Zamak 2 vs. 85-silver 15-nickel

Zamak 2 belongs to the zinc alloys classification, while 85-silver 15-nickel belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown.

For each property being compared, the top bar is Zamak 2 and the bottom bar is 85-silver 15-nickel.

Zamak 2 (ASTM AC43A, Z35541, Mazak 2) Zinc Alloy 85-Silver 15-Nickel Electrical Contact Alloy

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		87
Elastic (Young's, Tensile) Modulus, GPa		88

Poisson's Ratio		0.26
Poisson's Ratio		0.36

Shear Modulus, GPa		33
Shear Modulus, GPa		32

Tensile Strength: Ultimate (UTS), MPa		360
Tensile Strength: Ultimate (UTS), MPa		260 to 470

Thermal Properties

Latent Heat of Fusion, J/g		130
Latent Heat of Fusion, J/g		140

Melting Completion (Liquidus), °C		390
Melting Completion (Liquidus), °C		870

Melting Onset (Solidus), °C		380
Melting Onset (Solidus), °C		960

Specific Heat Capacity, J/kg-K		410
Specific Heat Capacity, J/kg-K		270

Thermal Expansion, µm/m-K		28
Thermal Expansion, µm/m-K		18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		25
Electrical Conductivity: Equal Volume, % IACS		86

Electrical Conductivity: Equal Weight (Specific), % IACS		35
Electrical Conductivity: Equal Weight (Specific), % IACS		75

Otherwise Unclassified Properties

Density, g/cm³		6.5
Density, g/cm³		10

Common Calculations

Stiffness to Weight: Axial, points		7.5
Stiffness to Weight: Axial, points		4.8

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		14

Strength to Weight: Axial, points		15
Strength to Weight: Axial, points		7.1 to 13

Strength to Weight: Bending, points		17
Strength to Weight: Bending, points		8.9 to 13

Thermal Shock Resistance, points		11
Thermal Shock Resistance, points		12 to 21

Alloy Composition

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Aluminum (Al), %		3.5 to 4.3
Aluminum (Al), %		0

Cadmium (Cd), %		0 to 0.0050
Cadmium (Cd), %		0

Copper (Cu), %		2.5 to 3.3
Copper (Cu), %		0

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

Lead (Pb), %		0 to 0.0050
Lead (Pb), %		0

Magnesium (Mg), %		0.020 to 0.060
Magnesium (Mg), %		0

Nickel (Ni), %		0 to 0.020
Nickel (Ni), %		13.8 to 16

Silicon (Si), %		0 to 0.030
Silicon (Si), %		0

Silver (Ag), %		0
Silver (Ag), %		84 to 86

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

Zinc (Zn), %		92.2 to 94
Zinc (Zn), %		0

Residuals, %		0
Residuals, %		0 to 0.2