Aluminum 7075-T6
VerifiedmetalUNS A97075· AISI 7075· 7075-T6· aircraft aluminum
Aluminum 7075-T6 is a precipitation-hardened aluminum alloy strengthened by copper, magnesium, and zinc additions, representing the highest-strength aluminum alloy commonly available in industry. It is the workhorse material for weight-critical, high-performance structures where exceptional strength-to-weight ratio is essential—notably in aircraft fuselage and wing components, aerospace fasteners, and defense systems. Engineers select 7075-T6 when competing materials like 6061 or 2024 cannot meet load requirements without excessive weight penalty, though careful design is needed because its lower fracture toughness makes it more sensitive to fatigue and stress concentration than some alternatives.
aircraft structures and wing componentsaerospace fasteners and rivetsdefense/military platformshigh-performance sports equipmentpressure vessels and ordnancelanding gear and undercarriage
Compliance & Regulations
?Conflict Free?FDA?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Fracture Toughness(KIC) | — | Pa·√m | — | — | |
Hardness (Vickers)(HV) | — | HV | — | — | |
Poisson's Ratio(ν) | — | - | — | — | |
S–N Curve (Wöhler)(S–N) | Curve (11 pts) | Pa | 20°C | — | |
Stress–Strain Curve(σ–ε) | Curve (11 pts) | Pa | 20°C | — | |
Yield Strength (0.2% offset)(σy)4 entries | — | Pa | T6 | — | |
| ↳ | — | Pa | 150°C | — | |
| ↳ | — | Pa | 200°C | — | |
| ↳ | — | Pa | 250°C | — | |
Young's Modulus(E) | — | Pa | — | — | |
Young's Modulus vs Temperature(E(T)) | Curve (6 pts) | Pa | — | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Specific Heat Capacity(Cp) | — | J/(kg·K) | — | — | |
Thermal Conductivity(k)2 entries | — | W/(m·K) | — | — | |
| ↳ | — | W/(m·K) | 20°C | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | kg/m³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
Safety & Biocompatibility
Quality & Standards
RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.