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EN 1.0491 Steel vs. SAE-AISI 1050 Steel

Both EN 1.0491 steel and SAE-AISI 1050 steel are iron alloys. They have a very high 99% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.0491 steel and the bottom bar is SAE-AISI 1050 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
200 to 220
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 26
11 to 17
Fatigue Strength, MPa 200
260 to 400
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
72
Shear Strength, MPa 280
430 to 470
Tensile Strength: Ultimate (UTS), MPa 440
690 to 790
Tensile Strength: Yield (Proof), MPa 270
390 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 47
51
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.6
1.4
Embodied Energy, MJ/kg 21
18
Embodied Water, L/kg 49
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
81 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 200
400 to 1130
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16
25 to 28
Strength to Weight: Bending, points 16
22 to 24
Thermal Diffusivity, mm2/s 13
14
Thermal Shock Resistance, points 14
22 to 25

Alloy Composition

Aluminum (Al), % 0 to 0.015
0
Carbon (C), % 0 to 0.18
0.48 to 0.55
Chromium (Cr), % 0 to 0.35
0
Copper (Cu), % 0 to 0.6
0
Iron (Fe), % 96.1 to 99.55
98.5 to 98.9
Manganese (Mn), % 0.45 to 1.6
0.6 to 0.9
Molybdenum (Mo), % 0 to 0.13
0
Nickel (Ni), % 0 to 0.35
0
Niobium (Nb), % 0 to 0.060
0
Nitrogen (N), % 0 to 0.017
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.45
0
Sulfur (S), % 0 to 0.025
0 to 0.050
Titanium (Ti), % 0 to 0.060
0
Vanadium (V), % 0 to 0.070
0