Verified Curated Comparison Pairs:Source-Qualified
Material Comparison Engine
Compare verified materials with source-specific conditions, units, and property limits.
Material A (Baseline)
Material B (Comparison)
1. Identity, Classification & Standards
| Parameter | 2024 Aluminum | 7075 Aluminum |
|---|---|---|
| Material Family | Aluminum & Aluminum Alloys | Aluminum & Aluminum Alloys |
| Subfamily | Wrought Aluminum Alloys | Wrought Aluminum Alloys |
| AA Designation | 2024 | 7075 |
| UNS Designation | A92024 | A97075 |
| ISO Designation | AlCu4Mg1 | AlZn5.5MgCu |
2. Chemical Composition Limits (wt %)Source-specific limits and typical values
| Element | 2024 Aluminum | 7075 Aluminum |
|---|---|---|
| Si (Silicon) | ≤ 0.5% | ≤ 0.4% |
| Fe (Iron) | ≤ 0.5% | ≤ 0.5% |
| Cu (Copper) | 3.8 – 4.9% | 1.2 – 2% |
| Mn (Manganese) | 0.3 – 0.9% | ≤ 0.3% |
| Mg (Magnesium) | 1.2 – 1.8% | 2.1 – 2.9% |
| Cr (Chromium) | ≤ 0.1% | 0.18 – 0.28% |
| Zn (Zinc) | ≤ 0.25% | 5.1 – 6.1% |
| Ti (Titanium) | ≤ 0.15% | ≤ 0.2% |
| OE (Other Elements Each) | OE: ≤ 0.05% each | OE: ≤ 0.05% each |
| OT (Other Elements Total) | ≤ 0.15% | ≤ 0.15% |
| Al (Aluminum) | — | — |
3. Physical Properties
| Property | 2024 Aluminum | 7075 Aluminum |
|---|---|---|
| Density · TYPICALUnit: g/cm³ | 2.77 g/cm³ | 2.8 g/cm³ |
4. Contextual Mechanical PropertiesUnit: SI
| Mechanical Parameter | 2024 AluminumO | 7075 AluminumO |
|---|---|---|
| Modulus of Elasticity · TYPICALUnit: GPa | 73 GPa | 72 GPa |
| Ultimate Tensile Strength · Cold Finished Rod & Bar · O Temper · TYPICALUnit: MPa | 186 MPa | 228 MPa |
| Yield Strength (0.2% Offset) · Cold Finished Rod & Bar · O Temper · TYPICALUnit: MPa | 76 MPa | 103 MPa |
| Elongation (4D) · Cold Finished Rod & Bar · O Temper · TYPICALUnit: % | 20 % | 17 % |
| Shear Strength · Cold Finished Rod & Bar · O Temper · TYPICALUnit: MPa | 124 MPa | 152 MPa |
| Fatigue Endurance Limit (5x10^8 cycles) · Cold Finished Rod & Bar · O Temper · TYPICALUnit: MPa | 90 MPa | 117 MPa |
5. Electrical & Thermal Conductive Properties
| Property | 2024 Aluminum | 7075 Aluminum |
|---|---|---|
| Electrical Conductivity · O Temper · TYPICALCategory: ELECTRICAL • Unit: % IACS | 50 % IACS | 45 % IACS |
| Coefficient of Thermal Expansion · TYPICALCategory: THERMAL • Unit: µm/(m·K) | 23.2 µm/(m·K) | 23.4 µm/(m·K) |
| Solidus Temperature · TYPICALCategory: THERMAL • Unit: °C | 502 °C | 532 °C |
| Liquidus Temperature · TYPICALCategory: THERMAL • Unit: °C | 638 °C | 635 °C |
| Thermal Conductivity · O Temper · TYPICALCategory: THERMAL • Unit: W/(m·K) | 190 W/(m·K) | 173 W/(m·K) |
6. Hardness Evaluation (Discrete Scales Preserved)No cross-scale mathematical conversion
| Hardness Scale | 2024 Aluminum | 7075 Aluminum |
|---|---|---|
| HB Hardness · Cold Finished Rod & Bar · O Temper · TYPICAL | 47 HB | 60 HB |