Grade 366 Molybdenum vs. C77400 Nickel Silver

Grade 366 molybdenum belongs to the otherwise unclassified metals classification, while C77400 nickel silver belongs to the copper alloys. 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 grade 366 molybdenum and the bottom bar is C77400 nickel silver.

Grade 366 Molybdenum UNS C77400 Nickel Silver

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		300
Elastic (Young's, Tensile) Modulus, GPa		110

Elongation at Break, %		2.2
Elongation at Break, %		25

Poisson's Ratio		0.3
Poisson's Ratio		0.3

Shear Modulus, GPa		120
Shear Modulus, GPa		42

Tensile Strength: Ultimate (UTS), MPa		580
Tensile Strength: Ultimate (UTS), MPa		570

Tensile Strength: Yield (Proof), MPa		470
Tensile Strength: Yield (Proof), MPa		250

Thermal Properties

Latent Heat of Fusion, J/g		310
Latent Heat of Fusion, J/g		170

Specific Heat Capacity, J/kg-K		210
Specific Heat Capacity, J/kg-K		390

Thermal Expansion, µm/m-K		7.6
Thermal Expansion, µm/m-K		21

Otherwise Unclassified Properties

Density, g/cm³		12
Density, g/cm³		7.9

Embodied Carbon, kg CO₂/kg material		27
Embodied Carbon, kg CO₂/kg material		3.5

Embodied Energy, MJ/kg		340
Embodied Energy, MJ/kg		57

Embodied Water, L/kg		300
Embodied Water, L/kg		320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		12
Resilience: Ultimate (Unit Rupture Work), MJ/m³		120

Resilience: Unit (Modulus of Resilience), kJ/m³		370
Resilience: Unit (Modulus of Resilience), kJ/m³		290

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		7.7

Stiffness to Weight: Bending, points		18
Stiffness to Weight: Bending, points		20

Strength to Weight: Axial, points		13
Strength to Weight: Axial, points		20

Strength to Weight: Bending, points		13
Strength to Weight: Bending, points		19

Thermal Shock Resistance, points		18
Thermal Shock Resistance, points		18

Alloy Composition

Carbon (C), %		0 to 0.030
Carbon (C), %		0

Copper (Cu), %		0
Copper (Cu), %		43 to 47

Iron (Fe), %		0 to 0.010
Iron (Fe), %		0

Lead (Pb), %		0
Lead (Pb), %		0 to 0.2

Molybdenum (Mo), %		66.9 to 73
Molybdenum (Mo), %		0

Nickel (Ni), %		0 to 0.0020
Nickel (Ni), %		9.0 to 11

Nitrogen (N), %		0 to 0.0020
Nitrogen (N), %		0

Oxygen (O), %		0 to 0.0025
Oxygen (O), %		0

Silicon (Si), %		0 to 0.010
Silicon (Si), %		0

Tungsten (W), %		27 to 33
Tungsten (W), %		0

Zinc (Zn), %		0
Zinc (Zn), %		41.3 to 48

Residuals, %		0
Residuals, %		0 to 0.5