Aluminum 6061-T6 is a precipitation-hardened aluminum alloy strengthened through heat treatment, widely recognized as one of the most versatile medium-strength aluminum grades in structural and semi-structural applications. It is extensively used in aerospace components, automotive parts, marine structures, and general industrial fabrication where a balance of strength, corrosion resistance, and machinability is required. Engineers select 6061-T6 over other aluminum alloys for its excellent weldability, good resistance to seawater and atmospheric corrosion, and ease of machining, making it ideal for applications where both performance and manufacturability are critical constraints.
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2 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 | |
|---|---|---|---|---|---|
Fracture Toughness(KIC) | 26.39 | ksi·√in | — | — | |
Hardness (Vickers)(HV) | 107 | HV | — | — | |
Poisson's Ratio(ν) | 0.3300 | - | — | — | |
Stress–Strain Curve(σ–ε) | Curve (10 pts) | ksi | 20°C | ||
Yield Strength (0.2% offset)(σy) | 40.03 | ksi | T6 | — | |
Young's Modulus(E) | 9,993.1 | ksi | — | — | |
Young's Modulus vs Temperature(E(T)) | Curve (5 pts) | ksi | — |
2 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 | |
|---|---|---|---|---|---|
Specific Heat Capacity(Cp) | 0.2140 | BTU/(lb·°F) | — | — | |
Specific Heat vs Temperature(Cp(T)) | Curve (4 pts) | BTU/(lb·°F) | — | ||
Thermal Conductivity(k) | 96.49 | BTU/(hr·ft·°F) | — | — | |
Thermal Conductivity vs Temperature(k(T)) | Curve (4 pts) | BTU/(hr·ft·°F) | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.09754 | lb/in³ | — | — |