18 |
– |
> 185 |
1 – 3 |
H32 |
85 |
115 – 160 |
3 – 9 |
H34 |
105 |
135 – 180 |
2 – 7 |
H36 |
125 |
160 – 200 |
1 – 4 |
H38 |
– |
> 180 |
1 – 4 |
5005 Aluminum Physical Properties
Alloy 5005 has a density of 2.68 g/cm3 (0.097 lb/in3). It has a melting point range between 518-618 °C (964-1144 °F), making it suitable for high-temperature applications such as welding or soldering. Its thermal conductivity is 118 W/mK, while its electrical conductivity is 27% IACS at 20°C (68°F).
Property |
At |
Value |
Unit |
Property |
At |
Value |
Unit |
Density |
20°C |
2,700 |
kg/m3 |
Specific Heat |
20°C |
900 |
J/kg.°C |
Melting Range |
|
632 – 655 |
°C |
Mean Coefficient of Expansion |
20°C |
23.75 x 10-6 |
/°C |
Modulus of Elasticity |
|
|
|
Thermal Conductivity |
25°C |
201 |
W/m.°C |
Tension |
20°C |
68.2 |
GPa |
Electrical Resistivity |
20°C |
0.033 |
micro-ohm.m |
Torsion |
20°C |
25.9 |
GPa |
Electrical conductivity |
|
|
|
Compression |
20°C |
69.5 |
GPa |
equal volume |
20°C |
52 |
% IACS |
|
|
|
|
equal weight |
20°C |
172 |
% IACS |
5005 Aluminum Equivalents
- ASTM B209
- ASTM B210
- ASTM B316
- ASTM B396
- ASTM B397
- ASTM B483
- ASTM B531
- DIN 3.3315
- MIL C-26094
- QQ A-430
- SAE J454
Uses
Aluminium 5005 can be used in various applications due to its excellent physical and mechanical properties. It is commonly used for food packaging products due to its low toxicity levels, making it safe for contact with foodstuffs. It can also be used in structural components such as bridges or buildings due to its strength and durability in even the harshest environments. Additionally, it is often used in automotive parts due to its lightweight and high resistance to wear and tear over time.
Corrosion Resistance
Due to its composition of aluminium, magnesium, and manganese alloys, Aluminium 5005 offers excellent corrosion resistance in both dry and wet conditions. This ensures it remains durable even when exposed to harsh environmental conditions such as salt air or acidic fumes from industrial processes.
Heat Resistance
The alloying elements in Aluminium 5005 make it highly resistant to heat up to 600°C (1112°F). At higher temperatures (>600° C), the alloy will begin losing some strength but will remain largely intact up until temperatures surpass 860° C(1580 °F). This makes it suitable for high-temperature applications like welding or soldering without fear of degradation over time or exposure to extreme heat sources like furnaces or ovens.
Conclusion:
In conclusion, Aluminium5005 has proven itself time and again as one of the most versatile and durable materials available today. Its composition of an alloy of aluminum, magnesium, and manganese makes it resistant to corrosion, heat, and wear, while its low hardness rating makes it ideal for machining operations. A welding process requiring preheating before welding and filler materials containing either silicon or magnesium can be used for various applications ranging from structural components to buildings to automotive parts.
A passionate metal industry expert and blogger. With over 5 years of experience in the field, Palak brings a wealth of knowledge and insight to her writing. Whether discussing the latest trends in the metal industry or sharing tips, she is dedicated to helping others succeed in the metal industry.