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EN 1.4807 Stainless Steel vs. S82031 Stainless Steel

Both EN 1.4807 stainless steel and S82031 stainless steel are iron alloys. They have 65% 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 EN 1.4807 stainless steel and the bottom bar is S82031 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 4.5
39
Fatigue Strength, MPa 120
490
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
78
Tensile Strength: Ultimate (UTS), MPa 480
780
Tensile Strength: Yield (Proof), MPa 250
570

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Corrosion, °C 600
430
Maximum Temperature: Mechanical, °C 1000
980
Melting Completion (Liquidus), °C 1390
1430
Melting Onset (Solidus), °C 1350
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 39
13
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 6.8
2.8
Embodied Energy, MJ/kg 97
39
Embodied Water, L/kg 190
150

Common Calculations

PREN (Pitting Resistance) 19
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 18
280
Resilience: Unit (Modulus of Resilience), kJ/m3 160
820
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17
28
Strength to Weight: Bending, points 17
24
Thermal Diffusivity, mm2/s 3.2
3.9
Thermal Shock Resistance, points 12
22

Alloy Composition

Carbon (C), % 0.3 to 0.5
0 to 0.050
Chromium (Cr), % 17 to 20
19 to 22
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 36.6 to 46.7
68 to 78.3
Manganese (Mn), % 0 to 2.0
0 to 2.5
Molybdenum (Mo), % 0 to 0.5
0.6 to 1.4
Nickel (Ni), % 34 to 36
2.0 to 4.0
Niobium (Nb), % 1.0 to 1.8
0
Nitrogen (N), % 0
0.14 to 0.24
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 1.0 to 2.5
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.0050