Aluminum Rounds – Series 7075

Aluminum Rounds – Series 7075 are high-strength, corrosion-resistant rounds used for aerospace, aircraft, and high-performance applications, such as engine components, fasteners, and structural components. They offer excellent formability, weldability, and machinability.

Application:
Aerospace, aircraft, and high-performance applications.

Standards:
ASTM B221, ASME SB221

Common Sizes:

– Diameter: 0.250-12.000 inches (6.4-304.8 mm)
– Length: 12.000-240.000 inches (304.8-6096 mm)

Mechanical Properties:

– Tensile Strength: 80,000-90,000 psi (552-621 MPa)
– Yield Strength: 70,000-80,000 psi (483-552 MPa)
– Elongation at Break: 8-12%

Chemical Composition:

– Aluminum (Al): 87.1% min
– Copper (Cu): 1.2-2.0%
– Iron (Fe): 0.5% max
– Magnesium (Mg): 2.1-2.9%
– Manganese (Mn): 0.3% max
– Silicon (Si): 0.4% max
– Zinc (Zn): 5.1-6.1%