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ACI-ASTM CN7M Steel vs. EN 1.0619 Steel

Both ACI-ASTM CN7M steel and EN 1.0619 steel are iron alloys. They have 45% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CN7M steel and the bottom bar is EN 1.0619 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 44
25
Fatigue Strength, MPa 190
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 480
510
Tensile Strength: Yield (Proof), MPa 200
270

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1450
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 21
48
Thermal Expansion, µm/m-K 15
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 32
2.1
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 5.6
1.5
Embodied Energy, MJ/kg 78
20
Embodied Water, L/kg 210
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
110
Resilience: Unit (Modulus of Resilience), kJ/m3 110
200
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
18
Strength to Weight: Bending, points 17
18
Thermal Diffusivity, mm2/s 5.6
13
Thermal Shock Resistance, points 12
16

Alloy Composition

Carbon (C), % 0 to 0.070
0.18 to 0.23
Chromium (Cr), % 19 to 22
0 to 0.3
Copper (Cu), % 3.0 to 4.0
0 to 0.3
Iron (Fe), % 37.4 to 48.5
96.6 to 99.32
Manganese (Mn), % 0 to 1.5
0.5 to 1.4
Molybdenum (Mo), % 2.0 to 3.0
0 to 0.12
Nickel (Ni), % 27.5 to 30.5
0 to 0.4
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.5
0 to 0.6
Sulfur (S), % 0 to 0.040
0 to 0.020
Vanadium (V), % 0
0 to 0.030