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EN 1.8159 Steel vs. EN 1.8503 Steel

Both EN 1.8159 steel and EN 1.8503 steel are iron alloys. They have a very high 99% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.8159 steel and the bottom bar is EN 1.8503 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 360
300
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 660 to 1980
1000

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 420
440
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 46
41
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
3.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.9
2.3
Embodied Energy, MJ/kg 26
33
Embodied Water, L/kg 52
57

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 23 to 70
35
Strength to Weight: Bending, points 21 to 45
28
Thermal Diffusivity, mm2/s 13
11
Thermal Shock Resistance, points 19 to 58
29

Alloy Composition

Aluminum (Al), % 0
0 to 0.3
Carbon (C), % 0.47 to 0.55
0.16 to 0.24
Chromium (Cr), % 0.9 to 1.2
1.2 to 1.5
Iron (Fe), % 96.4 to 97.8
95.8 to 97.5
Manganese (Mn), % 0.7 to 1.1
0.4 to 0.8
Molybdenum (Mo), % 0
0.65 to 0.8
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 0 to 0.4
0 to 0.4
Sulfur (S), % 0 to 0.035
0 to 0.035
Vanadium (V), % 0.1 to 0.25
0.25 to 0.35