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S32304 Stainless Steel vs. EN 1.5680 Steel

Both S32304 stainless steel and EN 1.5680 steel are iron alloys. They have 75% 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 S32304 stainless steel and the bottom bar is EN 1.5680 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
23
Fatigue Strength, MPa 330
310
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
73
Shear Strength, MPa 440
390
Tensile Strength: Ultimate (UTS), MPa 670
620
Tensile Strength: Yield (Proof), MPa 460
440

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 1050
420
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
48
Thermal Expansion, µm/m-K 13
13

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 14
5.0
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.8
1.9
Embodied Energy, MJ/kg 40
26
Embodied Water, L/kg 160
55

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
130
Resilience: Unit (Modulus of Resilience), kJ/m3 520
510
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
22
Strength to Weight: Bending, points 22
20
Thermal Diffusivity, mm2/s 4.0
13
Thermal Shock Resistance, points 18
18

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.15
Chromium (Cr), % 21.5 to 24.5
0
Copper (Cu), % 0.050 to 0.6
0
Iron (Fe), % 65 to 75.4
93.4 to 95
Manganese (Mn), % 0 to 2.5
0.3 to 0.8
Molybdenum (Mo), % 0.050 to 0.6
0
Nickel (Ni), % 3.0 to 5.5
4.8 to 5.3
Nitrogen (N), % 0.050 to 0.2
0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.0050
Vanadium (V), % 0
0 to 0.050