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S82121 Stainless Steel vs. EN 1.5113 Steel

Both S82121 stainless steel and EN 1.5113 steel are iron alloys. They have 73% of their average alloy composition in common. There are 31 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 S82121 stainless steel and the bottom bar is EN 1.5113 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
170 to 270
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
11 to 18
Fatigue Strength, MPa 370
220 to 470
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 78
72
Shear Strength, MPa 470
360 to 540
Tensile Strength: Ultimate (UTS), MPa 730
580 to 900
Tensile Strength: Yield (Proof), MPa 510
320 to 770

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 1020
400
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
52
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 14
2.0
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.4
Embodied Energy, MJ/kg 40
19
Embodied Water, L/kg 150
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
91 to 96
Resilience: Unit (Modulus of Resilience), kJ/m3 660
270 to 1570
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26
21 to 32
Strength to Weight: Bending, points 23
20 to 27
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 20
17 to 26

Alloy Composition

Carbon (C), % 0 to 0.035
0 to 0.1
Chromium (Cr), % 21 to 23
0
Copper (Cu), % 0.2 to 1.2
0
Iron (Fe), % 66.7 to 75.4
97 to 97.5
Manganese (Mn), % 1.0 to 2.5
1.6 to 1.8
Molybdenum (Mo), % 0.3 to 1.3
0
Nickel (Ni), % 2.0 to 4.0
0
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0.9 to 1.1
Sulfur (S), % 0 to 0.010
0 to 0.025