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Zamak 7 vs. 60Cr-40Ni Alloy

Zamak 7 belongs to the zinc alloys classification, while 60Cr-40Ni alloy belongs to the otherwise unclassified metals. There are 19 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is Zamak 7 and the bottom bar is 60Cr-40Ni alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 86
220
Poisson's Ratio 0.25
0.25
Shear Modulus, GPa 33
87
Tensile Strength: Ultimate (UTS), MPa 280
870
Tensile Strength: Yield (Proof), MPa 250
660

Thermal Properties

Latent Heat of Fusion, J/g 120
370
Specific Heat Capacity, J/kg-K 410
490
Thermal Expansion, µm/m-K 27
16

Otherwise Unclassified Properties

Base Metal Price, % relative 11
49
Density, g/cm3 6.4
7.8
Embodied Carbon, kg CO2/kg material 3.0
7.4
Embodied Energy, MJ/kg 57
110
Embodied Water, L/kg 380
380

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 370
1000
Stiffness to Weight: Axial, points 7.5
16
Stiffness to Weight: Bending, points 23
26
Strength to Weight: Axial, points 12
31
Strength to Weight: Bending, points 15
26
Thermal Shock Resistance, points 8.6
18

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0 to 0.25
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
58 to 62
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.075
0 to 1.0
Lead (Pb), % 0 to 0.0030
0
Magnesium (Mg), % 0.0050 to 0.020
0
Manganese (Mn), % 0
0 to 0.3
Nickel (Ni), % 0.0050 to 0.020
34.5 to 42
Nitrogen (N), % 0
0 to 0.3
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0 to 0.0010
0
Titanium (Ti), % 0
0 to 0.5
Zinc (Zn), % 95.3 to 96.5
0