Product Intruction（产品介绍）
7075 aluminum alloy is a cold treatment forged alloy; with temper T651, its internal stress has been eliminated and it will not deform and warp after machining; all super size & thickness 7075 aluminum plates have been tested by supersonic wave so as to guarantee that there is no trachoma & impurity; it has high heat conductivity which can reduce shaping time and improve work efficiency; it contains Zn used for aerospace industry, belonging to Al-Zn-Mg-Cu alloy; it is of hard aluminum alloy, with good abrasive property; it can reach to extremely high strength by heat treatment.
Chemical Composition(%)（化学成分）
Alloy | Si | Fe | Cu | Mg | Mn | Cr | Zn | Ti | Zr | Fe+Ni | Others In total | Al |
7075 | 0.4 | 0.5 | 1.2-2.0 | 2.1-2.9 | 0.3 | 0.18-0.28 | 5.1-6.1 | 0.2 | -- | ----- | 0.15 | Remainder |
Mechanical Property:（机械性能）
Tensile Strength ?b( MPa): ≥540
Yiled Strength ?0.2(MPa): ≥460
Elongation δ5(%): ≥8
HB: 135-160
Product Features（产品特征）
1. Superior machinability;
2. Good polishing property;
3. High strength;
4. Applicable to electron beam welding & resistance welding, yet limited welding ability;
Typical Use（用途）
7075-T651 aluminum plate is mainly used in aircraft truss, industrial fixtures, railway traffic, mechanical engineering, automotive, industrial equipment.
