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ASTM A283 Carbon Steel vs. EN AC-45400 Aluminum

ASTM A283 carbon steel belongs to the iron alloys classification, while EN AC-45400 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is ASTM A283 carbon steel and the bottom bar is EN AC-45400 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110 to 140
86
Elastic (Young's, Tensile) Modulus, GPa 190
72
Elongation at Break, % 26 to 34
6.7
Fatigue Strength, MPa 150 to 190
55
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 73
27
Tensile Strength: Ultimate (UTS), MPa 360 to 480
260
Tensile Strength: Yield (Proof), MPa 180 to 260
130

Thermal Properties

Latent Heat of Fusion, J/g 250
470
Maximum Temperature: Mechanical, °C 400
170
Melting Completion (Liquidus), °C 1460
630
Melting Onset (Solidus), °C 1420
560
Specific Heat Capacity, J/kg-K 470
880
Thermal Conductivity, W/m-K 51 to 53
140
Thermal Expansion, µm/m-K 12
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
30
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
95

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
10
Density, g/cm3 7.8 to 7.9
2.8
Embodied Carbon, kg CO2/kg material 1.4
7.8
Embodied Energy, MJ/kg 18
150
Embodied Water, L/kg 46
1100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100 to 110
14
Resilience: Unit (Modulus of Resilience), kJ/m3 91 to 180
110
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
49
Strength to Weight: Axial, points 13 to 17
25
Strength to Weight: Bending, points 14 to 17
32
Thermal Diffusivity, mm2/s 14
54
Thermal Shock Resistance, points 11 to 15
12