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EN 1.3520 Steel vs. EN 1.8159 Steel

Both EN 1.3520 steel and EN 1.8159 steel are iron alloys. Their average alloy composition is basically identical.

For each property being compared, the top bar is EN 1.3520 steel and the bottom bar is EN 1.8159 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 220
200 to 360
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 620 to 730
660 to 1980

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 430
420
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 43
46
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
2.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
1.9
Embodied Energy, MJ/kg 20
26
Embodied Water, L/kg 54
52

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 26
23 to 70
Strength to Weight: Bending, points 21 to 23
21 to 45
Thermal Diffusivity, mm2/s 12
13
Thermal Shock Resistance, points 18 to 22
19 to 58

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.93 to 1.1
0.47 to 0.55
Chromium (Cr), % 1.4 to 1.7
0.9 to 1.2
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 95.9 to 97.2
96.4 to 97.8
Manganese (Mn), % 1.0 to 1.2
0.7 to 1.1
Molybdenum (Mo), % 0 to 0.1
0
Oxygen (O), % 0 to 0.0015
0
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0.45 to 0.75
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035
Vanadium (V), % 0
0.1 to 0.25

Comparable Variants