Thermal conductivity against densityHigher and further left: spreads more heat for its weightThermal expansion against thermal conductivityLower and further right: warps less when heated
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Sources6 documents: Copper Development Association, National Institute of Standards and Technology, Brick Industry Association, Wieland
Brick
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
Copper C12200
C12200 phosphorus-deoxidized copper (DHP, the air-conditioning and refrigeration tube copper), tube annealed to 0.050 mm grain size (OS050), 0.065 in. wall, copper.org typical values
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C12200 Alloy (copper.org)Copper Development Associationarchived copyCopper C12200 · Yield strength: typical, 0.5% extension under load, 0.065 in. tubeCopper C12200 · Ultimate tensile strength: typical, 0.065 in. tubeCopper C12200 · Elongation at break: typical, 0.065 in. tubeCopper C12200 · Young's modulus (stiffness): typicalCopper C12200 · Density: nominalCopper C12200 · Thermal conductivity: typical, 20 °CCopper C12200 · Thermal expansion: typical, mean 20-100 °CCopper C12200 · Specific heat: typical, 20 °CCopper C12200 · Melting point: liquidus
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Strength of Masonry Walls Under Compressive and Transverse Loads (Building Science Series 34)National Institute of Standards and Technologyarchived copyBrick · Ultimate tensile strength: modulus of rupture (no direct tensile value)
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Technical Notes 3A: Brick Masonry Material PropertiesBrick Industry AssociationBrick · Compressive strength: mean unit compressive strength, solid extruded brick (survey mean; SD 30.8 MPa)Brick · Thermal expansion: TMS Code average coefficient, clay/shale unit masonry
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Technical Notes 4: Introduction to Energy Performance of Brick Masonry (2016)Brick Industry Associationarchived copyBrick · Density: face brick density row used for k (BIA notes most fired clay brick 120-130 lb/ft3)Brick · Thermal conductivity: range for 130 lb/ft3 face brick (ASHRAE 2013 via BIA)
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Wieland-K19 (Cu-DHP, C12200) Data SheetWielandarchived copyCopper C12200 · Poisson's ratio: reference value at room temperature (Wieland-K19 = Cu-DHP = C12200, rolled products)
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Technical Notes 4B: Energy Code Compliance of Brick Masonry WallsBrick Industry Associationarchived copyBrick · Specific heat: value used in BIA heat-capacity sample calculation
Each number points to the document that states it, with the exact basis. Values without a number are computed from the sourced ones. "Not sourced" means no citable source states it (or only a specification minimum); figures computed from it are left out too.
Questions
Mechanical
Is Brick stronger than Copper C12200?
Copper C12200 is stronger: its yield strength is 69 MPa against tensile strength 5.1 MPa for Brick (13.5x).
Which is lighter, Brick or Copper C12200?
Brick is lighter: 2,082 kg/m³ against 8,941 kg/m³ for Copper C12200.
Which is lighter for the same job, Brick or Copper C12200?
For the same stiffness or strength: Brick is lighter for a strong panel or plate; Copper C12200 is lighter for a strong rod or tie, strong beam.
Part that must be
Brick
Copper C12200
Strong rod or tie
3.15x heavier
lighter
Strong beam
32% heavier
lighter
Strong panel or plate
lighter
17% 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).
Thermal
Which conducts heat better, Brick or Copper C12200?
Copper C12200 conducts heat better: 339 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 16.9 µm/m·K for Copper C12200.