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S32654 Stainless Steel vs. EN 1.8550 Steel

Both S32654 stainless steel and EN 1.8550 steel are iron alloys. They have 45% 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 S32654 stainless steel and the bottom bar is EN 1.8550 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
300
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 45
11
Fatigue Strength, MPa 450
470
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 82
73
Shear Strength, MPa 590
600
Tensile Strength: Ultimate (UTS), MPa 850
1000
Tensile Strength: Yield (Proof), MPa 490
760

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
440
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 11
40
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 34
3.4
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 6.4
1.7
Embodied Energy, MJ/kg 87
23
Embodied Water, L/kg 220
67

Common Calculations

PREN (Pitting Resistance) 57
2.3
Resilience: Ultimate (Unit Rupture Work), MJ/m3 330
100
Resilience: Unit (Modulus of Resilience), kJ/m3 570
1550
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 29
36
Strength to Weight: Bending, points 25
29
Thermal Diffusivity, mm2/s 2.9
11
Thermal Shock Resistance, points 19
29

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.2
Carbon (C), % 0 to 0.020
0.3 to 0.37
Chromium (Cr), % 24 to 25
1.5 to 1.8
Copper (Cu), % 0.3 to 0.6
0
Iron (Fe), % 38.3 to 45.3
94.4 to 96.3
Manganese (Mn), % 2.0 to 4.0
0.4 to 0.7
Molybdenum (Mo), % 7.0 to 8.0
0.15 to 0.25
Nickel (Ni), % 21 to 23
0.85 to 1.2
Nitrogen (N), % 0.45 to 0.55
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.0050
0 to 0.035