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EN 1.8527 Steel vs. ACI-ASTM CA40 Steel

Both EN 1.8527 steel and ACI-ASTM CA40 steel are iron alloys. They have 90% 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 1.8527 steel and the bottom bar is ACI-ASTM CA40 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
310
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
10
Fatigue Strength, MPa 520
460
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
76
Tensile Strength: Ultimate (UTS), MPa 900
910
Tensile Strength: Yield (Proof), MPa 800
860

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Maximum Temperature: Mechanical, °C 490
750
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1500
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 41
25
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.0
3.5

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
7.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.7
2.0
Embodied Energy, MJ/kg 23
28
Embodied Water, L/kg 66
100

Common Calculations

PREN (Pitting Resistance) 5.7
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
89
Resilience: Unit (Modulus of Resilience), kJ/m3 1670
1910
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 32
33
Strength to Weight: Bending, points 26
27
Thermal Diffusivity, mm2/s 11
6.7
Thermal Shock Resistance, points 26
33

Alloy Composition

Carbon (C), % 0.040 to 0.12
0.2 to 0.4
Chromium (Cr), % 3.7 to 4.3
11.5 to 14
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 93.2 to 95.1
81.5 to 88.3
Manganese (Mn), % 0.85 to 1.2
0 to 1.0
Molybdenum (Mo), % 0.4 to 0.6
0 to 0.5
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 1.5
Sulfur (S), % 0 to 0.035
0 to 0.040