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EN 1.3961 Alloy vs. AISI 446 Stainless Steel

Both EN 1.3961 alloy and AISI 446 stainless steel are iron alloys. They have 64% 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 EN 1.3961 alloy and the bottom bar is AISI 446 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 31
23
Poisson's Ratio 0.3
0.27
Shear Modulus, GPa 72
79
Shear Strength, MPa 300
360
Tensile Strength: Ultimate (UTS), MPa 450
570
Tensile Strength: Yield (Proof), MPa 310
300

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Melting Completion (Liquidus), °C 1430
1510
Melting Onset (Solidus), °C 1390
1430
Specific Heat Capacity, J/kg-K 460
490
Thermal Expansion, µm/m-K 1.3
11

Otherwise Unclassified Properties

Base Metal Price, % relative 25
12
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 4.8
2.4
Embodied Energy, MJ/kg 66
35
Embodied Water, L/kg 110
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
110
Resilience: Unit (Modulus of Resilience), kJ/m3 250
230
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 23
26
Strength to Weight: Axial, points 15
21
Strength to Weight: Bending, points 16
20
Thermal Shock Resistance, points 130
19

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.2
Chromium (Cr), % 0 to 0.25
23 to 27
Iron (Fe), % 60.7 to 65
69.2 to 77
Manganese (Mn), % 0 to 0.5
0 to 1.5
Molybdenum (Mo), % 0 to 1.0
0
Nickel (Ni), % 35 to 37
0 to 0.75
Nitrogen (N), % 0
0 to 0.25
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030