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EN 1.8152 Steel vs. EN 1.8550 Steel

Both EN 1.8152 steel and EN 1.8550 steel are iron alloys. They have a very high 97% 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 1.8152 steel and the bottom bar is EN 1.8550 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 540
300
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
73
Tensile Strength: Ultimate (UTS), MPa 660 to 2010
1000

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 410
440
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 47
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
3.4
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 1.8
1.7
Embodied Energy, MJ/kg 25
23
Embodied Water, L/kg 49
67

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24 to 72
36
Strength to Weight: Bending, points 22 to 46
29
Thermal Diffusivity, mm2/s 13
11
Thermal Shock Resistance, points 20 to 60
29

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.2
Carbon (C), % 0.51 to 0.59
0.3 to 0.37
Chromium (Cr), % 0.5 to 0.8
1.5 to 1.8
Iron (Fe), % 96 to 97.2
94.4 to 96.3
Manganese (Mn), % 0.5 to 0.8
0.4 to 0.7
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 0
0.85 to 1.2
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 1.2 to 1.6
0 to 0.4
Sulfur (S), % 0 to 0.025
0 to 0.035
Vanadium (V), % 0.1 to 0.2
0