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EN 1.0456 Steel vs. S40975 Stainless Steel

Both EN 1.0456 steel and S40975 stainless steel are iron alloys. They have 88% 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 S40975 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120 to 130
170
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 24 to 26
22
Fatigue Strength, MPa 210 to 220
210
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
75
Shear Strength, MPa 270 to 280
290
Tensile Strength: Ultimate (UTS), MPa 420 to 450
460
Tensile Strength: Yield (Proof), MPa 290 to 300
310

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 400
710
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 48
26
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
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
6.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
2.0
Embodied Energy, MJ/kg 20
28
Embodied Water, L/kg 49
95

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93 to 99
93
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 230
250
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 15 to 16
17
Strength to Weight: Bending, points 16 to 17
17
Thermal Diffusivity, mm2/s 13
7.0
Thermal Shock Resistance, points 13 to 14
17

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
10.5 to 11.7
Copper (Cu), % 0 to 0.35
0
Iron (Fe), % 96.7 to 99.48
84.4 to 89
Manganese (Mn), % 0.5 to 1.4
0 to 1.0
Molybdenum (Mo), % 0 to 0.1
0
Nickel (Ni), % 0 to 0.3
0.5 to 1.0
Niobium (Nb), % 0 to 0.050
0
Nitrogen (N), % 0 to 0.015
0 to 0.030
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 0.030
Titanium (Ti), % 0 to 0.030
0 to 0.75
Vanadium (V), % 0 to 0.050
0