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EN 1.3961 Alloy vs. EN 1.4807 Stainless Steel

Both EN 1.3961 alloy and EN 1.4807 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 23 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 1.4807 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 31
4.5
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 72
75
Tensile Strength: Ultimate (UTS), MPa 450
480
Tensile Strength: Yield (Proof), MPa 310
250

Thermal Properties

Latent Heat of Fusion, J/g 270
320
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
15

Otherwise Unclassified Properties

Base Metal Price, % relative 25
39
Density, g/cm3 8.2
8.0
Embodied Carbon, kg CO2/kg material 4.8
6.8
Embodied Energy, MJ/kg 66
97
Embodied Water, L/kg 110
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
18
Resilience: Unit (Modulus of Resilience), kJ/m3 250
160
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 15
17
Strength to Weight: Bending, points 16
17
Thermal Shock Resistance, points 130
12

Alloy Composition

Carbon (C), % 0 to 0.050
0.3 to 0.5
Chromium (Cr), % 0 to 0.25
17 to 20
Iron (Fe), % 60.7 to 65
36.6 to 46.7
Manganese (Mn), % 0 to 0.5
0 to 2.0
Molybdenum (Mo), % 0 to 1.0
0 to 0.5
Nickel (Ni), % 35 to 37
34 to 36
Niobium (Nb), % 0
1.0 to 1.8
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
1.0 to 2.5
Sulfur (S), % 0 to 0.020
0 to 0.030