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ZA-8 vs. ACI-ASTM CD3MWCuN Steel

ZA-8 belongs to the zinc alloys classification, while ACI-ASTM CD3MWCuN steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is ZA-8 and the bottom bar is ACI-ASTM CD3MWCuN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 85 to 86
200
Elongation at Break, % 1.3 to 8.0
29
Fatigue Strength, MPa 51 to 100
370
Poisson's Ratio 0.26
0.27
Shear Modulus, GPa 34
80
Tensile Strength: Ultimate (UTS), MPa 210 to 370
790
Tensile Strength: Yield (Proof), MPa 210 to 290
500

Thermal Properties

Latent Heat of Fusion, J/g 110
300
Maximum Temperature: Mechanical, °C 100
1100
Melting Completion (Liquidus), °C 400
1460
Melting Onset (Solidus), °C 380
1410
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 120
16
Thermal Expansion, µm/m-K 23
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 40
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 11
22
Density, g/cm3 6.3
7.9
Embodied Carbon, kg CO2/kg material 3.3
4.2
Embodied Energy, MJ/kg 62
58
Embodied Water, L/kg 420
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.8 to 28
200
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 490
620
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 9.3 to 17
28
Strength to Weight: Bending, points 12 to 18
24
Thermal Diffusivity, mm2/s 42
4.2
Thermal Shock Resistance, points 7.6 to 13
22

Alloy Composition

Aluminum (Al), % 8.0 to 8.8
0
Cadmium (Cd), % 0 to 0.0060
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
24 to 26
Copper (Cu), % 0.8 to 1.3
0.5 to 1.0
Iron (Fe), % 0 to 0.075
56.6 to 65.3
Lead (Pb), % 0 to 0.0060
0
Magnesium (Mg), % 0.015 to 0.030
0
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 0 to 0.020
6.5 to 8.5
Nitrogen (N), % 0
0.2 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.045
0 to 1.0
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 0 to 0.0030
0
Tungsten (W), % 0
0.5 to 1.0
Zinc (Zn), % 89.7 to 91.2
0