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EN 1.4931 Steel vs. S32654 Stainless Steel

Both EN 1.4931 steel and S32654 stainless steel are iron alloys. They have 56% 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 1.4931 steel and the bottom bar is S32654 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
220
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 17
45
Fatigue Strength, MPa 410
450
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
82
Tensile Strength: Ultimate (UTS), MPa 810
850
Tensile Strength: Yield (Proof), MPa 620
490

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Maximum Temperature: Mechanical, °C 600
1100
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 24
11
Thermal Expansion, µm/m-K 14
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.8
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 11
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
34
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 2.9
6.4
Embodied Energy, MJ/kg 42
87
Embodied Water, L/kg 100
220

Common Calculations

PREN (Pitting Resistance) 16
57
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
330
Resilience: Unit (Modulus of Resilience), kJ/m3 970
570
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 29
29
Strength to Weight: Bending, points 25
25
Thermal Diffusivity, mm2/s 6.5
2.9
Thermal Shock Resistance, points 22
19

Alloy Composition

Carbon (C), % 0.2 to 0.26
0 to 0.020
Chromium (Cr), % 11.3 to 12.2
24 to 25
Copper (Cu), % 0
0.3 to 0.6
Iron (Fe), % 83.2 to 86.8
38.3 to 45.3
Manganese (Mn), % 0.5 to 0.8
2.0 to 4.0
Molybdenum (Mo), % 1.0 to 1.2
7.0 to 8.0
Nickel (Ni), % 0 to 1.0
21 to 23
Nitrogen (N), % 0
0.45 to 0.55
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.0050
Tungsten (W), % 0 to 0.5
0
Vanadium (V), % 0.25 to 0.35
0