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Grade 366 Molybdenum vs. C81500 Copper

Grade 366 molybdenum belongs to the otherwise unclassified metals classification, while C81500 copper belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade 366 molybdenum and the bottom bar is C81500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 300
120
Elongation at Break, % 2.2
17
Poisson's Ratio 0.3
0.34
Shear Modulus, GPa 120
44
Tensile Strength: Ultimate (UTS), MPa 580
350
Tensile Strength: Yield (Proof), MPa 470
280

Thermal Properties

Latent Heat of Fusion, J/g 310
210
Specific Heat Capacity, J/kg-K 210
390
Thermal Expansion, µm/m-K 7.6
17

Otherwise Unclassified Properties

Density, g/cm3 12
8.9
Embodied Carbon, kg CO2/kg material 27
2.6
Embodied Energy, MJ/kg 340
41
Embodied Water, L/kg 300
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12
56
Resilience: Unit (Modulus of Resilience), kJ/m3 370
330
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 13
11
Strength to Weight: Bending, points 13
12
Thermal Shock Resistance, points 18
12

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 0
0.4 to 1.5
Copper (Cu), % 0
97.4 to 99.6
Iron (Fe), % 0 to 0.010
0 to 0.1
Lead (Pb), % 0
0 to 0.020
Molybdenum (Mo), % 66.9 to 73
0
Nickel (Ni), % 0 to 0.0020
0
Nitrogen (N), % 0 to 0.0020
0
Oxygen (O), % 0 to 0.0025
0
Silicon (Si), % 0 to 0.010
0 to 0.15
Tin (Sn), % 0
0 to 0.1
Tungsten (W), % 27 to 33
0
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.5