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Z20301 Zinc vs. C68300 Brass

Z20301 zinc belongs to the zinc alloys classification, while C68300 brass belongs to the copper alloys. They have a modest 37% of their average alloy composition in common, which, by itself, doesn't mean much. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is Z20301 zinc and the bottom bar is C68300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
100
Elongation at Break, % 53
15
Poisson's Ratio 0.25
0.31
Shear Modulus, GPa 35
40
Tensile Strength: Ultimate (UTS), MPa 160
430
Tensile Strength: Yield (Proof), MPa 130
260

Thermal Properties

Latent Heat of Fusion, J/g 110
180
Maximum Temperature: Mechanical, °C 90
120
Melting Completion (Liquidus), °C 410
900
Melting Onset (Solidus), °C 400
890
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 110
120
Thermal Expansion, µm/m-K 26
20

Otherwise Unclassified Properties

Base Metal Price, % relative 11
23
Density, g/cm3 6.6
8.0
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 53
46
Embodied Water, L/kg 340
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
56
Resilience: Unit (Modulus of Resilience), kJ/m3 96
330
Stiffness to Weight: Axial, points 7.4
7.3
Stiffness to Weight: Bending, points 23
20
Strength to Weight: Axial, points 6.7
15
Strength to Weight: Bending, points 9.9
16
Thermal Diffusivity, mm2/s 44
38
Thermal Shock Resistance, points 5.0
14

Alloy Composition

Aluminum (Al), % 0 to 0.0020
0
Antimony (Sb), % 0
0.3 to 1.0
Cadmium (Cd), % 0 to 0.010
0 to 0.010
Copper (Cu), % 0 to 0.0050
59 to 63
Iron (Fe), % 0 to 0.010
0
Lead (Pb), % 0 to 0.1
0 to 0.090
Silicon (Si), % 0
0.3 to 1.0
Tin (Sn), % 0
0.050 to 0.2
Titanium (Ti), % 0 to 0.020
0
Zinc (Zn), % 99.853 to 100
34.2 to 40.4
Residuals, % 0
0 to 0.5