DIN 1725-2 G‑AlMg3Si Grade 3.3241 F – High‑Performance, Corrosion‑Resistant Casting Alloy
The alloy G-AlMg3Si solidified in a wide temperature range, is sufficiently castable and poses excellent weather and corrosion resistance. G-AlMg3Si is especially applicable for mechanically high loaded cast pieces. It is excellent polishable and able for anodic oxdising for decorative purpose. Application: ship, automotive and aircraft construction, chemical and fodd industry, fittings and claddings
Properties
General
| Property | Temperature | Value | Condition | Related Standards |
|---|---|---|---|---|
Density | 20.0 °C | 2.7 g/cm³ | F | DIN 1725-2, EN 1676, EN 1706 |
Mechanical
| Property | Temperature | Value | Condition | Related Standards | Comment |
|---|---|---|---|---|---|
Elastic modulus | 20.0 °C | 70.0 GPa | F | DIN 1725-2, EN 1676, EN 1706 | |
Elongation | 20.0 °C | 3.0 % | F | DIN 1725-2, EN 1676, EN 1706 | |
20.0 °C | 3.0 - 8.0 % | F | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 4.0 % | F | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 4.0 - 10.0 % | F | DIN 1725-2, EN 1676, EN 1706 | ||
Hardness, Brinell | 20.0 °C | 45.0 [-] | F | DIN 1725-2, EN 1676, EN 1706 | |
20.0 °C | 50.0 [-] | F | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 50.0 - 65.0 [-] | F | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 50.0 - 60.0 [-] | F | DIN 1725-2, EN 1676, EN 1706 | ||
Poisson's ratio | 0.33 [-] | Typical for Cast 5xx.x Series Aluminium | |||
Shear strength | 20.0 °C | 146.0 MPa | F | DIN 1725-2, EN 1676, EN 1706 | |
Tensile strength | 20.0 °C | 130.0 MPa | F | DIN 1725-2, EN 1676, EN 1706 | |
20.0 °C | 140.0 MPa | F | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 140.0 - 190.0 MPa | F | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 150.0 - 200.0 MPa | F | DIN 1725-2, EN 1676, EN 1706 |
Thermal
| Property | Temperature | Value | Condition | Related Standards | Comment |
|---|---|---|---|---|---|
Coefficient of thermal expansion | 200.0 °C | 2.4e-05 1/K | F | DIN 1725-2, EN 1676, EN 1706 | |
Melting point | 450.0 - 640.0 °C | Typical for Cast 5xx.x Series Aluminium | |||
Specific heat capacity | 20.0 °C | 930.0 J/(kg·K) | F | DIN 1725-2, EN 1676, EN 1706 | |
Thermal conductivity | 20.0 °C | 110.0 - 140.0 W/(m·K) | F | DIN 1725-2, EN 1676, EN 1706 |
Electrical
| Property | Temperature | Value | Condition | Related Standards |
|---|---|---|---|---|
Electrical conductivity | 20.0 °C | 15000000.0 - 21000000.0 S/m | F | DIN 1725-2, EN 1676, EN 1706 |
Chemical properties
| Property | Value | Condition | Related Standards |
|---|---|---|---|
Aluminium | 93.8 % | F | DIN 1725-2, EN 1676, EN 1706 |
Copper | 0.05 | F | DIN 1725-2, EN 1676, EN 1706 |
Iron | 0.5 | F | DIN 1725-2, EN 1676, EN 1706 |
Magnesium | 2.5 - 3.5 % | F | DIN 1725-2, EN 1676, EN 1706 |
Manganese | 0.001 - 0.4 % | F | DIN 1725-2, EN 1676, EN 1706 |
Silicon | 0.9 - 1.3 % | F | DIN 1725-2, EN 1676, EN 1706 |
Titanium | 0.001 - 0.2 % | F | DIN 1725-2, EN 1676, EN 1706 |
Zinc | 0.1 | F | DIN 1725-2, EN 1676, EN 1706 |
Technological properties
| Property | ||
|---|---|---|
| Processing methods | permanent mould casting, sample taken from casting | |
Metal
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