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EN 1.8519 Steel vs. ACI-ASTM CH20 Steel

Both EN 1.8519 steel and ACI-ASTM CH20 steel are iron alloys. They have 64% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.8519 steel and the bottom bar is ACI-ASTM CH20 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 360
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 10
38
Fatigue Strength, MPa 630
290
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
78
Tensile Strength: Ultimate (UTS), MPa 1200
610
Tensile Strength: Yield (Proof), MPa 1030
350

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 450
1100
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
14
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 3.1
20
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.9
3.7
Embodied Energy, MJ/kg 26
53
Embodied Water, L/kg 58
180

Common Calculations

PREN (Pitting Resistance) 3.2
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
200
Resilience: Unit (Modulus of Resilience), kJ/m3 2790
300
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 43
22
Strength to Weight: Bending, points 32
21
Thermal Diffusivity, mm2/s 11
3.7
Thermal Shock Resistance, points 35
15

Alloy Composition

Carbon (C), % 0.27 to 0.34
0 to 0.2
Chromium (Cr), % 2.3 to 2.7
22 to 26
Iron (Fe), % 95.7 to 97.1
54.7 to 66
Manganese (Mn), % 0.4 to 0.7
0 to 1.5
Molybdenum (Mo), % 0.15 to 0.25
0 to 0.5
Nickel (Ni), % 0
12 to 15
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 2.0
Sulfur (S), % 0 to 0.035
0 to 0.040
Vanadium (V), % 0.1 to 0.2
0