C77300 Nickel Silver vs. Type 1 Niobium

C77300 nickel silver belongs to the copper alloys classification, while Type 1 niobium belongs to the otherwise unclassified metals. There are 14 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is C77300 nickel silver and the bottom bar is Type 1 niobium.

UNS C77300 (RBCuZn-D) Filler Metal Type 1 (Unalloyed Reactor Grade, R04200) Niobium

Metric UnitsUS Customary Units

Mechanical Properties

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

Poisson's Ratio		0.3
Poisson's Ratio		0.4

Shear Modulus, GPa		42
Shear Modulus, GPa		38

Tensile Strength: Ultimate (UTS), MPa		540
Tensile Strength: Ultimate (UTS), MPa		140

Thermal Properties

Latent Heat of Fusion, J/g		180
Latent Heat of Fusion, J/g		320

Specific Heat Capacity, J/kg-K		390
Specific Heat Capacity, J/kg-K		270

Thermal Expansion, µm/m-K		20
Thermal Expansion, µm/m-K		7.3

Otherwise Unclassified Properties

Density, g/cm³		7.9
Density, g/cm³		8.6

Embodied Water, L/kg		310
Embodied Water, L/kg		160

Common Calculations

Stiffness to Weight: Axial, points		7.7
Stiffness to Weight: Axial, points		6.8

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

Strength to Weight: Axial, points		19
Strength to Weight: Axial, points		4.6

Strength to Weight: Bending, points		19
Strength to Weight: Bending, points		7.1

Thermal Shock Resistance, points		17
Thermal Shock Resistance, points		13

Alloy Composition

Aluminum (Al), %		0 to 0.010
Aluminum (Al), %		0

Carbon (C), %		0
Carbon (C), %		0 to 0.010

Copper (Cu), %		46 to 50
Copper (Cu), %		0

Hafnium (Hf), %		0
Hafnium (Hf), %		0 to 0.020

Hydrogen (H), %		0
Hydrogen (H), %		0 to 0.0015

Iron (Fe), %		0
Iron (Fe), %		0 to 0.0050

Lead (Pb), %		0 to 0.050
Lead (Pb), %		0

Molybdenum (Mo), %		0
Molybdenum (Mo), %		0 to 0.010

Nickel (Ni), %		9.0 to 11
Nickel (Ni), %		0 to 0.0050

Niobium (Nb), %		0
Niobium (Nb), %		99.7 to 100

Nitrogen (N), %		0
Nitrogen (N), %		0 to 0.010

Oxygen (O), %		0
Oxygen (O), %		0 to 0.015

Phosphorus (P), %		0 to 0.25
Phosphorus (P), %		0

Silicon (Si), %		0.040 to 0.25
Silicon (Si), %		0 to 0.0050

Tantalum (Ta), %		0
Tantalum (Ta), %		0 to 0.1

Titanium (Ti), %		0
Titanium (Ti), %		0 to 0.020

Tungsten (W), %		0
Tungsten (W), %		0 to 0.030

Zinc (Zn), %		37.9 to 45
Zinc (Zn), %		0

Zirconium (Zr), %		0
Zirconium (Zr), %		0 to 0.020

Residuals, %		0 to 0.5
Residuals, %		0