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EN 1.0453 Steel vs. EN 1.3940 Stainless Steel

Both EN 1.0453 steel and EN 1.3940 stainless steel are iron alloys. They have 69% 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 1.0453 steel and the bottom bar is EN 1.3940 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 26
34
Fatigue Strength, MPa 220
190
Impact Strength: V-Notched Charpy, J 48
130
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 490
540
Tensile Strength: Yield (Proof), MPa 300
240

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 400
930
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 49
15
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
17
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
3.3
Embodied Energy, MJ/kg 20
47
Embodied Water, L/kg 49
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
150
Resilience: Unit (Modulus of Resilience), kJ/m3 230
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17
19
Strength to Weight: Bending, points 18
19
Thermal Diffusivity, mm2/s 13
4.1
Thermal Shock Resistance, points 15
16

Alloy Composition

Aluminum (Al), % 0.020 to 0.060
0
Carbon (C), % 0 to 0.2
0 to 0.030
Chromium (Cr), % 0 to 0.3
16.5 to 18.5
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 96.9 to 99.38
64.2 to 71.4
Manganese (Mn), % 0.6 to 1.4
0 to 2.0
Molybdenum (Mo), % 0 to 0.080
0
Nickel (Ni), % 0 to 0.3
12 to 14
Niobium (Nb), % 0 to 0.010
0
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.020
Titanium (Ti), % 0 to 0.040
0
Vanadium (V), % 0 to 0.020
0