1. Chemical composition
in the aftermath of DIN EN 573-3 (in % of the mass, rest AL)
Si |
Fe |
Cu |
Mn |
Mg |
Cr |
Zn |
Ti |
Zr |
Other elements |
Max. 0,3 |
Max. 0,4 |
5,8-6,8 |
0,2-0,4 |
Max. 0,1 |
- |
Max. 0,1 |
0,02-0,1 |
0,1-0,25 |
0,15 |
2. mechanical properties
in the aftermath of DIN EN 485-2 Sheets and plates (common conditions)
Condition |
Nominal thickness |
Tensile strength |
Plug-in limit |
Ultimate elongation |
Rigor |
|
in mm |
Rm in MPa |
Rp0,2 in MPa |
in % (min.) |
HBS |
|
over |
up to |
min |
max |
min |
max |
A50 |
A |
|
|
80 |
100 |
449 |
- |
335 |
- |
|
8,9 |
130 |
|
100 |
200 |
436 |
- |
335 |
|
|
8,9 |
130 |
|
200 |
400 |
427 |
|
327 |
|
|
4 |
130 |
Physical properties |
General properties |
(Guide values for 20° C) |
|
|
|
Resistance to: |
|
Density of g/cm3 |
2,84 |
- Sea water |
4 |
Electrical conductivity MS/m |
17 |
- Weather conditions |
3 |
Thermal conductivity W/(mK) |
130 |
Hot formability |
|
Therm. linear expansion- |
|
- extrusion presses |
- |
Coeffizient 10-6/K |
22,5 |
- Drop forging |
3 |
Modulus of elasticity N/mm2 |
73.800 |
- Open die forging |
3 |
Weldability |
|
Surface treatment |
|
Fusion welding |
|
Protection anodizing |
2 |
- Gas |
2 |
Anodizing (decorative) |
6 |
- WIG |
2 |
Painting/Coating |
3 |
- MIG |
2 |
Polishability |
1 |
Resistance welding |
2 |
Contact with food |
no |
Machinability T451 |
2 |
|
|
3. Main application / Special features:
The all-rounder for tool and mould making from a thickness of 150 mm.
No loss of strength in the core with low residual stress. Permanently high strength at temperatures up to 250 °C guaranteed.