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EN 1.0456 Steel vs. S43940 Stainless Steel

Both EN 1.0456 steel and S43940 stainless steel are iron alloys. They have 81% of their average alloy composition in common. There are 31 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 1.0456 steel and the bottom bar is S43940 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120 to 130
160
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 24 to 26
21
Fatigue Strength, MPa 210 to 220
180
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 270 to 280
310
Tensile Strength: Ultimate (UTS), MPa 420 to 450
490
Tensile Strength: Yield (Proof), MPa 290 to 300
280

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 400
890
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 48
25
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.5
2.6
Embodied Energy, MJ/kg 20
38
Embodied Water, L/kg 49
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93 to 99
86
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 230
200
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 15 to 16
18
Strength to Weight: Bending, points 16 to 17
18
Thermal Diffusivity, mm2/s 13
6.8
Thermal Shock Resistance, points 13 to 14
18

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
17.5 to 18.5
Copper (Cu), % 0 to 0.35
0
Iron (Fe), % 96.7 to 99.48
78.2 to 82.1
Manganese (Mn), % 0.5 to 1.4
0 to 1.0
Molybdenum (Mo), % 0 to 0.1
0
Nickel (Ni), % 0 to 0.3
0
Niobium (Nb), % 0 to 0.050
0.3 to 0.6
Nitrogen (N), % 0 to 0.015
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0 to 0.030
0.1 to 0.6
Vanadium (V), % 0 to 0.050
0