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S15500 Stainless Steel vs. EN 1.3961 Alloy

Both S15500 stainless steel and EN 1.3961 alloy are iron alloys. They have 68% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is S15500 stainless steel and the bottom bar is EN 1.3961 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 6.8 to 16
31
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 75
72
Shear Strength, MPa 540 to 870
300
Tensile Strength: Ultimate (UTS), MPa 890 to 1490
450
Tensile Strength: Yield (Proof), MPa 590 to 1310
310

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Melting Completion (Liquidus), °C 1430
1430
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 11
1.3

Otherwise Unclassified Properties

Base Metal Price, % relative 13
25
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 2.7
4.8
Embodied Energy, MJ/kg 39
66
Embodied Water, L/kg 130
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 120
130
Resilience: Unit (Modulus of Resilience), kJ/m3 890 to 4460
250
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 32 to 53
15
Strength to Weight: Bending, points 26 to 37
16
Thermal Shock Resistance, points 30 to 50
130

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.050
Chromium (Cr), % 14 to 15.5
0 to 0.25
Copper (Cu), % 2.5 to 4.5
0
Iron (Fe), % 71.9 to 79.9
60.7 to 65
Manganese (Mn), % 0 to 1.0
0 to 0.5
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 3.5 to 5.5
35 to 37
Niobium (Nb), % 0.15 to 0.45
0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.020