DIN 1725-2 Grade 3.3292 F – High-Performance Anodizable Aluminum Alloy
GD-AlMg9 is good polishable, applicable for anodic oxidising without decorative purpose. The machinability is excellent but no welding. It is applicable for parts with high demands on corrosion resistance and surface quality, for example in optical industry, office machines or household appliance Hauhaltsgeräte. The alloy is able for hard andising. Application: household and office appliance, optical instruments, fittings and food industry
Properties
General
| Property | Temperature | Value | Condition | Related Standards |
|---|---|---|---|---|
Density | 2.6 g/cm³ | F | EN 1706 | |
20.0 °C | 2.6 g/cm³ | F | DIN 1725-2, EN 1676, EN 1706 |
Mechanical
| Property | Temperature | Value | Condition | Related Standards | Comment |
|---|---|---|---|---|---|
Bending Fatigue Strength | 60.0 - 90.0 MPa | F | EN 1706 | ||
Elastic modulus | 68.0 GPa | F | EN 1706 | ||
20.0 °C | 68.0 GPa | F | DIN 1725-2, EN 1676, EN 1706 | ||
Elongation | 1.0 % | F | EN 1706 | A50 | |
20.0 °C | 1.0 - 3.0 % | F | DIN 1725-2, EN 1676, EN 1706 | ||
Hardness, Brinell | 70.0 [-] | F | EN 1706 | ||
20.0 °C | 70.0 - 100.0 [-] | F | DIN 1725-2, EN 1676, EN 1706 | ||
Poisson's ratio | 0.33 [-] | Typical for Cast 5xx.x Series Aluminium | |||
Tensile strength | 200.0 MPa | F | EN 1706 | ||
20.0 °C | 200.0 - 300.0 MPa | F | DIN 1725-2, EN 1676, EN 1706 |
Thermal
| Property | Temperature | Value | Condition | Related Standards |
|---|---|---|---|---|
Coefficient of thermal expansion | 20 °C | 2.4e-05 1/K | F | EN 1706 |
20 °C | 2.4999999999999998e-05 1/K | F | EN 1706 | |
100 °C | 2.4e-05 1/K | F | EN 1706 | |
200 °C | 2.4999999999999998e-05 1/K | F | EN 1706 | |
200.0 °C | 2.5e-05 1/K | F | DIN 1725-2, EN 1676, EN 1706 | |
Melting point | 530.0 - 620.0 °C | F | EN 1706 | |
Specific heat capacity | 940.0 J/(kg·K) | F | EN 1706 | |
20.0 °C | 940.0 J/(kg·K) | F | DIN 1725-2, EN 1676, EN 1706 | |
Thermal conductivity | 60.0 - 90.0 W/(m·K) | F | EN 1706 | |
20.0 °C | 80.0 - 100.0 W/(m·K) | F | DIN 1725-2, EN 1676, EN 1706 |
Electrical
| Property | Temperature | Value | Condition | Related Standards |
|---|---|---|---|---|
Electrical conductivity | 11000000.0 - 14000000.0 S/m | F | EN 1706 | |
20.0 °C | 12000000.0 - 15000000.0 S/m | F | DIN 1725-2, EN 1676, EN 1706 | |
Electrical resistivity | 7.14e-08 - 9.09e-08 Ω·m | F | EN 1706 |
Chemical properties
| Property | Value | Condition | Related Standards |
|---|---|---|---|
Aluminium | 85.6 % | F | DIN 1725-2, EN 1676, EN 1706 |
Copper | 0.05 % | F | DIN 1725-2, EN 1676, EN 1706 |
Iron | 1.0 % | F | DIN 1725-2, EN 1676, EN 1706 |
1.00 % | F | EN 1706 | |
Magnesium | 7.0 - 10.0 % | F | DIN 1725-2, EN 1676, EN 1706 |
Manganese | 0.2 - 0.5 % | F | DIN 1725-2, EN 1676, EN 1706 |
0.5 % | F | EN 1706 | |
Silicon | 0.01 - 2.5 % | F | DIN 1725-2, EN 1676, EN 1706 |
Titanium | 0.15 % | F | DIN 1725-2, EN 1676, EN 1706 |
Zinc | 0.1 % | F | DIN 1725-2, EN 1676, EN 1706 |
Technological properties
| Property | ||
|---|---|---|
| Anodizing | decorative: good | |
| Corrosion properties | general: excellent | |
| General machinability | after thermal treatment: excellent | |
| Processing methods | pressure die casting, separately cast test sample | |
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