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EN 1.8902 Steel vs. ACI-ASTM CD3MN Steel

Both EN 1.8902 steel and ACI-ASTM CD3MN steel are iron alloys. They have 69% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.8902 steel and the bottom bar is ACI-ASTM CD3MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21
29
Fatigue Strength, MPa 290
340
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 600
710
Tensile Strength: Yield (Proof), MPa 420
460

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 410
1060
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 44
16
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
18
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.8
3.6
Embodied Energy, MJ/kg 24
50
Embodied Water, L/kg 51
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
180
Resilience: Unit (Modulus of Resilience), kJ/m3 470
530
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21
25
Strength to Weight: Bending, points 20
23
Thermal Diffusivity, mm2/s 12
4.3
Thermal Shock Resistance, points 18
20

Alloy Composition

Aluminum (Al), % 0 to 0.015
0
Carbon (C), % 0 to 0.22
0 to 0.030
Chromium (Cr), % 0 to 0.35
21 to 23.5
Copper (Cu), % 0 to 0.6
0 to 1.0
Iron (Fe), % 95 to 99.05
62.6 to 71.9
Manganese (Mn), % 1.0 to 1.8
0 to 1.5
Molybdenum (Mo), % 0 to 0.13
2.5 to 3.5
Nickel (Ni), % 0 to 0.85
4.5 to 6.5
Niobium (Nb), % 0 to 0.060
0
Nitrogen (N), % 0 to 0.027
0.1 to 0.3
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.65
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0 to 0.060
0
Vanadium (V), % 0 to 0.22
0