Materials / Compare

Aluminum 2024-T351 vs. Plywood

Compare Aluminum 2024-T351 vs. Plywood strength, stiffness, weight and thermal properties.

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Aluminum 2024-T351Wrought
PlywoodNatural
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Mechanical
Yield strength324MPasourcetypical, 0.2% offset, .500 in dia specimennot given (tensile used)
Ultimate tensile strength469MPasourcetypical41.4MPasourcemodulus of rupture (no direct tensile value)
Flexural strengthnot sourced41.4MPasourcestatic bending MOR (Douglas-fir); range 33.72-42.61 across species
Elongation at break19%sourcetypical, in 4Dnot sourced
Young's modulus (stiffness)73.1GPasourcetypical7.45GPasourcestatic bending MOE of the panel (Douglas-fir); range 6.96-8.55 across species
Density2,770kg/m³sourcenominalnot sourced
Strength to weight117kN·m/kgnot sourced
Stiffness to weight26.4MN·m/kgnot sourced
Poisson's ratio0.33sourcetypical (handbook physical constant), all tempersnot sourced
Shear modulus27.5GPanot sourced
Bulk modulus71.7GPanot sourced
Speed of sound5,137m/snot sourced
Thermal
Thermal conductivity120W/m·Ksourcetypical, 20 °C0.12W/m·KsourceAPA-recommended design value (Douglas-fir plywood), as reported by FPL/ORNL
Thermal expansion22.9µm/m·Ksourcetypical, mean 20-100 °C3.1–4.5µm/m·Ksourcebase material: solid wood parallel to grain, ovendry, range across species
100 mm part over a 50 °C swing115µm growth19µm growth6.03x less
Specific heat875J/kg·Ksourcetypical, at 100 °C1,700J/kg·Ksourcebase material: solid wood (all species), 12% MC, 27 C
Heats up and cools (diffusivity)49.5mm²/snot sourced
Thermal shock resistance15,561W/mnot sourced
Melting point502–638°Csourcemelting rangenot sourced
Values for2024-T4/T351, Kaiser Aluminum sheet, coil & plate typical datasheet; Poisson from MIL-HDBK-5JDouglas-fir plywood sheathing (construction plywood per PS 1), static bending properties from USDA FPL Wood Handbook FPL-GTR-282 Ch. 12 Table 12-2 (Biblis 2000)

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 2024-T351 stronger than Plywood?

Aluminum 2024-T351 is stronger: its yield strength is 324 MPa against tensile strength 41.4 MPa for Plywood (7.83x).

Which is stiffer, Aluminum 2024-T351 or Plywood?

Aluminum 2024-T351 is stiffer: Young's modulus 73.1 GPa against 7.45 GPa for Plywood, so the same part in Aluminum 2024-T351 deflects less under the same load.

Which conducts heat better, Aluminum 2024-T351 or Plywood?

Aluminum 2024-T351 conducts heat better: 120 W/m·K against 0.12 W/m·K for Plywood.

Which expands less with temperature?

Plywood expands less: 3.8 µm/m·K against 22.9 µm/m·K for Aluminum 2024-T351.

Among 59 materials

1k10k0.1110100Density (kg/m³)Young's modulus (GPa)Plastic PLAPlastic PETGPlastic ABSPlastic TPUPlastic NylonAluminumSteelIronTitaniumSteel AISI 1018Stainless 304Stainless 316Aluminum 6061-T6Aluminum 7075-T6Brass C360Copper C110GlassSteel AISI 1045Steel AISI 4340Steel A992Stainless 303Stainless 17-4PHAluminum 5052-H32Aluminum 7050-T7451Titanium Ti-6Al-4VBrass C260Nickel Inconel 718Magnesium AZ31B-H24Zinc Zamak 3Plastic ABS (bulk/injection)Plastic PolycarbonatePlastic POM/AcetalPlastic Nylon PA6Plastic Nylon PA66Plastic PEEKPlastic UHMWPEPlastic HDPEPlastic PolypropylenePlastic PMMAFDM ASAFDM PolycarbonateFDM PAHT-CFFDM HIPSSLA Resin Tough 2000SLS PA12 NylonDMLS AlSi10Mg AluminumDMLS Ti-6Al-4V ELI TitaniumDMLS 316L Stainless SteelDMLS 17-4PH Stainless SteelAluminum 2024-T351
Stiffness against density
1k10k101001kDensity (kg/m³)Yield strength (MPa)Plastic PLAPlastic PETGPlastic ABSPlastic TPUPlastic NylonRubberAluminumSteelIronTitaniumSteel AISI 1018Stainless 304Stainless 316Aluminum 6061-T6Aluminum 7075-T6Brass C360Copper C110GlassSteel AISI 1045Steel AISI 4340Steel A992Stainless 303Stainless 17-4PHAluminum 5052-H32Aluminum 7050-T7451Titanium Ti-6Al-4VBrass C260Nickel Inconel 718Magnesium AZ31B-H24Zinc Zamak 3Plastic ABS (bulk/injection)Plastic PolycarbonatePlastic POM/AcetalPlastic Nylon PA6Plastic Nylon PA66Plastic PEEKPlastic PTFEPlastic UHMWPEPlastic HDPEPlastic PolypropylenePlastic PMMAFDM ASAFDM PolycarbonateFDM PAHT-CFFDM HIPSSLA Resin Tough 2000SLA Resin Elastic 50ASLS PA12 NylonDMLS AlSi10Mg AluminumDMLS Ti-6Al-4V ELI TitaniumDMLS 316L Stainless SteelDMLS 17-4PH Stainless SteelBrickAluminum 2024-T351
Strength against density

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