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Chromium 33 vs. Zamak 2

Chromium 33 belongs to the otherwise unclassified metals classification, while Zamak 2 belongs to the zinc alloys. There are 21 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is chromium 33 and the bottom bar is Zamak 2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
87
Elongation at Break, % 45
6.0
Poisson's Ratio 0.27
0.26
Shear Modulus, GPa 81
33
Tensile Strength: Ultimate (UTS), MPa 850
360
Tensile Strength: Yield (Proof), MPa 430
270

Thermal Properties

Latent Heat of Fusion, J/g 320
130
Specific Heat Capacity, J/kg-K 480
410
Thermal Expansion, µm/m-K 14
28

Otherwise Unclassified Properties

Base Metal Price, % relative 36
12
Density, g/cm3 7.9
6.5
Embodied Carbon, kg CO2/kg material 6.0
3.0
Embodied Energy, MJ/kg 84
57
Embodied Water, L/kg 250
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
20
Resilience: Unit (Modulus of Resilience), kJ/m3 450
420
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 30
15
Strength to Weight: Bending, points 25
17
Thermal Shock Resistance, points 21
11

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.015
0
Chromium (Cr), % 31 to 35
0
Copper (Cu), % 0.3 to 1.2
2.5 to 3.3
Iron (Fe), % 25.7 to 37.9
0 to 0.1
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.020 to 0.060
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 0.5 to 2.0
0
Nickel (Ni), % 30 to 33
0 to 0.020
Nitrogen (N), % 0.35 to 0.6
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.5
0 to 0.030
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
92.2 to 94