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C97600 Dairy Metal vs. Zamak 7

C97600 dairy metal belongs to the copper alloys classification, while Zamak 7 belongs to the zinc alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C97600 dairy metal and the bottom bar is Zamak 7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
86
Elongation at Break, % 11
13
Poisson's Ratio 0.33
0.25
Shear Modulus, GPa 46
33
Tensile Strength: Ultimate (UTS), MPa 310
280
Tensile Strength: Yield (Proof), MPa 140
250

Thermal Properties

Latent Heat of Fusion, J/g 210
120
Maximum Temperature: Mechanical, °C 210
95
Melting Completion (Liquidus), °C 1140
390
Melting Onset (Solidus), °C 1110
380
Specific Heat Capacity, J/kg-K 380
410
Thermal Conductivity, W/m-K 22
110
Thermal Expansion, µm/m-K 17
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 5.0
27
Electrical Conductivity: Equal Weight (Specific), % IACS 5.1
38

Otherwise Unclassified Properties

Base Metal Price, % relative 37
11
Density, g/cm3 8.8
6.4
Embodied Carbon, kg CO2/kg material 4.6
3.0
Embodied Energy, MJ/kg 69
57
Embodied Water, L/kg 330
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
36
Resilience: Unit (Modulus of Resilience), kJ/m3 85
370
Stiffness to Weight: Axial, points 7.7
7.5
Stiffness to Weight: Bending, points 19
23
Strength to Weight: Axial, points 9.8
12
Strength to Weight: Bending, points 12
15
Thermal Diffusivity, mm2/s 6.5
43
Thermal Shock Resistance, points 11
8.6

Alloy Composition

Aluminum (Al), % 0 to 0.0050
3.5 to 4.3
Antimony (Sb), % 0 to 0.25
0
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 63 to 67
0 to 0.25
Iron (Fe), % 0 to 1.5
0 to 0.075
Lead (Pb), % 3.0 to 5.0
0 to 0.0030
Magnesium (Mg), % 0
0.0050 to 0.020
Nickel (Ni), % 19 to 21.5
0.0050 to 0.020
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.15
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 3.5 to 4.0
0 to 0.0010
Zinc (Zn), % 3.0 to 9.0
95.3 to 96.5
Residuals, % 0 to 0.3
0