DIN 1725-2 Grade 3.2581 T1 – Premium AlSi12 Casting Alloy
G-AlSi12 is an eutectic alloy with excellent casting characteristics. It has a medium strength but good plasticity, is weather and corrosion resistant. The alloy is suitable for difficult shapes, thin-walled, impact loaded cast parts. Application: devices, machines, vehicle, ship and apparatus engineering, housing, impellers, rib body, equipment support, filter bodies, facade panels
Properties
General
| Property | Temperature | Value | Condition | Related Standards |
|---|---|---|---|---|
Density | 20.0 °C | 2.65 g/cm³ | T1 | DIN 1725-2, EN 1676, EN 1706 |
Mechanical
| Property | Temperature | Value | Condition | Related Standards | Comment |
|---|---|---|---|---|---|
Elastic modulus | 20.0 °C | 75.0 GPa | T1 | DIN 1725-2, EN 1676, EN 1706 | |
Elongation | 20.0 °C | 4.0 % | T1 | DIN 1725-2, EN 1676, EN 1706 | |
20.0 °C | 5.0 % | T1 | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 6.0 - 12.0 % | T1 | DIN 1725-2, EN 1676, EN 1706 | ||
Hardness, Brinell | 20.0 °C | 45.0 [-] | T1 | DIN 1725-2, EN 1676, EN 1706 | |
20.0 °C | 45.0 - 60.0 [-] | T1 | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 50.0 [-] | T1 | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 50.0 - 65.0 [-] | T1 | DIN 1725-2, EN 1676, EN 1706 | ||
Poisson's ratio | 0.33 [-] | Typical for Cast 4xx.x Series Aluminium | |||
Tensile strength | 20.0 °C | 140.0 MPa | T1 | DIN 1725-2, EN 1676, EN 1706 | |
20.0 °C | 150.0 - 200.0 MPa | T1 | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 160.0 MPa | T1 | DIN 1725-2, EN 1676, EN 1706 | ||
20.0 °C | 170.0 - 230.0 MPa | T1 | DIN 1725-2, EN 1676, EN 1706 |
Thermal
| Property | Temperature | Value | Condition | Related Standards | Comment |
|---|---|---|---|---|---|
Coefficient of thermal expansion | 200.0 °C | 2.1e-05 1/K | T1 | DIN 1725-2, EN 1676, EN 1706 | |
Melting point | 565.0 - 630.0 °C | Typical for Cast 4xx.x Series Aluminium | |||
Specific heat capacity | 20.0 °C | 900.0 J/(kg·K) | T1 | DIN 1725-2, EN 1676, EN 1706 | |
Thermal conductivity | 20.0 °C | 130.0 - 190.0 W/(m·K) | T1 | DIN 1725-2, EN 1676, EN 1706 |
Electrical
| Property | Temperature | Value | Condition | Related Standards |
|---|---|---|---|---|
Electrical conductivity | 20.0 °C | 17000000.0 - 26000000.0 S/m | T1 | DIN 1725-2, EN 1676, EN 1706 |
Chemical properties
| Property | Value | Condition | Related Standards |
|---|---|---|---|
Aluminium | 85.1 % | T1 | DIN 1725-2, EN 1676, EN 1706 |
Copper | 0.05 | T1 | DIN 1725-2, EN 1676, EN 1706 |
Iron | 0.5 | T1 | DIN 1725-2, EN 1676, EN 1706 |
Magnesium | 0.05 | T1 | DIN 1725-2, EN 1676, EN 1706 |
Manganese | 0.001 - 0.4 % | T1 | DIN 1725-2, EN 1676, EN 1706 |
Silicon | 10.5 - 13.5 % | T1 | DIN 1725-2, EN 1676, EN 1706 |
Titanium | 0.15 | T1 | DIN 1725-2, EN 1676, EN 1706 |
Zinc | 0.1 | T1 | DIN 1725-2, EN 1676, EN 1706 |
Technological properties
| Property | ||
|---|---|---|
| Processing methods | permanent mould casting, sample taken from casting or cast on | |
Metal
- DIN 1725-2 Grade G-AlSi7Mg T6 Aluminium Alloy – Specifications & Properties
- DIN 1725-2 Grade 3.2163 T5 – High‑Performance G‑AlSi9Cu3 Alloy for Precision Casting
- DIN 1725-2 Grade 3.1841 T5 Alloy – High Strength & Toughness for Automotive & Aerospace Parts
- DIN 1725-2 Grade 3.2383 T5 Alloy – Premium Heat-Resistant Cast Steel for Complex Applications
- DIN 1725-2 Grade 3.2381 T5 – G‑AlSi10Mg Cast Alloy for Complex, High‑Strength Applications
- DIN 1725-2 Grade 3.2581 F – High-Performance G‑AlSi12 Alloy for Durable Cast Components
- DIN 1725-2 Grade 3.2583 F: G‑AlSi12(Cu) Eutectic Alloy for Superior Casting and Welding
- DIN 1725-2 Grade 3.2383 F: Heat‑Resistant G‑AlSi10Mg(Cu) Casting Alloy
- DIN 1725-2 G-AlSi9Cu3 Alloy (Grade 3.2163 F) – Ideal for Complex Castings
- DIN 1725-2 Grade 3.2381 F – High-Performance G-AlSi10Mg Cast Alloy