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ZA-27 vs. ACI-ASTM CD4MCu Steel

ZA-27 belongs to the zinc alloys classification, while ACI-ASTM CD4MCu 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-27 and the bottom bar is ACI-ASTM CD4MCu steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 78
200
Elongation at Break, % 2.0 to 4.5
18
Fatigue Strength, MPa 110 to 170
340
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 31
79
Tensile Strength: Ultimate (UTS), MPa 400 to 430
770
Tensile Strength: Yield (Proof), MPa 260 to 370
550

Thermal Properties

Latent Heat of Fusion, J/g 130
300
Maximum Temperature: Mechanical, °C 120
1100
Melting Completion (Liquidus), °C 480
1430
Melting Onset (Solidus), °C 380
1380
Specific Heat Capacity, J/kg-K 530
480
Thermal Conductivity, W/m-K 130
17
Thermal Expansion, µm/m-K 26
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 53
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 11
18
Density, g/cm3 5.0
7.8
Embodied Carbon, kg CO2/kg material 4.2
3.5
Embodied Energy, MJ/kg 80
49
Embodied Water, L/kg 570
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.1 to 18
130
Resilience: Unit (Modulus of Resilience), kJ/m3 420 to 890
760
Stiffness to Weight: Axial, points 8.6
14
Stiffness to Weight: Bending, points 28
25
Strength to Weight: Axial, points 22 to 24
28
Strength to Weight: Bending, points 24 to 25
24
Thermal Diffusivity, mm2/s 47
4.5
Thermal Shock Resistance, points 14 to 15
21

Alloy Composition

Aluminum (Al), % 25 to 28
0
Cadmium (Cd), % 0 to 0.0060
0
Carbon (C), % 0
0 to 0.040
Chromium (Cr), % 0
24.5 to 26.5
Copper (Cu), % 2.0 to 2.5
2.8 to 3.3
Iron (Fe), % 0 to 0.1
59.9 to 66.3
Lead (Pb), % 0 to 0.0060
0
Magnesium (Mg), % 0.010 to 0.020
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
1.8 to 2.3
Nickel (Ni), % 0 to 0.020
4.8 to 6.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.080
0 to 1.0
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 69.3 to 73
0