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EN 1.0050 Steel vs. EN 1.4581 Stainless Steel

Both EN 1.0050 steel and EN 1.4581 stainless steel are iron alloys. They have 66% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.0050 steel and the bottom bar is EN 1.4581 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
150
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 18
28
Fatigue Strength, MPa 190
150
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
78
Tensile Strength: Ultimate (UTS), MPa 530
510
Tensile Strength: Yield (Proof), MPa 280
210

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 400
990
Melting Completion (Liquidus), °C 1470
1440
Melting Onset (Solidus), °C 1430
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 53
15
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 7.8
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 1.7
21
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
4.2
Embodied Energy, MJ/kg 18
59
Embodied Water, L/kg 45
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81
120
Resilience: Unit (Modulus of Resilience), kJ/m3 210
110
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19
18
Strength to Weight: Bending, points 18
18
Thermal Diffusivity, mm2/s 14
3.9
Thermal Shock Resistance, points 17
12

Alloy Composition

Carbon (C), % 0
0 to 0.070
Chromium (Cr), % 0
18 to 20
Iron (Fe), % 99.876 to 100
61.4 to 71
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
2.0 to 2.5
Nickel (Ni), % 0
9.0 to 12
Niobium (Nb), % 0
0 to 1.0
Nitrogen (N), % 0 to 0.014
0
Phosphorus (P), % 0 to 0.055
0 to 0.040
Silicon (Si), % 0
0 to 1.5
Sulfur (S), % 0 to 0.055
0 to 0.030