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EN 1.5663 Steel vs. S32550 Stainless Steel

Both EN 1.5663 steel and S32550 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.5663 steel and the bottom bar is S32550 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
260
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20
21
Fatigue Strength, MPa 450
400
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
80
Shear Strength, MPa 470
540
Tensile Strength: Ultimate (UTS), MPa 750
860
Tensile Strength: Yield (Proof), MPa 660
620

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 430
1100
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 9.8
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
20
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.3
3.8
Embodied Energy, MJ/kg 31
53
Embodied Water, L/kg 63
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
160
Resilience: Unit (Modulus of Resilience), kJ/m3 1150
940
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26
31
Strength to Weight: Bending, points 23
26
Thermal Shock Resistance, points 22
23

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.040
Chromium (Cr), % 0
24 to 27
Copper (Cu), % 0
1.5 to 2.5
Iron (Fe), % 88.6 to 91.2
57.2 to 67
Manganese (Mn), % 0.3 to 0.8
0 to 1.5
Molybdenum (Mo), % 0 to 0.1
2.9 to 3.9
Nickel (Ni), % 8.5 to 10
4.5 to 6.5
Nitrogen (N), % 0
0.1 to 0.25
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.030
Vanadium (V), % 0 to 0.010
0