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ZA-27 vs. C28000 Muntz Metal

ZA-27 belongs to the zinc alloys classification, while C28000 Muntz Metal belongs to the copper alloys. They have 41% of their average alloy composition in common. There are 30 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 ZA-27 and the bottom bar is C28000 Muntz Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 78
100
Elongation at Break, % 2.0 to 4.5
10 to 45
Poisson's Ratio 0.27
0.31
Rockwell B Hardness 60 to 72
55 to 78
Shear Modulus, GPa 31
40
Shear Strength, MPa 230 to 330
230 to 330
Tensile Strength: Ultimate (UTS), MPa 400 to 430
330 to 610
Tensile Strength: Yield (Proof), MPa 260 to 370
150 to 370

Thermal Properties

Latent Heat of Fusion, J/g 130
170
Maximum Temperature: Mechanical, °C 120
120
Melting Completion (Liquidus), °C 480
900
Melting Onset (Solidus), °C 380
900
Specific Heat Capacity, J/kg-K 530
390
Thermal Conductivity, W/m-K 130
120
Thermal Expansion, µm/m-K 26
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
28
Electrical Conductivity: Equal Weight (Specific), % IACS 53
31

Otherwise Unclassified Properties

Base Metal Price, % relative 11
23
Density, g/cm3 5.0
8.0
Embodied Carbon, kg CO2/kg material 4.2
2.7
Embodied Energy, MJ/kg 80
46
Embodied Water, L/kg 570
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.1 to 18
27 to 240
Resilience: Unit (Modulus of Resilience), kJ/m3 420 to 890
110 to 670
Stiffness to Weight: Axial, points 8.6
7.2
Stiffness to Weight: Bending, points 28
20
Strength to Weight: Axial, points 22 to 24
11 to 21
Strength to Weight: Bending, points 24 to 25
13 to 20
Thermal Diffusivity, mm2/s 47
40
Thermal Shock Resistance, points 14 to 15
11 to 20

Alloy Composition

Aluminum (Al), % 25 to 28
0
Cadmium (Cd), % 0 to 0.0060
0
Copper (Cu), % 2.0 to 2.5
59 to 63
Iron (Fe), % 0 to 0.1
0 to 0.070
Lead (Pb), % 0 to 0.0060
0 to 0.3
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
0
Zinc (Zn), % 69.3 to 73
36.3 to 41
Residuals, % 0
0 to 0.3