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ACI-ASTM CA6NM Steel vs. ZA-27

ACI-ASTM CA6NM steel belongs to the iron alloys classification, while ZA-27 belongs to the zinc alloys. There are 30 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 CA6NM steel and the bottom bar is ZA-27.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
100 to 120
Elastic (Young's, Tensile) Modulus, GPa 200
78
Elongation at Break, % 17
2.0 to 4.5
Fatigue Strength, MPa 380
110 to 170
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
31
Tensile Strength: Ultimate (UTS), MPa 850
400 to 430
Tensile Strength: Yield (Proof), MPa 620
260 to 370

Thermal Properties

Latent Heat of Fusion, J/g 280
130
Maximum Temperature: Mechanical, °C 770
120
Melting Completion (Liquidus), °C 1450
480
Melting Onset (Solidus), °C 1400
380
Specific Heat Capacity, J/kg-K 480
530
Thermal Conductivity, W/m-K 25
130
Thermal Expansion, µm/m-K 10
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
30
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
53

Otherwise Unclassified Properties

Base Metal Price, % relative 10
11
Density, g/cm3 7.8
5.0
Embodied Carbon, kg CO2/kg material 2.5
4.2
Embodied Energy, MJ/kg 34
80
Embodied Water, L/kg 110
570

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
8.1 to 18
Resilience: Unit (Modulus of Resilience), kJ/m3 1000
420 to 890
Stiffness to Weight: Axial, points 14
8.6
Stiffness to Weight: Bending, points 25
28
Strength to Weight: Axial, points 30
22 to 24
Strength to Weight: Bending, points 26
24 to 25
Thermal Diffusivity, mm2/s 6.7
47
Thermal Shock Resistance, points 31
14 to 15

Alloy Composition

Aluminum (Al), % 0
25 to 28
Cadmium (Cd), % 0
0 to 0.0060
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 11.5 to 14
0
Copper (Cu), % 0
2.0 to 2.5
Iron (Fe), % 78.4 to 84.6
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), % 0.4 to 1.0
0
Nickel (Ni), % 3.5 to 4.5
0 to 0.020
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.080
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
69.3 to 73