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EN 1.3961 Alloy vs. Grade 366 Molybdenum

EN 1.3961 alloy belongs to the iron alloys classification, while grade 366 molybdenum belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.3961 alloy and the bottom bar is grade 366 molybdenum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
300
Elongation at Break, % 31
2.2
Poisson's Ratio 0.3
0.3
Shear Modulus, GPa 72
120
Tensile Strength: Ultimate (UTS), MPa 450
580
Tensile Strength: Yield (Proof), MPa 310
470

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Specific Heat Capacity, J/kg-K 460
210
Thermal Expansion, µm/m-K 1.3
7.6

Otherwise Unclassified Properties

Density, g/cm3 8.2
12
Embodied Carbon, kg CO2/kg material 4.8
27
Embodied Energy, MJ/kg 66
340
Embodied Water, L/kg 110
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
12
Resilience: Unit (Modulus of Resilience), kJ/m3 250
370
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 15
13
Strength to Weight: Bending, points 16
13
Thermal Shock Resistance, points 130
18

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.030
Chromium (Cr), % 0 to 0.25
0
Iron (Fe), % 60.7 to 65
0 to 0.010
Manganese (Mn), % 0 to 0.5
0
Molybdenum (Mo), % 0 to 1.0
66.9 to 73
Nickel (Ni), % 35 to 37
0 to 0.0020
Nitrogen (N), % 0
0 to 0.0020
Oxygen (O), % 0
0 to 0.0025
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
0 to 0.010
Sulfur (S), % 0 to 0.020
0
Tungsten (W), % 0
27 to 33