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EN 1.8818 Steel vs. S32506 Stainless Steel

Both EN 1.8818 steel and S32506 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 (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.8818 steel and the bottom bar is S32506 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
270
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 27
21
Fatigue Strength, MPa 200
330
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
81
Shear Strength, MPa 280
440
Tensile Strength: Ultimate (UTS), MPa 440
710
Tensile Strength: Yield (Proof), MPa 270
500

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 48
16
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
20
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.6
3.9
Embodied Energy, MJ/kg 21
54
Embodied Water, L/kg 49
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
130
Resilience: Unit (Modulus of Resilience), kJ/m3 200
620
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16
25
Strength to Weight: Bending, points 16
23
Thermal Diffusivity, mm2/s 13
4.3
Thermal Shock Resistance, points 13
19

Alloy Composition

Aluminum (Al), % 0.015 to 0.034
0
Carbon (C), % 0 to 0.15
0 to 0.030
Chromium (Cr), % 0 to 0.35
24 to 26
Copper (Cu), % 0 to 0.6
0
Iron (Fe), % 95.9 to 99.985
60.8 to 67.4
Manganese (Mn), % 0 to 1.6
0 to 1.0
Molybdenum (Mo), % 0 to 0.13
3.0 to 3.5
Nickel (Ni), % 0 to 0.35
5.5 to 7.2
Niobium (Nb), % 0 to 0.060
0
Nitrogen (N), % 0 to 0.017
0.080 to 0.2
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.55
0 to 0.9
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0 to 0.060
0
Tungsten (W), % 0
0.050 to 0.3
Vanadium (V), % 0 to 0.1
0