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EN 1.3518 Steel vs. EN 1.5026 Steel

Both EN 1.3518 steel and EN 1.5026 steel are iron alloys. They have a very high 99% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.3518 steel and the bottom bar is EN 1.5026 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
200 to 480
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
72
Tensile Strength: Ultimate (UTS), MPa 630
660 to 1980

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Maximum Temperature: Mechanical, °C 420
400
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 43
47
Thermal Expansion, µm/m-K 13
13

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
1.9
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.5
1.5
Embodied Energy, MJ/kg 20
19
Embodied Water, L/kg 51
46

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
24 to 71
Strength to Weight: Bending, points 21
22 to 45
Thermal Diffusivity, mm2/s 12
13
Thermal Shock Resistance, points 19
20 to 60

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.93 to 1.1
0.52 to 0.6
Chromium (Cr), % 0.9 to 1.2
0
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 96.3 to 97.8
96.5 to 97.3
Manganese (Mn), % 0.9 to 1.2
0.6 to 0.9
Molybdenum (Mo), % 0 to 0.1
0
Oxygen (O), % 0 to 0.0015
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0.45 to 0.75
1.6 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.025