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ACI-ASTM CK20 Steel vs. EN 1.1152 Steel

Both ACI-ASTM CK20 steel and EN 1.1152 steel are iron alloys. They have 53% of their average alloy composition in common. There are 30 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 CK20 steel and the bottom bar is EN 1.1152 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
120 to 160
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 37
12 to 22
Fatigue Strength, MPa 220
190 to 300
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Tensile Strength: Ultimate (UTS), MPa 530
400 to 550
Tensile Strength: Yield (Proof), MPa 260
270 to 440

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
400
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
52
Thermal Expansion, µm/m-K 15
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 25
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.4
1.4
Embodied Energy, MJ/kg 62
18
Embodied Water, L/kg 190
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
41 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 170
200 to 530
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
14 to 19
Strength to Weight: Bending, points 19
15 to 19
Thermal Diffusivity, mm2/s 3.7
14
Thermal Shock Resistance, points 13
13 to 17

Alloy Composition

Carbon (C), % 0 to 0.2
0.18 to 0.22
Chromium (Cr), % 23 to 27
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 46.7 to 58
98.6 to 99.52
Manganese (Mn), % 0 to 2.0
0.3 to 0.6
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 19 to 22
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 2.0
0 to 0.3
Sulfur (S), % 0 to 0.040
0 to 0.025