7075 aluminum alloy in T73 temper is a high-strength aluminum-zinc-magnesium-copper alloy overaged to improve stress-corrosion cracking resistance while maintaining excellent strength characteristics; it is widely used in aircraft structures, fuselage skins, and aerospace components requiring superior fatigue and corrosion resistance in the 40,000–70,000 psi yield strength range.
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8 interactive curves for this material
Stress-strain, S-N fatigue and environmental knockdown curves are free with an account.
Create free account| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Ultimate Bearing Strength(Fbru)4 entries | 101 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · t=0.375-2.000 in · e/D=1.5 | ||
| ↳ | 101 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · t=2.001-3.000 in · e/D=1.5 | ||
| ↳ | 131 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · t=0.375-2.000 in · e/D=2 | ||
| ↳ | 131 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · t=2.001-3.000 in · e/D=2 | ||
Bearing Yield Strength(Fbry)4 entries | 81.00 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · t=0.375-2.000 in · e/D=1.5 | ||
| ↳ | 81.00 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · t=2.001-3.000 in · e/D=1.5 | ||
| ↳ | 100 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · t=0.375-2.000 in · e/D=2 | ||
| ↳ | 100 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · t=2.001-3.000 in · e/D=2 | ||
Compressive Modulus(Ec) | 10,500 | ksi | 22°C · Bar/Rod | ||
Compressive Tangent Modulus vs Stress(Etn(σ))2 entries | Curve (13 pts) | ksi | 21°C · L | ||
| ↳ | Curve (13 pts) | ksi | 21°C · LT | ||
Compressive Yield Strength(Fcy)3 entries | 54.00 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · L · t=0.375-2.000 in | ||
| ↳ | 54.00 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · L · t=2.001-3.000 in | ||
| ↳ | 55.00 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · LT · t=2.001-3.000 in | ||
Elongation at Break(εf)2 entries | 10.00 | - | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · L · t=0.375-2.000 in | ||
| ↳ | 10.00 | - | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · L · t=2.001-3.000 in | ||
Poisson's Ratio(ν) | 0.3300 | - | 22°C | ||
Shear Modulus(G) | 3,900 | ksi | 22°C · Bar/Rod | ||
Ultimate Shear Strength(Fsu)2 entries | 42.00 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · t=0.375-2.000 in | ||
| ↳ | 40.00 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · t=2.001-3.000 in | ||
Stress–Strain Curve(σ–ε)2 entries | Curve (17 pts) | ksi | 21°C · L | ||
| ↳ | Curve (13 pts) | ksi | 21°C · LT | ||
Stress–Strain Curve (buckling region, ≤ 2% strain)(σ–ε (low-strain))4 entries | Curve (9 pts) | ksi | 21°C · L | ||
| ↳ | Curve (9 pts) | ksi | 21°C · L | ||
| ↳ | Curve (9 pts) | ksi | 21°C · LT | ||
| ↳ | Curve (6 pts) | ksi | 21°C · LT | ||
Ultimate Tensile Strength(σUTS)3 entries | 68.00 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · L · t=0.375-2.000 in | ||
| ↳ | 68.00 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · L · t=2.001-3.000 in | ||
| ↳ | 65.00 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · LT · t=2.001-3.000 in | ||
Yield Strength (0.2% offset)(σy)3 entries | 56.00 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · L · t=0.375-2.000 in | ||
| ↳ | 56.00 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · L · t=2.001-3.000 in | ||
| ↳ | 52.00 | ksi | 22°C · Bar/Rod · T73b or T7351 · AMS 4124 OR AMS-QQ-A-225/9 · LT · t=2.001-3.000 in | ||
Young's Modulus(E) | 10,300 | ksi | 22°C · Bar/Rod |
3 interactive curves for this material
Stress-strain, S-N fatigue and environmental knockdown curves are free with an account.
Create free account| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
CTE vs Temperature(α(T)) | Curve (5 pts) | µin/in·°F | — | ||
Specific Heat vs Temperature(Cp(T)) | Curve (5 pts) | BTU/(lb·°F) | — | ||
Thermal Conductivity vs Temperature(k(T)) | Curve (4 pts) | BTU/(hr·ft·°F) | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1010 | lb/in³ | 22°C |