Designation
DIN: | AlZnMgCu 1.5 / EN AW - 7075 |
AFNOR: | A - Z5GU |
UNI: | 9007 / 2 |
AISI: | -
|
Chemical composition:
Si | 0.40 |
Fe
| 0.50 |
Cu
| 1.20-2.00
|
Mn
| 0.30
|
Mg
| 2.10-2.90
|
Cr
| 0.18-0.28 |
Zn | 5.10-6.10 |
Ti
| 0.20
|
Delivery condition:
T651 - Solution annealed, stress relieved by controlled stretching and artificially aged.
Strength:
max. 158 HB
(≈ max. 540 N/mm²)
Thermal conductivity at 100 °C:
130-160 W/m K
Character:
hardened, high-strength aluminium zinc alloy with good properties
for structure-etching, as well as good machinability, EDM and polishing properties
Density: 2.8 kg/dm3
Coefficient of thermal expansion: 23.4 10-6 m/mK
Maximum temperature, permanent/short term: 90/120 °C
Application:
plates for mould bases and die sets with increased requirements on
strength; components for machine and jig construction
Treatment by
good suitability
Polishing, machining, EDM
Etching:
Suitable for structure-etching
Repair welding:
not suitable for welding
Heat treatment:
Note: Subsequent heat treatment may lead to
a deterioration of the mechanical properties!
Vers l’aperçu de la construction de moules
Vers l’aperçu de la construction d'outils de découpe