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ACI-ASTM CE8MN Steel vs. ZA-27

ACI-ASTM CE8MN steel belongs to the iron alloys classification, while ZA-27 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 CE8MN steel and the bottom bar is ZA-27.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
78
Elongation at Break, % 29
2.0 to 4.5
Fatigue Strength, MPa 370
110 to 170
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 80
31
Tensile Strength: Ultimate (UTS), MPa 750
400 to 430
Tensile Strength: Yield (Proof), MPa 500
260 to 370

Thermal Properties

Latent Heat of Fusion, J/g 300
130
Maximum Temperature: Mechanical, °C 1100
120
Melting Completion (Liquidus), °C 1440
480
Melting Onset (Solidus), °C 1400
380
Specific Heat Capacity, J/kg-K 480
530
Thermal Conductivity, W/m-K 16
130
Thermal Expansion, µm/m-K 13
26

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 21
11
Density, g/cm3 7.8
5.0
Embodied Carbon, kg CO2/kg material 4.2
4.2
Embodied Energy, MJ/kg 58
80
Embodied Water, L/kg 180
570

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
8.1 to 18
Resilience: Unit (Modulus of Resilience), kJ/m3 620
420 to 890
Stiffness to Weight: Axial, points 15
8.6
Stiffness to Weight: Bending, points 25
28
Strength to Weight: Axial, points 27
22 to 24
Strength to Weight: Bending, points 23
24 to 25
Thermal Diffusivity, mm2/s 4.2
47
Thermal Shock Resistance, points 21
14 to 15

Alloy Composition

Aluminum (Al), % 0
25 to 28
Cadmium (Cd), % 0
0 to 0.0060
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 22.5 to 25.5
0
Copper (Cu), % 0
2.0 to 2.5
Iron (Fe), % 56 to 66.4
0 to 0.1
Lead (Pb), % 0
0 to 0.0060
Magnesium (Mg), % 0
0.010 to 0.020
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 3.0 to 4.5
0
Nickel (Ni), % 8.0 to 11
0 to 0.020
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.5
0 to 0.080
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
69.3 to 73