C38500 Bronze vs. C66100 Bronze

Both C38500 bronze and C66100 bronze are copper alloys. They have 59% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C38500 bronze and the bottom bar is C66100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		100
Elastic (Young's, Tensile) Modulus, GPa		120

Elongation at Break, %		17
Elongation at Break, %		8.0 to 40

Poisson's Ratio		0.31
Poisson's Ratio		0.34

Shear Modulus, GPa		37
Shear Modulus, GPa		43

Shear Strength, MPa		230
Shear Strength, MPa		280 to 460

Tensile Strength: Ultimate (UTS), MPa		370
Tensile Strength: Ultimate (UTS), MPa		410 to 790

Tensile Strength: Yield (Proof), MPa		130
Tensile Strength: Yield (Proof), MPa		120 to 430

Thermal Properties

Latent Heat of Fusion, J/g		160
Latent Heat of Fusion, J/g		260

Maximum Temperature: Mechanical, °C		110
Maximum Temperature: Mechanical, °C		200

Melting Completion (Liquidus), °C		890
Melting Completion (Liquidus), °C		1050

Melting Onset (Solidus), °C		880
Melting Onset (Solidus), °C		1000

Specific Heat Capacity, J/kg-K		380
Specific Heat Capacity, J/kg-K		400

Thermal Conductivity, W/m-K		120
Thermal Conductivity, W/m-K		34

Thermal Expansion, µm/m-K		21
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Base Metal Price, % relative		22
Base Metal Price, % relative		29

Density, g/cm³		8.1
Density, g/cm³		8.7

Embodied Carbon, kg CO₂/kg material		2.6
Embodied Carbon, kg CO₂/kg material		2.6

Embodied Energy, MJ/kg		45
Embodied Energy, MJ/kg		42

Embodied Water, L/kg		320
Embodied Water, L/kg		300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		48
Resilience: Ultimate (Unit Rupture Work), MJ/m³		53 to 120

Resilience: Unit (Modulus of Resilience), kJ/m³		78
Resilience: Unit (Modulus of Resilience), kJ/m³		60 to 790

Stiffness to Weight: Axial, points		7.0
Stiffness to Weight: Axial, points		7.4

Stiffness to Weight: Bending, points		19
Stiffness to Weight: Bending, points		19

Strength to Weight: Axial, points		13
Strength to Weight: Axial, points		13 to 25

Strength to Weight: Bending, points		14
Strength to Weight: Bending, points		14 to 22

Thermal Diffusivity, mm²/s		40
Thermal Diffusivity, mm²/s		9.7

Thermal Shock Resistance, points		12
Thermal Shock Resistance, points		15 to 29

Alloy Composition

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Copper (Cu), %		55 to 59
Copper (Cu), %		92 to 97

Iron (Fe), %		0 to 0.35
Iron (Fe), %		0 to 0.25

Lead (Pb), %		2.5 to 3.5
Lead (Pb), %		0.2 to 0.8

Manganese (Mn), %		0
Manganese (Mn), %		0 to 1.5

Silicon (Si), %		0
Silicon (Si), %		2.8 to 3.5

Zinc (Zn), %		36.7 to 42.5
Zinc (Zn), %		0 to 1.5

Residuals, %		0 to 0.5
Residuals, %		0 to 0.5