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7475
Aluminum 7475 Product Guide
Applications | Mechanical and Chemical Data | Tolerances
Overview
7475 aluminum is an aircraft grade derived from 7075 aluminum. 7475 provides high strength, fracture toughness, and resists fatigue crack propagation. It's a heat-treatable alloy that is commonly used in commercial, fighter, and transport airplanes.
Common Trade Names
UNS A97475, ISO AlZn5.5MgCu(A), AA7475-T7351, Al7475-T7351
Other Resources
Safety Data Sheet | Weight Calculator | Mill Test Reports
Products
Applications
- Fuselage Skins
- Bulkheads
- Wing Parts
Related Videos
| Physical Properties 7475 | ||||
| -T7351 | ||||
|---|---|---|---|---|
| Density | 0.102 lb/in3 | |||
| Ultimate Tensile Strength | 76 ksi | |||
| Yield Tensile Strength | 64 ksi | |||
| Fatigue Strength | 28 ksi | |||
| Shear Strength | 46 ksi | |||
| Shear Modulus | 3,800 ksi | |||
| Hardness Rockwell | Brinell | B82 | 135 | |||
| Elongation at Break Percentage | 12% | |||
| Modulus of Elasticity | 10,000 ksi | |||
| Poisson's Ratio | 0.33 | |||
| Melting Point | 890-1,180 °F | |||
| Specific Heat | 2.1 x 10^-1 BTU/lb-°F | |||
| Thermal Conductivity | 1128 BTU-in/hr-ft^2-°F | |||
| Electrical Conductivity | 42% IACS | |||
|
Chemistry Information
|
|
Element |
Percentage |
| Si | 0.1 |
| Fe | 0.12 |
| Cu | 1.2 - 1.9 |
| Mn | 0.06 |
| Mg | 1.9 - 2.6 |
| Cr | 0.18 - 0.25 |
| Zn | 5.2 - 6.2 |
| Ti | 0.06 |
| Al | - |
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