Aluminum Round Bar 7075-T6511 Extruded is an ultra-high-strength structural alloy engineered for the most demanding applications in aerospace, defense, and high-performance engineering. The T6511 temper indicates that the material has been solution heat-treated and artificially aged to peak hardness, then stress-relieved by stretching and minorly straightened to ensure maximum stability during heavy machining. As an extruded round stock, it provides a cost-efficient way to source one of the strongest aluminum alloys available, offering a strength-to-weight ratio that rivals many structural steels. It is the primary choice for manufacturing mission-critical components such as aircraft wing spars, high-pressure valve bodies, and heavy-duty gears that must endure extreme mechanical stress. While it is exceptionally tough, it is typically recommended for use with protective anodizing or coatings to ensure long-term integrity in corrosive environments.
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Product Information

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Please note that this data is to be used ONLY FOR REFERENCE, NOT FOR DESIGN, and by using it,you agree that any decisions you make regarding materials for your project are at your own discretion.
Diameter
0.75
Alloy
7075
Temper
T6511
Production Method
Extruded
Metal Type
Aluminum
Shape
Bar-Round
Brand
Online Approved Seller
Tolerance
+/- 0.125"
Weight/Lineal Foot
2.535 pounds
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Chemistry Information : 7075 Aluminum

Element
Percentage
Element
Percentage
Element
Percentage
Al
90
Cr
0.18 - 0.28
Cu
1.2 - 2
Fe
0.5  max
Mg
2.1 - 2.9
Mn
0.3  max
Si
0.4  max
Ti
0.2  max
Zn
5.1 - 6.1
Zr+Ti
0.25  max
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