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EN 1.8509 Steel vs. EN 1.0411 Steel

Both EN 1.8509 steel and EN 1.0411 steel are iron alloys. They have a very high 97% 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 EN 1.8509 steel and the bottom bar is EN 1.0411 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 340
120 to 170
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11
12 to 26
Fatigue Strength, MPa 580
200 to 320
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 680
300 to 350
Tensile Strength: Ultimate (UTS), MPa 1130
420 to 570
Tensile Strength: Yield (Proof), MPa 940
270 to 480

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 440
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 39
52
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.6
1.4
Embodied Energy, MJ/kg 22
18
Embodied Water, L/kg 65
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
43 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 2340
190 to 610
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 40
15 to 20
Strength to Weight: Bending, points 31
16 to 20
Thermal Diffusivity, mm2/s 10
14
Thermal Shock Resistance, points 33
13 to 18

Alloy Composition

Aluminum (Al), % 0.8 to 1.2
0.020 to 0.060
Carbon (C), % 0.38 to 0.45
0.18 to 0.22
Chromium (Cr), % 1.5 to 1.8
0
Iron (Fe), % 95.5 to 97.1
98.7 to 99.1
Manganese (Mn), % 0.4 to 0.7
0.7 to 0.9
Molybdenum (Mo), % 0.2 to 0.35
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.4
0 to 0.1
Sulfur (S), % 0 to 0.035
0 to 0.025