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EN 1.3961 Alloy vs. S41425 Stainless Steel

Both EN 1.3961 alloy and S41425 stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.3961 alloy and the bottom bar is S41425 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 31
17
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
77
Shear Strength, MPa 300
570
Tensile Strength: Ultimate (UTS), MPa 450
920
Tensile Strength: Yield (Proof), MPa 310
750

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 1.3
10

Otherwise Unclassified Properties

Base Metal Price, % relative 25
13
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 4.8
2.9
Embodied Energy, MJ/kg 66
40
Embodied Water, L/kg 110
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
150
Resilience: Unit (Modulus of Resilience), kJ/m3 250
1420
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 15
33
Strength to Weight: Bending, points 16
27
Thermal Shock Resistance, points 130
33

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.050
Chromium (Cr), % 0 to 0.25
12 to 15
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 60.7 to 65
74 to 81.9
Manganese (Mn), % 0 to 0.5
0.5 to 1.0
Molybdenum (Mo), % 0 to 1.0
1.5 to 2.0
Nickel (Ni), % 35 to 37
4.0 to 7.0
Nitrogen (N), % 0
0.060 to 0.12
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.0050