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EN 1.8151 Steel vs. ACI-ASTM CF8M Steel

Both EN 1.8151 steel and ACI-ASTM CF8M steel are iron alloys. They have 68% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.8151 steel and the bottom bar is ACI-ASTM CF8M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 540
170
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
78
Tensile Strength: Ultimate (UTS), MPa 670 to 1940
540

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Mechanical, °C 410
1000
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 50
16
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
19
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 1.8
3.8
Embodied Energy, MJ/kg 25
53
Embodied Water, L/kg 49
160

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24 to 70
19
Strength to Weight: Bending, points 22 to 45
19
Thermal Diffusivity, mm2/s 14
4.3
Thermal Shock Resistance, points 20 to 58
12

Alloy Composition

Carbon (C), % 0.4 to 0.5
0 to 0.080
Chromium (Cr), % 0.4 to 0.8
18 to 21
Iron (Fe), % 95.9 to 97.2
60.3 to 71
Manganese (Mn), % 0.6 to 0.9
0 to 1.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0
9.0 to 12
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 1.3 to 1.7
0 to 2.0
Sulfur (S), % 0 to 0.025
0 to 0.040
Vanadium (V), % 0.1 to 0.2
0