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ACI-ASTM CF3MN Steel vs. EN 1.0070 Steel

Both ACI-ASTM CF3MN steel and EN 1.0070 steel are iron alloys. They have 65% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CF3MN steel and the bottom bar is EN 1.0070 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
210
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 39
9.1
Fatigue Strength, MPa 250
210
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Tensile Strength: Ultimate (UTS), MPa 580
740
Tensile Strength: Yield (Proof), MPa 290
350

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1010
400
Melting Completion (Liquidus), °C 1440
1470
Melting Onset (Solidus), °C 1390
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
53
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
6.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
7.8

Otherwise Unclassified Properties

Base Metal Price, % relative 19
1.7
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.9
1.4
Embodied Energy, MJ/kg 53
18
Embodied Water, L/kg 160
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
56
Resilience: Unit (Modulus of Resilience), kJ/m3 210
320
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 20
26
Strength to Weight: Bending, points 20
23
Thermal Diffusivity, mm2/s 4.1
14
Thermal Shock Resistance, points 13
23

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17 to 22
0
Iron (Fe), % 58.7 to 71.9
99.876 to 100
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 9.0 to 13
0
Nitrogen (N), % 0.1 to 0.2
0 to 0.014
Phosphorus (P), % 0 to 0.040
0 to 0.055
Silicon (Si), % 0 to 1.5
0
Sulfur (S), % 0 to 0.040
0 to 0.055