EN 1706 AC-48100 T5 Aluminium Alloy – Specifications & Properties
Aluminium casting alloy (pressure die casting, investment casting)
Properties
General
| Property | Value | Comment |
|---|---|---|
Density | 2.65 - 2.7 g/cm³ | Typical for Cast 3xx.x Series Aluminium |
Mechanical
| Property | Value | Condition | Related Standards | Shape | Comment |
|---|---|---|---|---|---|
Elastic modulus | 73.0 - 80.0 GPa | Typical for Cast 3xx.x Series Aluminium | |||
Hardness, Brinell | 125.0 [-] | T5 | EN 1706 | Casting | |
Poisson's ratio | 0.33 [-] | Typical for Cast 3xx.x Series Aluminium | |||
Shear modulus | 2.8 GPa | Typical for Cast 3xx.x Series Aluminium | |||
Tensile strength | 295.0 MPa | T5 | EN 1706 | Casting |
Thermal
| Property | Temperature | Value | Condition | Related Standards | Shape | Comment |
|---|---|---|---|---|---|---|
Coefficient of thermal expansion | 20 °C | 1.8e-05 1/K | T5 | EN 1706 | Casting | |
100 °C | 1.8e-05 1/K | T5 | EN 1706 | Casting | ||
Melting point | 505.0 - 770.0 °C | Typical for Cast 3xx.x Series Aluminium | ||||
Specific heat capacity | 960.0 - 963.0 J/(kg·K) | Typical for Cast 3xx.x Series Aluminium | ||||
Thermal conductivity | 120.0 - 130.0 W/(m·K) | T5 | EN 1706 | Casting |
Electrical
| Property | Value | Condition | Related Standards | Shape |
|---|---|---|---|---|
Electrical conductivity | 14000000.0 - 17000000.0 S/m | T5 | EN 1706 | Casting |
Electrical resistivity | 5.88e-08 - 7.14e-08 Ω·m | T5 | EN 1706 | Casting |
Chemical properties
| Property | Value | Condition | Related Standards | Shape |
|---|---|---|---|---|
Aluminium | 71.95 % | T5 | EN 1706 | |
Copper | 4.0 - 5.0 % | T5 | EN 1706 | Casting |
Iron | 1.3 % | T5 | EN 1706 | |
1.3 % | T5 | EN 1706 | Casting | |
Magnesium | 0.25 - 0.65 % | T5 | EN 1706 | Casting |
Manganese | 0.5 % | T5 | EN 1706 | Casting |
Nickel | 0.3 % | T5 | EN 1706 | Casting |
Silicon | 16.0 - 18.0 % | T5 | EN 1706 | Casting |
Tin | 0.15 % | T5 | EN 1706 | Casting |
Titanium | 0.25 % | T5 | EN 1706 | Casting |
Zinc | 1.5 % | T5 | EN 1706 | Casting |
Technological properties
| Property | ||
|---|---|---|
| Anodizing | decorative: not sufficient | |
| Corrosion properties | general: not sufficient | |
| General machinability | after thermal treatment: good, as cast: not recommended | |
| Processing methods | investment casting, separately cast test sample | |
Metal
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