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EN 1.5510 Steel vs. SAE-AISI 1151 Steel

Both EN 1.5510 steel and SAE-AISI 1151 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 1151 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 190
210 to 220
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 21
11 to 17
Fatigue Strength, MPa 220 to 330
260 to 410
Poisson's Ratio 0.29
0.29
Reduction in Area, % 62 to 72
34 to 40
Shear Modulus, GPa 73
72
Shear Strength, MPa 310 to 380
430 to 480
Tensile Strength: Ultimate (UTS), MPa 450 to 1600
710 to 800
Tensile Strength: Yield (Proof), MPa 310 to 520
390 to 660

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
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
10
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
18
Embodied Water, L/kg 47
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 46 to 260
86 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 710
400 to 1170
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16 to 57
25 to 28
Strength to Weight: Bending, points 17 to 39
22 to 24
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 13 to 47
22 to 25

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.25 to 0.3
0.48 to 0.55
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 97.9 to 99.149
98.3 to 98.7
Manganese (Mn), % 0.6 to 0.9
0.7 to 1.0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.3
0
Sulfur (S), % 0 to 0.025
0.080 to 0.13

Comparable Variants