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EN 1.7218 Steel vs. ACI-ASTM CF10SMnN Steel

Both EN 1.7218 steel and ACI-ASTM CF10SMnN steel are iron alloys. They have 64% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.7218 steel and the bottom bar is ACI-ASTM CF10SMnN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 230
190
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
75
Tensile Strength: Ultimate (UTS), MPa 500 to 1550
660

Thermal Properties

Latent Heat of Fusion, J/g 250
340
Maximum Temperature: Mechanical, °C 420
900
Melting Completion (Liquidus), °C 1460
1360
Melting Onset (Solidus), °C 1420
1310
Specific Heat Capacity, J/kg-K 470
500
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
15
Density, g/cm3 7.8
7.5
Embodied Carbon, kg CO2/kg material 1.5
3.1
Embodied Energy, MJ/kg 20
45
Embodied Water, L/kg 52
150

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
26
Strength to Weight: Axial, points 18 to 55
24
Strength to Weight: Bending, points 18 to 38
22
Thermal Shock Resistance, points 15 to 46
15

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.22 to 0.29
0 to 0.1
Chromium (Cr), % 0.9 to 1.2
16 to 18
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 96.2 to 98.1
59.1 to 65.4
Manganese (Mn), % 0.6 to 0.9
7.0 to 9.0
Molybdenum (Mo), % 0.15 to 0.3
0
Nickel (Ni), % 0 to 0.3
8.0 to 9.0
Nitrogen (N), % 0
0.080 to 0.18
Phosphorus (P), % 0 to 0.035
0 to 0.060
Silicon (Si), % 0 to 0.4
3.5 to 4.5
Sulfur (S), % 0 to 0.035
0 to 0.030