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ACI-ASTM CK20 Steel vs. EN 1.3566 Steel

Both ACI-ASTM CK20 steel and EN 1.3566 steel are iron alloys. They have 55% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CK20 steel and the bottom bar is EN 1.3566 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
150 to 220
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Tensile Strength: Ultimate (UTS), MPa 530
490 to 1380

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
420
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 14
45
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 25
2.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.4
1.5
Embodied Energy, MJ/kg 62
20
Embodied Water, L/kg 190
52

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
17 to 49
Strength to Weight: Bending, points 19
17 to 35
Thermal Diffusivity, mm2/s 3.7
12
Thermal Shock Resistance, points 13
14 to 40

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0 to 0.2
0.12 to 0.18
Chromium (Cr), % 23 to 27
0.9 to 1.2
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 46.7 to 58
96.8 to 98.4
Manganese (Mn), % 0 to 2.0
0.6 to 0.9
Molybdenum (Mo), % 0 to 0.5
0.15 to 0.25
Nickel (Ni), % 19 to 22
0
Oxygen (O), % 0
0 to 0.0020
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 2.0
0 to 0.4
Sulfur (S), % 0 to 0.040
0 to 0.030