C55283 Copper vs. ZA-27

C55283 copper belongs to the copper alloys classification, while ZA-27 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 C55283 copper and the bottom bar is ZA-27.

UNS C55283 (BCuP-4) Filler Metal Zinc-Aluminum 27 (ZA-27, Z35841)

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		100
Elastic (Young's, Tensile) Modulus, GPa		78

Poisson's Ratio		0.34
Poisson's Ratio		0.27

Shear Modulus, GPa		39
Shear Modulus, GPa		31

Tensile Strength: Ultimate (UTS), MPa		190
Tensile Strength: Ultimate (UTS), MPa		400 to 430

Thermal Properties

Latent Heat of Fusion, J/g		190
Latent Heat of Fusion, J/g		130

Maximum Temperature: Mechanical, °C		200
Maximum Temperature: Mechanical, °C		120

Melting Completion (Liquidus), °C		720
Melting Completion (Liquidus), °C		480

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

Specific Heat Capacity, J/kg-K		400
Specific Heat Capacity, J/kg-K		530

Thermal Expansion, µm/m-K		16
Thermal Expansion, µm/m-K		26

Otherwise Unclassified Properties

Density, g/cm³		8.6
Density, g/cm³		5.0

Embodied Carbon, kg CO₂/kg material		7.9
Embodied Carbon, kg CO₂/kg material		4.2

Embodied Energy, MJ/kg		120
Embodied Energy, MJ/kg		80

Common Calculations

Stiffness to Weight: Axial, points		6.8
Stiffness to Weight: Axial, points		8.6

Stiffness to Weight: Bending, points		18
Stiffness to Weight: Bending, points		28

Strength to Weight: Axial, points		6.1
Strength to Weight: Axial, points		22 to 24

Strength to Weight: Bending, points		8.5
Strength to Weight: Bending, points		24 to 25

Thermal Shock Resistance, points		8.0
Thermal Shock Resistance, points		14 to 15

Alloy Composition

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Aluminum (Al), %		0
Aluminum (Al), %		25 to 28

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

Copper (Cu), %		86.2 to 87.2
Copper (Cu), %		2.0 to 2.5

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

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

Magnesium (Mg), %		0
Magnesium (Mg), %		0.010 to 0.020

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

Phosphorus (P), %		7.0 to 7.5
Phosphorus (P), %		0

Silicon (Si), %		0
Silicon (Si), %		0 to 0.080

Silver (Ag), %		5.8 to 6.2
Silver (Ag), %		0

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

Zinc (Zn), %		0
Zinc (Zn), %		69.3 to 73

Residuals, %		0 to 0.15
Residuals, %		0