C55282 Copper vs. ZA-12

C55282 copper belongs to the copper alloys classification, while ZA-12 belongs to the zinc alloys. There are 18 material properties with values for both materials. Properties with values for just one material (19, in this case) are not shown.

For each property being compared, the top bar is C55282 copper and the bottom bar is ZA-12.

UNS C55282 (BCuP-7) Filler Metal Zinc-Aluminum 12 (ZA-12, Z35631)

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		110
Elastic (Young's, Tensile) Modulus, GPa		83

Poisson's Ratio		0.34
Poisson's Ratio		0.26

Shear Modulus, GPa		39
Shear Modulus, GPa		33

Tensile Strength: Ultimate (UTS), MPa		180
Tensile Strength: Ultimate (UTS), MPa		260 to 400

Thermal Properties

Latent Heat of Fusion, J/g		190
Latent Heat of Fusion, J/g		120

Maximum Temperature: Mechanical, °C		200
Maximum Temperature: Mechanical, °C		100

Melting Completion (Liquidus), °C		770
Melting Completion (Liquidus), °C		430

Melting Onset (Solidus), °C		640
Melting Onset (Solidus), °C		380

Specific Heat Capacity, J/kg-K		400
Specific Heat Capacity, J/kg-K		450

Thermal Expansion, µm/m-K		16
Thermal Expansion, µm/m-K		24

Otherwise Unclassified Properties

Density, g/cm³		8.6
Density, g/cm³		6.0

Embodied Carbon, kg CO₂/kg material		7.0
Embodied Carbon, kg CO₂/kg material		3.4

Embodied Energy, MJ/kg		110
Embodied Energy, MJ/kg		64

Common Calculations

Stiffness to Weight: Axial, points		6.8
Stiffness to Weight: Axial, points		7.6

Stiffness to Weight: Bending, points		18
Stiffness to Weight: Bending, points		24

Strength to Weight: Axial, points		5.8
Strength to Weight: Axial, points		12 to 19

Strength to Weight: Bending, points		8.2
Strength to Weight: Bending, points		15 to 20

Thermal Shock Resistance, points		7.4
Thermal Shock Resistance, points		9.4 to 14

Alloy Composition

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Aluminum (Al), %		0
Aluminum (Al), %		10.5 to 11.5

Cadmium (Cd), %		0
Cadmium (Cd), %		0 to 0.0060

Copper (Cu), %		87.7 to 88.7
Copper (Cu), %		0.5 to 1.2

Iron (Fe), %		0
Iron (Fe), %		0 to 0.075

Lead (Pb), %		0
Lead (Pb), %		0 to 0.0060

Magnesium (Mg), %		0
Magnesium (Mg), %		0.015 to 0.030

Nickel (Ni), %		0
Nickel (Ni), %		0 to 0.020

Phosphorus (P), %		6.5 to 7.0
Phosphorus (P), %		0

Silicon (Si), %		0
Silicon (Si), %		0 to 0.060

Silver (Ag), %		4.8 to 5.2
Silver (Ag), %		0

Tin (Sn), %		0
Tin (Sn), %		0 to 0.0030

Zinc (Zn), %		0
Zinc (Zn), %		87.1 to 89

Residuals, %		0 to 0.15
Residuals, %		0