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S20910 Stainless Steel vs. EN 1.3963 Alloy

Both S20910 stainless steel and EN 1.3963 alloy are iron alloys. They have 71% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S20910 stainless steel and the bottom bar is EN 1.3963 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 39
29
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 79
72
Shear Strength, MPa 500 to 570
290
Tensile Strength: Ultimate (UTS), MPa 780 to 940
440
Tensile Strength: Yield (Proof), MPa 430 to 810
310

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Melting Completion (Liquidus), °C 1420
1430
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 16
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 22
25
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 4.8
4.8
Embodied Energy, MJ/kg 68
66
Embodied Water, L/kg 180
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
110
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
260
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 28 to 33
15
Strength to Weight: Bending, points 24 to 27
16
Thermal Shock Resistance, points 17 to 21
110

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.050
Chromium (Cr), % 20.5 to 23.5
0 to 0.25
Iron (Fe), % 52.1 to 62.1
60.5 to 64.9
Manganese (Mn), % 4.0 to 6.0
0 to 0.5
Molybdenum (Mo), % 1.5 to 3.0
0 to 1.0
Nickel (Ni), % 11.5 to 13.5
35 to 37
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.030
0.1 to 0.2
Vanadium (V), % 0.1 to 0.3
0