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CR018A Copper vs. Grade 366 Molybdenum

CR018A copper belongs to the copper 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 (8, in this case) are not shown.

For each property being compared, the top bar is CR018A copper and the bottom bar is grade 366 molybdenum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
300
Elongation at Break, % 15
2.2
Poisson's Ratio 0.34
0.3
Shear Modulus, GPa 43
120
Tensile Strength: Ultimate (UTS), MPa 220
580
Tensile Strength: Yield (Proof), MPa 130
470

Thermal Properties

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

Otherwise Unclassified Properties

Density, g/cm3 9.0
12
Embodied Carbon, kg CO2/kg material 2.7
27
Embodied Energy, MJ/kg 42
340
Embodied Water, L/kg 360
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
12
Resilience: Unit (Modulus of Resilience), kJ/m3 76
370
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 6.8
13
Strength to Weight: Bending, points 9.0
13
Thermal Shock Resistance, points 7.8
18

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.030
Copper (Cu), % 99.914 to 99.94
0
Iron (Fe), % 0
0 to 0.010
Molybdenum (Mo), % 0
66.9 to 73
Nickel (Ni), % 0
0 to 0.0020
Nitrogen (N), % 0
0 to 0.0020
Oxygen (O), % 0
0 to 0.0025
Silicon (Si), % 0
0 to 0.010
Silver (Ag), % 0.060 to 0.080
0
Tungsten (W), % 0
27 to 33