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ZA-27 vs. C43000 Brass

ZA-27 belongs to the zinc alloys classification, while C43000 brass belongs to the copper alloys. There are 30 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ZA-27 and the bottom bar is C43000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 78
110
Elongation at Break, % 2.0 to 4.5
3.0 to 55
Poisson's Ratio 0.27
0.33
Rockwell B Hardness 60 to 72
30 to 100
Shear Modulus, GPa 31
42
Shear Strength, MPa 230 to 330
230 to 410
Tensile Strength: Ultimate (UTS), MPa 400 to 430
320 to 710
Tensile Strength: Yield (Proof), MPa 260 to 370
130 to 550

Thermal Properties

Latent Heat of Fusion, J/g 130
190
Maximum Temperature: Mechanical, °C 120
170
Melting Completion (Liquidus), °C 480
1030
Melting Onset (Solidus), °C 380
1000
Specific Heat Capacity, J/kg-K 530
380
Thermal Conductivity, W/m-K 130
120
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
27
Electrical Conductivity: Equal Weight (Specific), % IACS 53
28

Otherwise Unclassified Properties

Base Metal Price, % relative 11
29
Density, g/cm3 5.0
8.6
Embodied Carbon, kg CO2/kg material 4.2
2.8
Embodied Energy, MJ/kg 80
46
Embodied Water, L/kg 570
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.1 to 18
20 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 420 to 890
82 to 1350
Stiffness to Weight: Axial, points 8.6
7.1
Stiffness to Weight: Bending, points 28
19
Strength to Weight: Axial, points 22 to 24
10 to 23
Strength to Weight: Bending, points 24 to 25
12 to 20
Thermal Diffusivity, mm2/s 47
36
Thermal Shock Resistance, points 14 to 15
11 to 25

Alloy Composition

Aluminum (Al), % 25 to 28
0
Cadmium (Cd), % 0 to 0.0060
0
Copper (Cu), % 2.0 to 2.5
84 to 87
Iron (Fe), % 0 to 0.1
0 to 0.050
Lead (Pb), % 0 to 0.0060
0 to 0.1
Magnesium (Mg), % 0.010 to 0.020
0
Nickel (Ni), % 0 to 0.020
0
Silicon (Si), % 0 to 0.080
0
Tin (Sn), % 0 to 0.0030
1.7 to 2.7
Zinc (Zn), % 69.3 to 73
9.7 to 14.3
Residuals, % 0
0 to 0.5