Materials / Compare

Brick vs. Concrete

Compare Brick vs. Concrete strength, stiffness, weight and thermal properties.

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BrickNatural
ConcreteCast
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Mechanical
Yield strengthnot given (tensile used)not sourced
Ultimate tensile strength5.1MPasourcemodulus of rupture (no direct tensile value)not sourced
Compressive strength77.9MPasourcemean unit compressive strength, solid extruded brick (survey mean; SD 30.8 MPa)27.6MPasourcespecified compressive strength class (f'c), not a measured typical
Elongation at breaknot sourcednot sourced
Young's modulus (stiffness)not sourcednot sourced
Density2,082kg/m³sourceface brick density row used for k (BIA notes most fired clay brick 120-130 lb/ft3)2,240–2,400kg/m³sourcerange for normalweight concrete
Strength to weight2.45kN·m/kgnot sourced
Stiffness to weightnot sourcednot sourced
Poisson's rationot sourced0.15–0.2sourcegeneral range at normal ambient conditions (overall 0.11-0.32)
Shear modulusnot sourcednot sourced
Bulk modulusnot sourcednot sourced
Speed of soundnot sourcednot sourced
Thermal
Thermal conductivity0.92–1.12W/m·Ksourcerange for 130 lb/ft3 face brick (ASHRAE 2013 via BIA)0.9W/m·Ksourcetypical (comparative value)
Thermal expansion7.2µm/m·KsourceTMS Code average coefficient, clay/shale unit masonry8–12µm/m·Ksourcetypical range for portland cement concrete (aggregate dependent)
100 mm part over a 50 °C swing36µm growth39% less50µm growth
Specific heat837J/kg·Ksourcevalue used in BIA heat-capacity sample calculation900J/kg·Ksourcetypical (NIST guidance for thermal analysis)
Heats up and cools (diffusivity)0.585mm²/s36% faster0.431mm²/s
Thermal shock resistancenot sourcednot sourced
Max service temperaturenot sourced65°Csourcecode long-term temperature limit (ASME Code, concrete containments)
Values forSolid 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 masonryNormal-weight portland cement concrete, strength class f'c = 4000 psi (28 MPa) per NRMCA CIP 35; density NRMCA CIP 36; thermal conductivity USDA FPL Wood Handbook; service temperature ORNL/NRC review

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

Which is lighter, Brick or Concrete?

Brick is lighter: 2,082 kg/m³ against 2,320 kg/m³ for Concrete.

Which conducts heat better, Brick or Concrete?

Brick conducts heat better: 1.02 W/m·K against 0.9 W/m·K for Concrete.

Which expands less with temperature?

Brick expands less: 7.2 µm/m·K against 10 µm/m·K for Concrete.

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 2024-T351Aluminum 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 Steel
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 2024-T351Aluminum 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 SteelBrick
Strength against density

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