C50100 Bronze vs. Grade 704C Zirconium

C50100 bronze belongs to the copper alloys classification, while grade 704C zirconium belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is C50100 bronze and the bottom bar is grade 704C zirconium.

UNS C50100 Phosphor Bronze Grade 704C Cast Zirconium

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		120
Elastic (Young's, Tensile) Modulus, GPa		97

Elongation at Break, %		40
Elongation at Break, %		11

Poisson's Ratio		0.34
Poisson's Ratio		0.34

Shear Modulus, GPa		43
Shear Modulus, GPa		36

Tensile Strength: Ultimate (UTS), MPa		270
Tensile Strength: Ultimate (UTS), MPa		470

Tensile Strength: Yield (Proof), MPa		82
Tensile Strength: Yield (Proof), MPa		310

Thermal Properties

Latent Heat of Fusion, J/g		210
Latent Heat of Fusion, J/g		240

Specific Heat Capacity, J/kg-K		380
Specific Heat Capacity, J/kg-K		270

Thermal Conductivity, W/m-K		230
Thermal Conductivity, W/m-K		21

Thermal Expansion, µm/m-K		17
Thermal Expansion, µm/m-K		5.9

Otherwise Unclassified Properties

Density, g/cm³		8.9
Density, g/cm³		6.7

Embodied Water, L/kg		310
Embodied Water, L/kg		460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		82
Resilience: Ultimate (Unit Rupture Work), MJ/m³		48

Resilience: Unit (Modulus of Resilience), kJ/m³		29
Resilience: Unit (Modulus of Resilience), kJ/m³		490

Stiffness to Weight: Axial, points		7.2
Stiffness to Weight: Axial, points		8.1

Stiffness to Weight: Bending, points		18
Stiffness to Weight: Bending, points		23

Strength to Weight: Axial, points		8.3
Strength to Weight: Axial, points		20

Strength to Weight: Bending, points		10
Strength to Weight: Bending, points		20

Thermal Diffusivity, mm²/s		66
Thermal Diffusivity, mm²/s		12

Thermal Shock Resistance, points		9.5
Thermal Shock Resistance, points		58

Alloy Composition

Carbon (C), %		0
Carbon (C), %		0 to 0.1

Copper (Cu), %		98.6 to 99.49
Copper (Cu), %		0

Hafnium (Hf), %		0
Hafnium (Hf), %		0 to 4.5

Hydrogen (H), %		0
Hydrogen (H), %		0 to 0.0050

Iron (Fe), %		0 to 0.050
Iron (Fe), %		0 to 0.3

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

Nitrogen (N), %		0
Nitrogen (N), %		0 to 0.030

Oxygen (O), %		0
Oxygen (O), %		0 to 0.3

Phosphorus (P), %		0.010 to 0.050
Phosphorus (P), %		0 to 0.010

Tin (Sn), %		0.5 to 0.8
Tin (Sn), %		1.0 to 2.0

Zirconium (Zr), %		0
Zirconium (Zr), %		92.9 to 99

Residuals, %		0 to 0.5
Residuals, %		0