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ACI-ASTM CF10SMnN Steel vs. SAE-AISI A3 Steel

Both ACI-ASTM CF10SMnN steel and SAE-AISI A3 steel are iron alloys. They have 68% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CF10SMnN steel and the bottom bar is SAE-AISI A3 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 660
700 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 340
260
Melting Completion (Liquidus), °C 1360
1450
Melting Onset (Solidus), °C 1310
1410
Specific Heat Capacity, J/kg-K 500
470
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 15
6.0
Density, g/cm3 7.5
7.8
Embodied Carbon, kg CO2/kg material 3.1
4.4
Embodied Energy, MJ/kg 45
67
Embodied Water, L/kg 150
78

Common Calculations

PREN (Pitting Resistance) 19
8.9
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 24
25 to 77
Strength to Weight: Bending, points 22
23 to 48
Thermal Shock Resistance, points 15
23 to 70

Alloy Composition

Carbon (C), % 0 to 0.1
1.2 to 1.3
Chromium (Cr), % 16 to 18
4.8 to 5.5
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 59.1 to 65.4
88.7 to 92
Manganese (Mn), % 7.0 to 9.0
0.4 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.4
Nickel (Ni), % 8.0 to 9.0
0 to 0.3
Nitrogen (N), % 0.080 to 0.18
0
Phosphorus (P), % 0 to 0.060
0 to 0.030
Silicon (Si), % 3.5 to 4.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0
0.8 to 1.4