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EN 1.3961 Alloy vs. EN 1.4401 Stainless Steel

Both EN 1.3961 alloy and EN 1.4401 stainless steel are iron alloys. They have 76% 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 EN 1.4401 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 31
14 to 40
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
78
Shear Strength, MPa 300
410 to 550
Tensile Strength: Ultimate (UTS), MPa 450
600 to 900
Tensile Strength: Yield (Proof), MPa 310
230 to 570

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 1.3
16

Otherwise Unclassified Properties

Base Metal Price, % relative 25
19
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 4.8
3.8
Embodied Energy, MJ/kg 66
52
Embodied Water, L/kg 110
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
110 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 250
130 to 800
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 15
21 to 32
Strength to Weight: Bending, points 16
20 to 26
Thermal Shock Resistance, points 130
13 to 20

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.070
Chromium (Cr), % 0 to 0.25
16.5 to 18.5
Iron (Fe), % 60.7 to 65
62.8 to 71.5
Manganese (Mn), % 0 to 0.5
0 to 2.0
Molybdenum (Mo), % 0 to 1.0
2.0 to 2.5
Nickel (Ni), % 35 to 37
10 to 13
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.015