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EN 1.5510 Steel vs. SAE-AISI 1552 Steel

Both EN 1.5510 steel and SAE-AISI 1552 steel are iron alloys. Their average alloy composition is basically identical.

For each property being compared, the top bar is EN 1.5510 steel and the bottom bar is SAE-AISI 1552 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 190
220 to 250
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 21
11 to 14
Fatigue Strength, MPa 220 to 330
290 to 400
Poisson's Ratio 0.29
0.29
Reduction in Area, % 62 to 72
34 to 46
Shear Modulus, GPa 73
72
Shear Strength, MPa 310 to 380
460 to 510
Tensile Strength: Ultimate (UTS), MPa 450 to 1600
760 to 840
Tensile Strength: Yield (Proof), MPa 310 to 520
460 to 650

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
400
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 51
51
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
12

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 19
19
Embodied Water, L/kg 47
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 46 to 260
81 to 98
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 710
560 to 1130
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16 to 57
27 to 30
Strength to Weight: Bending, points 17 to 39
24 to 25
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 13 to 47
26 to 29

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.25 to 0.3
0.47 to 0.55
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 97.9 to 99.149
97.9 to 98.3
Manganese (Mn), % 0.6 to 0.9
1.2 to 1.5
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.3
0
Sulfur (S), % 0 to 0.025
0 to 0.050

Comparable Variants