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EN 1.0590 Steel vs. SAE-AISI 1141 Steel

Both EN 1.0590 steel and SAE-AISI 1141 steel are iron alloys. Their average alloy composition is basically identical. 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 1.0590 steel and the bottom bar is SAE-AISI 1141 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
210 to 220
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 19
11 to 17
Fatigue Strength, MPa 290
270 to 430
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
72
Shear Strength, MPa 380
460 to 480
Tensile Strength: Ultimate (UTS), MPa 620
740 to 810
Tensile Strength: Yield (Proof), MPa 430
400 to 700

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 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
10
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
1.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.6
1.4
Embodied Energy, MJ/kg 22
19
Embodied Water, L/kg 48
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
86 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 480
430 to 1290
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
26 to 29
Strength to Weight: Bending, points 21
23 to 25
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 20
24 to 26

Alloy Composition

Carbon (C), % 0 to 0.24
0.37 to 0.45
Copper (Cu), % 0 to 0.6
0
Iron (Fe), % 96.4 to 100
97.7 to 98.2
Manganese (Mn), % 0 to 1.8
1.4 to 1.7
Niobium (Nb), % 0 to 0.060
0
Nitrogen (N), % 0 to 0.027
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.6
0
Sulfur (S), % 0 to 0.040
0.080 to 0.13
Titanium (Ti), % 0 to 0.060
0
Vanadium (V), % 0 to 0.15
0