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C68300 Brass vs. Z41321 Zinc

C68300 brass belongs to the copper alloys classification, while Z41321 zinc belongs to the zinc alloys. They have a modest 38% 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 C68300 brass and the bottom bar is Z41321 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
87
Elongation at Break, % 15
60
Poisson's Ratio 0.31
0.25
Shear Modulus, GPa 40
35
Tensile Strength: Ultimate (UTS), MPa 430
190
Tensile Strength: Yield (Proof), MPa 260
150

Thermal Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 23
12
Density, g/cm3 8.0
6.6
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 46
54
Embodied Water, L/kg 340
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
100
Resilience: Unit (Modulus of Resilience), kJ/m3 330
130
Stiffness to Weight: Axial, points 7.3
7.4
Stiffness to Weight: Bending, points 20
23
Strength to Weight: Axial, points 15
7.9
Strength to Weight: Bending, points 16
11
Thermal Diffusivity, mm2/s 38
44
Thermal Shock Resistance, points 14
5.9

Alloy Composition


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Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0.3 to 1.0
0
Cadmium (Cd), % 0 to 0.010
0 to 0.0050
Copper (Cu), % 59 to 63
0.5 to 1.0
Iron (Fe), % 0
0 to 0.010
Lead (Pb), % 0 to 0.090
0 to 0.010
Silicon (Si), % 0.3 to 1.0
0
Tin (Sn), % 0.050 to 0.2
0 to 0.0030
Titanium (Ti), % 0
0.080 to 0.18
Zinc (Zn), % 34.2 to 40.4
98.8 to 99.42
Residuals, % 0 to 0.5
0