C55280 Copper vs. C94800 Bronze

Both C55280 copper and C94800 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 87% of their average alloy composition in common. There are 18 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is C55280 copper and the bottom bar is C94800 bronze.

UNS C55280 (BCuP-6) Filler Metal UNS C94800 Nickel-Tin Bronze

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		40
Shear Modulus, GPa		43

Tensile Strength: Ultimate (UTS), MPa		180
Tensile Strength: Ultimate (UTS), MPa		310

Thermal Properties

Latent Heat of Fusion, J/g		190
Latent Heat of Fusion, J/g		200

Maximum Temperature: Mechanical, °C		200
Maximum Temperature: Mechanical, °C		190

Melting Completion (Liquidus), °C		790
Melting Completion (Liquidus), °C		1030

Melting Onset (Solidus), °C		640
Melting Onset (Solidus), °C		900

Specific Heat Capacity, J/kg-K		410
Specific Heat Capacity, J/kg-K		380

Thermal Expansion, µm/m-K		16
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Density, g/cm³		8.5
Density, g/cm³		8.8

Embodied Carbon, kg CO₂/kg material		4.2
Embodied Carbon, kg CO₂/kg material		3.5

Embodied Energy, MJ/kg		67
Embodied Energy, MJ/kg		56

Common Calculations

Stiffness to Weight: Axial, points		6.9
Stiffness to Weight: Axial, points		7.2

Stiffness to Weight: Bending, points		19
Stiffness to Weight: Bending, points		18

Strength to Weight: Axial, points		5.9
Strength to Weight: Axial, points		9.8

Strength to Weight: Bending, points		8.3
Strength to Weight: Bending, points		12

Thermal Shock Resistance, points		7.4
Thermal Shock Resistance, points		11

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.0050

Antimony (Sb), %		0
Antimony (Sb), %		0 to 0.15

Copper (Cu), %		90.5 to 91.4
Copper (Cu), %		84 to 89

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

Lead (Pb), %		0
Lead (Pb), %		0.3 to 1.0

Manganese (Mn), %		0
Manganese (Mn), %		0 to 0.2

Nickel (Ni), %		0
Nickel (Ni), %		4.5 to 6.0

Phosphorus (P), %		6.8 to 7.2
Phosphorus (P), %		0 to 0.050

Silicon (Si), %		0
Silicon (Si), %		0 to 0.0050

Silver (Ag), %		1.8 to 2.2
Silver (Ag), %		0

Sulfur (S), %		0
Sulfur (S), %		0 to 0.050

Tin (Sn), %		0
Tin (Sn), %		4.5 to 6.0

Zinc (Zn), %		0
Zinc (Zn), %		1.0 to 2.5

Residuals, %		0
Residuals, %		0 to 1.3