ThePipingMart Blog Grades Aluminium Alloy 5005 (UNS A95005) – Composition, Properties, Uses

Aluminium Alloy 5005 (UNS A95005) – Composition, Properties, Uses

Aluminium 5005

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.

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