Materials / Compare

Brick vs. Zinc Zamak 3

Compare Brick vs. Zinc Zamak 3 strength, stiffness, weight and thermal properties.

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BrickNatural
Zinc Zamak 3Cast
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Mechanical
Yield strengthnot given (tensile used)221MPasourcetypical
Ultimate tensile strength5.1MPasourcemodulus of rupture (no direct tensile value)283MPasourcetypical
Compressive strength77.9MPasourcemean unit compressive strength, solid extruded brick (survey mean; SD 30.8 MPa)not sourced
Elongation at breaknot sourced10%sourcetypical, in 2 in.
Young's modulus (stiffness)not sourced85.5GPasourcetypical
Density2,082kg/m³sourceface brick density row used for k (BIA notes most fired clay brick 120-130 lb/ft3)6,600kg/m³sourcetypical
Strength to weight2.45kN·m/kg33.5kN·m/kg13.7x higher
Stiffness to weightnot sourced13MN·m/kg
Poisson's rationot sourced0.27sourcetypical, Zamak 3 hot-chamber die cast
Shear modulusnot sourced33.7GPa
Bulk modulusnot sourced62GPa
Speed of soundnot sourced3,599m/s
Thermal
Thermal conductivity0.92–1.12W/m·Ksourcerange for 130 lb/ft3 face brick (ASHRAE 2013 via BIA)113W/m·Ksourcetypical
Thermal expansion7.2µm/m·KsourceTMS Code average coefficient, clay/shale unit masonry27.4µm/m·Ksourcetypical
100 mm part over a 50 °C swing36µm growth3.81x less137µm growth
Specific heat837J/kg·Ksourcevalue used in BIA heat-capacity sample calculation419J/kg·Ksourcetypical
Heats up and cools (diffusivity)0.585mm²/s40.9mm²/s69.9x faster
Thermal shock resistancenot sourced7,782W/m
Melting pointnot sourced381–387°Csourcemelting range
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 masonryZamak 3 (ASTM B86 die cast), Nathan Trotter (zinc alloy producer) technical data sheet, typical values

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 Brick stronger than Zinc Zamak 3?

Zinc Zamak 3 is stronger: its yield strength is 221 MPa against tensile strength 5.1 MPa for Brick (43.3x).

Which is lighter, Brick or Zinc Zamak 3?

Brick is lighter: 2,082 kg/m³ against 6,600 kg/m³ for Zinc Zamak 3.

Which is lighter for the same job, Brick or Zinc Zamak 3?

For the same stiffness or strength: Zinc Zamak 3 is lighter for a strong rod or tie, strong beam, strong panel or plate.

Part that must beBrickZinc Zamak 3
Strong rod or tie13.7x heavierlighter
Strong beam3.89x heavierlighter
Strong panel or plate2.08x heavierlighter

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, Brick or Zinc Zamak 3?

Zinc Zamak 3 conducts heat better: 113 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 27.4 µm/m·K for Zinc Zamak 3.

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-H24Plastic 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 SteelZinc Zamak 3
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-H24Plastic 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 SteelBrickZinc Zamak 3
Strength against density

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