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ACI-ASTM CN3MN Steel vs. EN 1.3555 Steel

Both ACI-ASTM CN3MN steel and EN 1.3555 steel are iron alloys. They have 58% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CN3MN steel and the bottom bar is EN 1.3555 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
230
Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
75
Tensile Strength: Ultimate (UTS), MPa 620
770

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Maximum Temperature: Mechanical, °C 1100
540
Melting Completion (Liquidus), °C 1460
1500
Melting Onset (Solidus), °C 1410
1450
Specific Heat Capacity, J/kg-K 460
460
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
9.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
11

Otherwise Unclassified Properties

Base Metal Price, % relative 33
11
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 6.2
5.6
Embodied Energy, MJ/kg 84
81
Embodied Water, L/kg 200
90

Common Calculations

PREN (Pitting Resistance) 46
18
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21
27
Strength to Weight: Bending, points 20
23
Thermal Shock Resistance, points 14
22

Alloy Composition

Carbon (C), % 0 to 0.030
0.1 to 0.15
Chromium (Cr), % 20 to 22
3.9 to 4.3
Copper (Cu), % 0 to 0.75
0 to 0.1
Iron (Fe), % 41.4 to 50.3
85.4 to 87.7
Manganese (Mn), % 0 to 2.0
0.15 to 0.35
Molybdenum (Mo), % 6.0 to 7.0
4.0 to 4.5
Nickel (Ni), % 23.5 to 25.5
3.2 to 3.6
Nitrogen (N), % 0.18 to 0.26
0
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 1.0
0.1 to 0.25
Sulfur (S), % 0 to 0.010
0 to 0.010
Tungsten (W), % 0
0 to 0.15
Vanadium (V), % 0
1.0 to 1.3