DIN 1725-2 Grade 3.3541 F – G‑AlMg3: High‑Performance, Corrosion‑Resistant Aluminum Alloy for Marine & Industrial Applications
The alloy G-AlMg3 solidified in a wide temperature range, the casting properties are sufficiently. G-AlMg3 poses excellent corrosion resistance especially to sea water and weak alkaline media. The alloy is excellent polishable and able for anodic oxidising for decorative puspose. Application: ship, automotive and aircraft construction, cemical and food industry
Properties
General
| Property | Temperature | Value | Condition | Related Standards |
|---|---|---|---|---|
Density | 2.7 g/cm³ | F | EN 1706 | |
20.0 °C | 2.7 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 | 70.0 GPa | F | EN 1706 | ||
20.0 °C | 70.0 GPa | F | DIN 1725-2, EN 1676, EN 1706 | ||
Elongation | -196.0 °C | 11.4 % | F | DIN 1725-2, EN 1676, EN 1706 | |
-120.0 °C | 10.9 % | F | DIN 1725-2, EN 1676, EN 1706 | ||
-50.0 °C | 10.9 % | F | DIN 1725-2, EN 1676, EN 1706 | ||
3.0 % | F | EN 1706 | A50 | ||
5.0 % | F | EN 1706 | A50 | ||
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 | 5.0 - 12.0 % | F | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 7.6 % | F | DIN 1725-2, EN 1676, EN 1706 | ||
Hardness, Brinell | 50.0 [-] | F | EN 1706 | ||
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 - 60.0 [-] | F | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 55.0 [-] | F | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 60.0 - 80.0 [-] | 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 | 113.0 MPa | F | DIN 1725-2, EN 1676, EN 1706 | |
Tensile strength | -196.0 °C | 213.0 MPa | F | DIN 1725-2, EN 1676, EN 1706 | |
-120.0 °C | 188.0 MPa | F | DIN 1725-2, EN 1676, EN 1706 | ||
-50.0 °C | 170.0 MPa | F | DIN 1725-2, EN 1676, EN 1706 | ||
140.0 MPa | F | EN 1706 | |||
150.0 MPa | F | EN 1706 | |||
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 | ||
20.0 °C | 150.0 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 | DIN 1725-2, EN 1676, EN 1706 |
100 °C | 2.4e-05 1/K | F | DIN 1725-2, EN 1676, EN 1706 | |
200.0 °C | 2.4e-05 1/K | F | DIN 1725-2, EN 1676, EN 1706 | |
Melting point | 600.0 - 650.0 °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 | 130.0 - 140.0 W/(m·K) | F | EN 1706 | |
20.0 °C | 110.0 - 150.0 W/(m·K) | F | DIN 1725-2, EN 1676, EN 1706 |
Electrical
| Property | Temperature | Value | Condition | Related Standards |
|---|---|---|---|---|
Electrical conductivity | 17000000.0 - 22000000.0 S/m | F | EN 1706 | |
20.0 °C | 16000000.0 - 22000000.0 S/m | F | DIN 1725-2, EN 1676, EN 1706 | |
Electrical resistivity | 4.55e-08 - 5.88e-08 Ω·m | F | EN 1706 |
Chemical properties
| Property | Value | Condition | Related Standards |
|---|---|---|---|
Aluminium | 94.6 % | 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 |
0.50 % | F | 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 | 0.5 % | 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 | ||
|---|---|---|
| Anodizing | decorative: excellent | |
| Corrosion properties | general: excellent | |
| General machinability | after thermal treatment: excellent | |
| Processing methods | investment casting, sample taken from casting | |
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