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70Ag-30Ni Alloy vs. Zamak 7

70Ag-30Ni alloy belongs to the otherwise unclassified metals classification, while Zamak 7 belongs to the zinc alloys. There are 17 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is 70Ag-30Ni alloy and the bottom bar is Zamak 7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
86
Poisson's Ratio 0.35
0.25
Shear Modulus, GPa 39
33
Tensile Strength: Ultimate (UTS), MPa 320 to 530
280

Thermal Properties

Latent Heat of Fusion, J/g 170
120
Melting Completion (Liquidus), °C 960
390
Melting Onset (Solidus), °C 960
380
Specific Heat Capacity, J/kg-K 300
410
Thermal Expansion, µm/m-K 17
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 69
27
Electrical Conductivity: Equal Weight (Specific), % IACS 62
38

Otherwise Unclassified Properties

Density, g/cm3 10
6.4

Common Calculations

Stiffness to Weight: Axial, points 5.8
7.5
Stiffness to Weight: Bending, points 16
23
Strength to Weight: Axial, points 8.8 to 15
12
Strength to Weight: Bending, points 10 to 15
15
Thermal Shock Resistance, points 13 to 21
8.6

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 0
0 to 0.075
Lead (Pb), % 0
0 to 0.0030
Magnesium (Mg), % 0
0.0050 to 0.020
Nickel (Ni), % 28.8 to 31
0.0050 to 0.020
Silver (Ag), % 69 to 71
0
Tin (Sn), % 0
0 to 0.0010
Zinc (Zn), % 0
95.3 to 96.5
Residuals, % 0 to 0.2
0