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EN 1.0434 Steel vs. S32550 Stainless Steel

Both EN 1.0434 steel and S32550 stainless steel are iron alloys. They have 63% of their average alloy composition in common. There are 32 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 1.0434 steel and the bottom bar is S32550 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110 to 160
260
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12 to 28
21
Fatigue Strength, MPa 190 to 300
400
Poisson's Ratio 0.29
0.27
Reduction in Area, % 64 to 74
57
Shear Modulus, GPa 73
80
Shear Strength, MPa 280 to 330
540
Tensile Strength: Ultimate (UTS), MPa 390 to 540
860
Tensile Strength: Yield (Proof), MPa 250 to 450
620

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 52
16
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
20
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
3.8
Embodied Energy, MJ/kg 18
53
Embodied Water, L/kg 46
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 39 to 140
160
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 540
940
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 14 to 19
31
Strength to Weight: Bending, points 15 to 19
26
Thermal Diffusivity, mm2/s 14
4.4
Thermal Shock Resistance, points 12 to 17
23

Alloy Composition

Aluminum (Al), % 0.020 to 0.060
0
Carbon (C), % 0.15 to 0.19
0 to 0.040
Chromium (Cr), % 0
24 to 27
Copper (Cu), % 0
1.5 to 2.5
Iron (Fe), % 98.8 to 99.18
57.2 to 67
Manganese (Mn), % 0.65 to 0.85
0 to 1.5
Molybdenum (Mo), % 0
2.9 to 3.9
Nickel (Ni), % 0
4.5 to 6.5
Nitrogen (N), % 0
0.1 to 0.25
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030