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ACI-ASTM CD3MCuN Steel vs. ZA-12

ACI-ASTM CD3MCuN steel belongs to the iron alloys classification, while ZA-12 belongs to the zinc 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 ACI-ASTM CD3MCuN steel and the bottom bar is ZA-12.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
83
Elongation at Break, % 29
1.6 to 5.3
Fatigue Strength, MPa 370
73 to 120
Poisson's Ratio 0.27
0.26
Shear Modulus, GPa 80
33
Tensile Strength: Ultimate (UTS), MPa 790
260 to 400
Tensile Strength: Yield (Proof), MPa 500
210 to 320

Thermal Properties

Latent Heat of Fusion, J/g 300
120
Maximum Temperature: Mechanical, °C 1100
100
Melting Completion (Liquidus), °C 1440
430
Melting Onset (Solidus), °C 1390
380
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 15
120
Thermal Expansion, µm/m-K 13
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
28
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
42

Otherwise Unclassified Properties

Base Metal Price, % relative 20
11
Density, g/cm3 7.8
6.0
Embodied Carbon, kg CO2/kg material 3.9
3.4
Embodied Energy, MJ/kg 54
64
Embodied Water, L/kg 180
440

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
4.0 to 20
Resilience: Unit (Modulus of Resilience), kJ/m3 620
260 to 620
Stiffness to Weight: Axial, points 15
7.6
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28
12 to 19
Strength to Weight: Bending, points 24
15 to 20
Thermal Diffusivity, mm2/s 4.1
43
Thermal Shock Resistance, points 22
9.4 to 14

Alloy Composition

Aluminum (Al), % 0
10.5 to 11.5
Cadmium (Cd), % 0
0 to 0.0060
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 24 to 26.7
0
Copper (Cu), % 1.4 to 1.9
0.5 to 1.2
Iron (Fe), % 58.2 to 65.9
0 to 0.075
Lead (Pb), % 0
0 to 0.0060
Magnesium (Mg), % 0
0.015 to 0.030
Manganese (Mn), % 0 to 1.2
0
Molybdenum (Mo), % 2.9 to 3.8
0
Nickel (Ni), % 5.6 to 6.7
0 to 0.020
Nitrogen (N), % 0.22 to 0.33
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 1.1
0 to 0.060
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
87.1 to 89