C52100 Bronze vs. C55180 Copper

Both C52100 bronze and C55180 copper are copper alloys. They have a moderately high 92% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C52100 bronze and the bottom bar is C55180 copper.

UNS C52100 (CW453K) Phosphor Bronze UNS C55180 (BCuP-1) Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		110
Elastic (Young's, Tensile) Modulus, GPa		110

Poisson's Ratio		0.34
Poisson's Ratio		0.34

Shear Modulus, GPa		41
Shear Modulus, GPa		41

Tensile Strength: Ultimate (UTS), MPa		380 to 800
Tensile Strength: Ultimate (UTS), MPa		200

Thermal Properties

Latent Heat of Fusion, J/g		200
Latent Heat of Fusion, J/g		200

Maximum Temperature: Mechanical, °C		180
Maximum Temperature: Mechanical, °C		200

Melting Completion (Liquidus), °C		1030
Melting Completion (Liquidus), °C		920

Melting Onset (Solidus), °C		880
Melting Onset (Solidus), °C		710

Specific Heat Capacity, J/kg-K		370
Specific Heat Capacity, J/kg-K		400

Thermal Conductivity, W/m-K		62
Thermal Conductivity, W/m-K		200

Thermal Expansion, µm/m-K		18
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Base Metal Price, % relative		34
Base Metal Price, % relative		29

Density, g/cm³		8.8
Density, g/cm³		8.6

Embodied Carbon, kg CO₂/kg material		3.4
Embodied Carbon, kg CO₂/kg material		2.5

Embodied Energy, MJ/kg		55
Embodied Energy, MJ/kg		39

Embodied Water, L/kg		370
Embodied Water, L/kg		290

Common Calculations

Stiffness to Weight: Axial, points		7.0
Stiffness to Weight: Axial, points		7.1

Stiffness to Weight: Bending, points		18
Stiffness to Weight: Bending, points		18

Strength to Weight: Axial, points		12 to 25
Strength to Weight: Axial, points		6.4

Strength to Weight: Bending, points		13 to 22
Strength to Weight: Bending, points		8.8

Thermal Diffusivity, mm²/s		19
Thermal Diffusivity, mm²/s		56

Thermal Shock Resistance, points		14 to 28
Thermal Shock Resistance, points		7.9

Alloy Composition

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Copper (Cu), %		89.8 to 93
Copper (Cu), %		94.7 to 95.2

Iron (Fe), %		0 to 0.1
Iron (Fe), %		0

Lead (Pb), %		0 to 0.050
Lead (Pb), %		0

Phosphorus (P), %		0.030 to 0.35
Phosphorus (P), %		4.8 to 5.2

Tin (Sn), %		7.0 to 9.0
Tin (Sn), %		0

Zinc (Zn), %		0 to 0.2
Zinc (Zn), %		0

Residuals, %		0 to 0.5
Residuals, %		0 to 0.15