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EN 1.8507 Steel vs. EN 1.4150 Stainless Steel

Both EN 1.8507 steel and EN 1.4150 stainless steel are iron alloys. They have 83% 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 1.8507 steel and the bottom bar is EN 1.4150 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
220
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
20
Fatigue Strength, MPa 440
270
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
76
Shear Strength, MPa 550
460
Tensile Strength: Ultimate (UTS), MPa 900
730
Tensile Strength: Yield (Proof), MPa 670
430

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 430
840
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 41
23
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
8.5
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 1.6
2.8
Embodied Energy, MJ/kg 21
42
Embodied Water, L/kg 63
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
120
Resilience: Unit (Modulus of Resilience), kJ/m3 1210
470
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 32
27
Strength to Weight: Bending, points 27
24
Thermal Diffusivity, mm2/s 11
6.2
Thermal Shock Resistance, points 26
27

Alloy Composition

Aluminum (Al), % 0.8 to 1.2
0
Carbon (C), % 0.3 to 0.37
0.45 to 0.6
Chromium (Cr), % 1.0 to 1.3
15 to 16.5
Iron (Fe), % 96.1 to 97.7
79 to 82.8
Manganese (Mn), % 0.4 to 0.7
0 to 0.8
Molybdenum (Mo), % 0.15 to 0.25
0.2 to 0.4
Nickel (Ni), % 0
0 to 0.4
Nitrogen (N), % 0
0.050 to 0.2
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.4
1.3 to 1.7
Sulfur (S), % 0 to 0.035
0 to 0.010
Vanadium (V), % 0
0.2 to 0.4