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EN 1.3520 Steel vs. EN 1.3551 Steel

Both EN 1.3520 steel and EN 1.3551 steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.3520 steel and the bottom bar is EN 1.3551 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 220
220
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
75
Tensile Strength: Ultimate (UTS), MPa 620 to 730
720

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Maximum Temperature: Mechanical, °C 430
530
Melting Completion (Liquidus), °C 1440
1490
Melting Onset (Solidus), °C 1400
1450
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 43
36
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
8.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
9.0
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.5
4.9
Embodied Energy, MJ/kg 20
71
Embodied Water, L/kg 54
82

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 26
26
Strength to Weight: Bending, points 21 to 23
23
Thermal Diffusivity, mm2/s 12
9.8
Thermal Shock Resistance, points 18 to 22
21

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.93 to 1.1
0.77 to 0.85
Chromium (Cr), % 1.4 to 1.7
3.9 to 4.3
Copper (Cu), % 0 to 0.3
0 to 0.3
Iron (Fe), % 95.9 to 97.2
88.8 to 91.1
Manganese (Mn), % 1.0 to 1.2
0.15 to 0.35
Molybdenum (Mo), % 0 to 0.1
4.0 to 4.5
Oxygen (O), % 0 to 0.0015
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0.45 to 0.75
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 0
0 to 0.25
Vanadium (V), % 0
0.9 to 1.1