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EN 1.8888 Steel vs. S32906 Stainless Steel

Both EN 1.8888 steel and S32906 stainless steel are iron alloys. They have 64% of their average alloy composition in common. There are 32 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 1.8888 steel and the bottom bar is S32906 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
270
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 16
28
Fatigue Strength, MPa 470
460
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
81
Shear Strength, MPa 510
550
Tensile Strength: Ultimate (UTS), MPa 830
850
Tensile Strength: Yield (Proof), MPa 720
620

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 420
1100
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
13
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 3.7
20
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.9
3.7
Embodied Energy, MJ/kg 26
52
Embodied Water, L/kg 54
190

Common Calculations

PREN (Pitting Resistance) 2.0
41
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
220
Resilience: Unit (Modulus of Resilience), kJ/m3 1370
950
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
30
Strength to Weight: Bending, points 25
26
Thermal Diffusivity, mm2/s 11
3.6
Thermal Shock Resistance, points 24
23

Alloy Composition

Boron (B), % 0 to 0.0050
0
Carbon (C), % 0 to 0.2
0 to 0.030
Chromium (Cr), % 0 to 1.5
28 to 30
Copper (Cu), % 0 to 0.3
0 to 0.8
Iron (Fe), % 91.9 to 100
56.6 to 63.6
Manganese (Mn), % 0 to 1.7
0.8 to 1.5
Molybdenum (Mo), % 0 to 0.7
1.5 to 2.6
Nickel (Ni), % 0 to 2.5
5.8 to 7.5
Niobium (Nb), % 0 to 0.060
0
Nitrogen (N), % 0 to 0.015
0.3 to 0.4
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.8
0 to 0.5
Sulfur (S), % 0 to 0.0050
0 to 0.030
Titanium (Ti), % 0 to 0.050
0
Vanadium (V), % 0 to 0.12
0
Zirconium (Zr), % 0 to 0.15
0