DIN 1725-2 Grade 3.2383 T5 Alloy – Premium Heat-Resistant Cast Steel for Complex Applications
G-AlSi10Mg(Cu) is a near eutectic, heat resistant, hardenable alloy with excellent casting characteristics. It exhibits well plasticity with medium strength. The alloy is suitable for difficult shapes, thin-walled, pressure tight, oscillating loaded, impact loaded cast parts. Application: devices, machines, vehicle and apparatus engineering, housing, rib body, brake shoe
Properties
General
| Property | Temperature | Value | Condition | Related Standards |
|---|---|---|---|---|
Density | 20.0 °C | 2.65 g/cm³ | T5 | DIN 1725-2, EN 1676, EN 1706 |
Mechanical
| Property | Temperature | Value | Condition | Related Standards | Comment |
|---|---|---|---|---|---|
Elastic modulus | 20.0 °C | 74.0 GPa | T5 | DIN 1725-2, EN 1676, EN 1706 | |
Elongation | 20.0 °C | 0.5 % | T5 | DIN 1725-2, EN 1676, EN 1706 | |
20.0 °C | 1.0 - 3.0 % | T5 | DIN 1725-2, EN 1676, EN 1706 | ||
Hardness, Brinell | 20.0 °C | 75.0 [-] | T5 | DIN 1725-2, EN 1676, EN 1706 | |
20.0 °C | 80.0 [-] | T5 | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 80.0 - 110.0 [-] | T5 | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 85.0 - 115.0 [-] | T5 | DIN 1725-2, EN 1676, EN 1706 | ||
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 | 20.0 °C | 200.0 MPa | T5 | DIN 1725-2, EN 1676, EN 1706 | |
20.0 °C | 220.0 MPa | T5 | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 220.0 - 320.0 MPa | T5 | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 240.0 - 320.0 MPa | T5 | DIN 1725-2, EN 1676, EN 1706 |
Thermal
| Property | Temperature | Value | Condition | Related Standards | Comment |
|---|---|---|---|---|---|
Coefficient of thermal expansion | 200.0 °C | 2.2e-05 1/K | T5 | DIN 1725-2, EN 1676, EN 1706 | |
Melting point | 505.0 - 770.0 °C | Typical for Cast 3xx.x Series Aluminium | |||
Specific heat capacity | 20.0 °C | 900.0 J/(kg·K) | T5 | DIN 1725-2, EN 1676, EN 1706 | |
Thermal conductivity | 20.0 °C | 120.0 - 160.0 W/(m·K) | T5 | DIN 1725-2, EN 1676, EN 1706 |
Electrical
| Property | Temperature | Value | Condition | Related Standards |
|---|---|---|---|---|
Electrical conductivity | 20.0 °C | 16000000.0 - 22000000.0 S/m | T5 | DIN 1725-2, EN 1676, EN 1706 |
Chemical properties
| Property | Value | Condition | Related Standards |
|---|---|---|---|
Aluminium | 86.5 % | T5 | DIN 1725-2, EN 1676, EN 1706 |
Copper | 0.3 | T5 | DIN 1725-2, EN 1676, EN 1706 |
Iron | 0.6 | T5 | DIN 1725-2, EN 1676, EN 1706 |
Magnesium | 0.2 - 0.5 % | T5 | DIN 1725-2, EN 1676, EN 1706 |
Manganese | 0.1 - 0.4 % | T5 | DIN 1725-2, EN 1676, EN 1706 |
Nickel | 0.1 | T5 | DIN 1725-2, EN 1676, EN 1706 |
Silicon | 9.0 - 11.0 % | T5 | DIN 1725-2, EN 1676, EN 1706 |
Titanium | 0.15 | T5 | DIN 1725-2, EN 1676, EN 1706 |
Zinc | 0.3 | T5 | DIN 1725-2, EN 1676, EN 1706 |
Technological properties
| Property | ||
|---|---|---|
| Processing methods | permanent mould casting, sample taken from casting or cast on | |
Metal
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