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S82121 Stainless Steel vs. EN 1.0546 Steel

Both S82121 stainless steel and EN 1.0546 steel are iron alloys. They have 74% 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 S82121 stainless steel and the bottom bar is EN 1.0546 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
160
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
24
Fatigue Strength, MPa 370
260
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 470
350
Tensile Strength: Ultimate (UTS), MPa 730
550
Tensile Strength: Yield (Proof), MPa 510
360

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 1020
400
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
45
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 14
2.5
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.7
Embodied Energy, MJ/kg 40
23
Embodied Water, L/kg 150
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
110
Resilience: Unit (Modulus of Resilience), kJ/m3 660
350
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26
19
Strength to Weight: Bending, points 23
19
Thermal Diffusivity, mm2/s 4.0
12
Thermal Shock Resistance, points 20
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.015
Carbon (C), % 0 to 0.035
0 to 0.2
Chromium (Cr), % 21 to 23
0 to 0.35
Copper (Cu), % 0.2 to 1.2
0 to 0.6
Iron (Fe), % 66.7 to 75.4
95.5 to 99.15
Manganese (Mn), % 1.0 to 2.5
0.85 to 1.8
Molybdenum (Mo), % 0.3 to 1.3
0 to 0.13
Nickel (Ni), % 2.0 to 4.0
0 to 0.55
Niobium (Nb), % 0
0 to 0.060
Nitrogen (N), % 0.15 to 0.25
0 to 0.017
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.55
Sulfur (S), % 0 to 0.010
0 to 0.025
Titanium (Ti), % 0
0 to 0.060
Vanadium (V), % 0
0 to 0.14