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S32001 Stainless Steel vs. EN 1.0255 Steel

Both S32001 stainless steel and EN 1.0255 steel are iron alloys. They have 72% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S32001 stainless steel and the bottom bar is EN 1.0255 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
27
Fatigue Strength, MPa 370
180
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 450
280
Tensile Strength: Ultimate (UTS), MPa 690
430
Tensile Strength: Yield (Proof), MPa 510
250

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 970
400
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
40
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.1
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.5
Embodied Energy, MJ/kg 37
19
Embodied Water, L/kg 150
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
100
Resilience: Unit (Modulus of Resilience), kJ/m3 660
160
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25
15
Strength to Weight: Bending, points 23
16
Thermal Diffusivity, mm2/s 4.0
11
Thermal Shock Resistance, points 19
14

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.2
Carbon (C), % 0 to 0.030
0 to 0.16
Chromium (Cr), % 19.5 to 21.5
0 to 0.3
Copper (Cu), % 0 to 1.0
0 to 0.3
Iron (Fe), % 66.6 to 75.5
94.1 to 99.98
Manganese (Mn), % 4.0 to 6.0
0 to 1.2
Molybdenum (Mo), % 0 to 0.6
0 to 0.080
Nickel (Ni), % 1.0 to 3.0
0 to 0.3
Niobium (Nb), % 0
0 to 0.010
Nitrogen (N), % 0.050 to 0.17
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0 to 0.040
Vanadium (V), % 0
0 to 0.020