Materials / Compare
Aluminum 7050-T7451 vs. Brick
Compare Aluminum 7050-T7451 vs. Brick strength, stiffness, weight and thermal properties.
| Try it on a partA sample part to run stress or thermal on, free in your browser | Open in LessCAD | Open in LessCAD |
|---|---|---|
| Mechanical | ||
| Yield strength | 469MPasourcetypical, longitudinal, 0.2% offset | not given (tensile used) |
| Ultimate tensile strength | 524MPasourcetypical, longitudinal | 5.1MPasourcemodulus of rupture (no direct tensile value) |
| Compressive strength | not sourced | 77.9MPasourcemean unit compressive strength, solid extruded brick (survey mean; SD 30.8 MPa) |
| Elongation at break | 11%sourcetypical, longitudinal | not sourced |
| Young's modulus (stiffness) | 70.3GPasourcetypical | not sourced |
| Density | 2,830kg/m³sourcenominal | 2,082kg/m³sourceface brick density row used for k (BIA notes most fired clay brick 120-130 lb/ft3) |
| Strength to weight | 166kN·m/kg67.7x higher | 2.45kN·m/kg |
| Stiffness to weight | 24.8MN·m/kg | not sourced |
| Poisson's ratio | 0.33sourcetypical (handbook physical constant) | not sourced |
| Shear modulus | 26.4GPa | not sourced |
| Bulk modulus | 68.9GPa | not sourced |
| Speed of sound | 4,984m/s | not sourced |
| Thermal | ||
| Thermal conductivity | 157W/m·Ksourcetypical, 20 °C | 0.92–1.12W/m·Ksourcerange for 130 lb/ft3 face brick (ASHRAE 2013 via BIA) |
| Thermal expansion | 23.5µm/m·Ksourcetypical, mean 20-100 °C | 7.2µm/m·KsourceTMS Code average coefficient, clay/shale unit masonry |
| 100 mm part over a 50 °C swing | 118µm growth | 36µm growth3.26x less |
| Specific heat | 860J/kg·Ksourcetypical, at 100 °C | 837J/kg·Ksourcevalue used in BIA heat-capacity sample calculation |
| Heats up and cools (diffusivity) | 64.5mm²/s110x faster | 0.585mm²/s |
| Thermal shock resistance | 29,862W/m | not sourced |
| Melting point | 524–635°Csourcemelting range | not sourced |
| Values for | 7050-T7451 plate, Kaiser Aluminum sheet, coil & plate typical datasheet (longitudinal); Poisson from MIL-HDBK-5J | Solid extruded clay/shale brick units (BIA 1993 manufacturer survey, TN 3A 2024); face brick of 130 lb/ft3 for thermal properties (BIA TN 4, from ASHRAE 2013); CTE is the TMS Code value for clay/shale masonry |
Every value links to the document that states it. "Not sourced" means no citable source states it (or only a specification minimum); figures computed from it are left out too.
Questions
Is Aluminum 7050-T7451 stronger than Brick?
Aluminum 7050-T7451 is stronger: its yield strength is 469 MPa against tensile strength 5.1 MPa for Brick (92x).
Which is lighter, Aluminum 7050-T7451 or Brick?
Brick is lighter: 2,082 kg/m³ against 2,830 kg/m³ for Aluminum 7050-T7451.
Which is lighter for the same job, Aluminum 7050-T7451 or Brick?
For the same stiffness or strength: Aluminum 7050-T7451 is lighter for a strong rod or tie, strong beam, strong panel or plate.
| Part that must be | Aluminum 7050-T7451 | Brick |
|---|---|---|
| Strong rod or tie | lighter | 67.7x heavier |
| Strong beam | lighter | 15x heavier |
| Strong panel or plate | lighter | 7.05x heavier |
For the same stiffness or strength, mass scales with density over stiffness (or strength) raised to a power set by how the part is loaded: 1 for a rod in tension, 1/2 for a beam in bending, 1/3 for a panel (the standard material-selection indices).
Which conducts heat better, Aluminum 7050-T7451 or Brick?
Aluminum 7050-T7451 conducts heat better: 157 W/m·K against 1.02 W/m·K for Brick.
Which expands less with temperature?
Brick expands less: 7.2 µm/m·K against 23.5 µm/m·K for Aluminum 7050-T7451.