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S32808 Stainless Steel vs. EN 1.4646 Stainless Steel

Both S32808 stainless steel and EN 1.4646 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S32808 stainless steel and the bottom bar is EN 1.4646 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
220
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 17
34
Fatigue Strength, MPa 350
340
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
77
Shear Strength, MPa 480
500
Tensile Strength: Ultimate (UTS), MPa 780
750
Tensile Strength: Yield (Proof), MPa 570
430

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1100
910
Melting Completion (Liquidus), °C 1470
1390
Melting Onset (Solidus), °C 1420
1340
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 24
13
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.0
2.8
Embodied Energy, MJ/kg 57
41
Embodied Water, L/kg 180
160

Common Calculations

PREN (Pitting Resistance) 40
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
220
Resilience: Unit (Modulus of Resilience), kJ/m3 790
460
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
27
Strength to Weight: Bending, points 24
24
Thermal Shock Resistance, points 21
16

Alloy Composition

Carbon (C), % 0 to 0.030
0.020 to 0.1
Chromium (Cr), % 27 to 27.9
17 to 19
Copper (Cu), % 0
1.5 to 3.0
Iron (Fe), % 58.1 to 62.8
59 to 67.3
Manganese (Mn), % 0 to 1.1
10.5 to 12.5
Molybdenum (Mo), % 0.8 to 1.2
0 to 0.5
Nickel (Ni), % 7.0 to 8.2
3.5 to 4.5
Nitrogen (N), % 0.3 to 0.4
0.2 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.050
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015
Tungsten (W), % 2.1 to 2.5
0