We commercialize 4 types of Aluminium alloys:
ALUMINIUM
ERGAL 7075
7075 - DinAlZnMgCu1,5 - EN AW 7075
This alloy has extremely high mechanical properties and high resistance.
It’s mainly used in the aviation and military industries.
CHEMICAL COMPOSITION %
| Si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Ti+Zr |
|---|---|---|---|---|---|---|---|---|
| =< 0,4 | =< 0,5 | 1,2÷2,0 | =< 0,3 | 2,1÷2,9 | 0,18÷0,28 | 5,1÷6,1 | =< 0,10 | =< 0,25 |
PHYSICAL PROPERTIES
| Density | Kg/dm3 | 2,80 |
| Modulus of elasticity | N/mm2 | 72.000 |
| Coefficient of thermal expansion | x 10-6 | 23,5 |
MINIMUM MECHANICAL PROPERTIES
| State | Tensile strength Rm N/mm2 | Conventional limit of elasticity 0,2 % Rp 0,2 N/mm2 | Elongation % | Brinell Hardness HB |
|---|---|---|---|---|
| T6 | 510 | 440 | 7 |
140 |