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S82031 Stainless Steel vs. EN 1.1165 Cast Steel

Both S82031 stainless steel and EN 1.1165 cast steel are iron alloys. They have 75% of their average alloy composition in common. There are 29 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 S82031 stainless steel and the bottom bar is EN 1.1165 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 39
11 to 20
Fatigue Strength, MPa 490
200 to 380
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Tensile Strength: Ultimate (UTS), MPa 780
600 to 780
Tensile Strength: Yield (Proof), MPa 570
290 to 620

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 980
400
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
51
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 13
1.9
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.4
Embodied Energy, MJ/kg 39
19
Embodied Water, L/kg 150
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 280
81 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 820
230 to 1010
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28
21 to 28
Strength to Weight: Bending, points 24
20 to 24
Thermal Diffusivity, mm2/s 3.9
14
Thermal Shock Resistance, points 22
19 to 25

Alloy Composition

Carbon (C), % 0 to 0.050
0.25 to 0.32
Chromium (Cr), % 19 to 22
0
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 68 to 78.3
97.2 to 98.6
Manganese (Mn), % 0 to 2.5
1.2 to 1.8
Molybdenum (Mo), % 0.6 to 1.4
0
Nickel (Ni), % 2.0 to 4.0
0
Nitrogen (N), % 0.14 to 0.24
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 0.8
0 to 0.6
Sulfur (S), % 0 to 0.0050
0 to 0.030