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EN 1.3559 Steel vs. EN 1.5805 Steel

Both EN 1.3559 steel and EN 1.5805 steel are iron alloys. They have a very high 98% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.3559 steel and the bottom bar is EN 1.5805 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 180
140 to 170
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 500 to 1420
460 to 1180

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 420
430
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 45
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
3.1
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
1.6
Embodied Energy, MJ/kg 19
21
Embodied Water, L/kg 50
53

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18 to 50
16 to 42
Strength to Weight: Bending, points 18 to 36
17 to 32
Thermal Diffusivity, mm2/s 12
11
Thermal Shock Resistance, points 15 to 42
13 to 35

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.17 to 0.23
0.070 to 0.12
Chromium (Cr), % 0.6 to 1.0
0.9 to 1.2
Copper (Cu), % 0 to 0.3
0 to 0.25
Iron (Fe), % 97.2 to 98.8
95.7 to 97.2
Manganese (Mn), % 0.6 to 1.0
0.6 to 0.9
Nickel (Ni), % 0
1.2 to 1.5
Oxygen (O), % 0 to 0.0020
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.4
0 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.025

Comparable Variants