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ACI-ASTM CA40 Steel vs. EN 1.3961 Alloy

Both ACI-ASTM CA40 steel and EN 1.3961 alloy are iron alloys. They have 64% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CA40 steel and the bottom bar is EN 1.3961 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 10
31
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 76
72
Tensile Strength: Ultimate (UTS), MPa 910
450
Tensile Strength: Yield (Proof), MPa 860
310

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Melting Completion (Liquidus), °C 1440
1430
Melting Onset (Solidus), °C 1500
1390
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 10
1.3

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
25
Density, g/cm3 7.7
8.2
Embodied Carbon, kg CO2/kg material 2.0
4.8
Embodied Energy, MJ/kg 28
66
Embodied Water, L/kg 100
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 89
130
Resilience: Unit (Modulus of Resilience), kJ/m3 1910
250
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 33
15
Strength to Weight: Bending, points 27
16
Thermal Shock Resistance, points 33
130

Alloy Composition

Carbon (C), % 0.2 to 0.4
0 to 0.050
Chromium (Cr), % 11.5 to 14
0 to 0.25
Iron (Fe), % 81.5 to 88.3
60.7 to 65
Manganese (Mn), % 0 to 1.0
0 to 0.5
Molybdenum (Mo), % 0 to 0.5
0 to 1.0
Nickel (Ni), % 0 to 1.0
35 to 37
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.5
0 to 0.5
Sulfur (S), % 0 to 0.040
0 to 0.020