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EN 1.3961 Alloy vs. EN 1.4020 Stainless Steel

Both EN 1.3961 alloy and EN 1.4020 stainless steel are iron alloys. They have 65% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (5, 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 1.4020 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 31
13 to 34
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
77
Shear Strength, MPa 300
510 to 680
Tensile Strength: Ultimate (UTS), MPa 450
770 to 1130
Tensile Strength: Yield (Proof), MPa 310
430 to 950

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1430
1390
Melting Onset (Solidus), °C 1390
1350
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 1.3
17

Otherwise Unclassified Properties

Base Metal Price, % relative 25
11
Density, g/cm3 8.2
7.6
Embodied Carbon, kg CO2/kg material 4.8
2.5
Embodied Energy, MJ/kg 66
37
Embodied Water, L/kg 110
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
140 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 250
460 to 2290
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 15
28 to 41
Strength to Weight: Bending, points 16
25 to 32
Thermal Shock Resistance, points 130
16 to 23

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.15
Chromium (Cr), % 0 to 0.25
16.5 to 19
Iron (Fe), % 60.7 to 65
62.8 to 71.8
Manganese (Mn), % 0 to 0.5
11 to 14
Molybdenum (Mo), % 0 to 1.0
0
Nickel (Ni), % 35 to 37
0.5 to 2.5
Nitrogen (N), % 0
0.2 to 0.45
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 0.030