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ACI-ASTM CE8MN Steel vs. SAE-AISI 5160 Steel

Both ACI-ASTM CE8MN steel and SAE-AISI 5160 steel are iron alloys. They have 63% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CE8MN steel and the bottom bar is SAE-AISI 5160 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 29
12 to 18
Fatigue Strength, MPa 370
180 to 650
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 750
660 to 1150
Tensile Strength: Yield (Proof), MPa 500
280 to 1010

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
420
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
43
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 21
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.2
1.4
Embodied Energy, MJ/kg 58
19
Embodied Water, L/kg 180
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
73 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 620
200 to 2700
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
23 to 41
Strength to Weight: Bending, points 23
22 to 31
Thermal Diffusivity, mm2/s 4.2
12
Thermal Shock Resistance, points 21
19 to 34

Alloy Composition

Carbon (C), % 0 to 0.080
0.56 to 0.61
Chromium (Cr), % 22.5 to 25.5
0.7 to 0.9
Iron (Fe), % 56 to 66.4
97.1 to 97.8
Manganese (Mn), % 0 to 1.0
0.75 to 1.0
Molybdenum (Mo), % 3.0 to 4.5
0
Nickel (Ni), % 8.0 to 11
0
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.5
0.15 to 0.35
Sulfur (S), % 0 to 0.040
0 to 0.040