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SAE-AISI 1017 Steel vs. EN 1.8550 Steel

Both SAE-AISI 1017 steel and EN 1.8550 steel are iron alloys. They have a very high 96% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1017 steel and the bottom bar is EN 1.8550 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120 to 130
300
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20 to 30
11
Fatigue Strength, MPa 170 to 270
470
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 280 to 290
600
Tensile Strength: Ultimate (UTS), MPa 420 to 460
1000
Tensile Strength: Yield (Proof), MPa 220 to 390
760

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
440
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 53
40
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 7.9
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
3.4
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.7
Embodied Energy, MJ/kg 18
23
Embodied Water, L/kg 45
67

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 88 to 110
100
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 400
1550
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 15 to 16
36
Strength to Weight: Bending, points 16 to 17
29
Thermal Diffusivity, mm2/s 14
11
Thermal Shock Resistance, points 13 to 14
29

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.2
Carbon (C), % 0.15 to 0.2
0.3 to 0.37
Chromium (Cr), % 0
1.5 to 1.8
Iron (Fe), % 99.11 to 99.55
94.4 to 96.3
Manganese (Mn), % 0.3 to 0.6
0.4 to 0.7
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 0
0.85 to 1.2
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0 to 0.050
0 to 0.035