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S44800 Stainless Steel vs. EN 1.3961 Alloy

Both S44800 stainless steel and EN 1.3961 alloy are iron alloys. They have 66% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is S44800 stainless steel and the bottom bar is EN 1.3961 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 23
31
Poisson's Ratio 0.27
0.3
Shear Modulus, GPa 82
72
Shear Strength, MPa 370
300
Tensile Strength: Ultimate (UTS), MPa 590
450
Tensile Strength: Yield (Proof), MPa 450
310

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 11
1.3

Otherwise Unclassified Properties

Base Metal Price, % relative 19
25
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 3.8
4.8
Embodied Energy, MJ/kg 52
66
Embodied Water, L/kg 190
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
130
Resilience: Unit (Modulus of Resilience), kJ/m3 480
250
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 21
15
Strength to Weight: Bending, points 20
16
Thermal Shock Resistance, points 19
130

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.050
Chromium (Cr), % 28 to 30
0 to 0.25
Copper (Cu), % 0 to 0.15
0
Iron (Fe), % 62.6 to 66.5
60.7 to 65
Manganese (Mn), % 0 to 0.3
0 to 0.5
Molybdenum (Mo), % 3.5 to 4.2
0 to 1.0
Nickel (Ni), % 2.0 to 2.5
35 to 37
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.2
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.020