C63020 Bronze vs. AWS BVAu-7

C63020 bronze belongs to the copper alloys classification, while AWS BVAu-7 belongs to the otherwise unclassified metals. There are 15 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is C63020 bronze and the bottom bar is AWS BVAu-7.

UNS C63020 Aluminum-Nickel Bronze AWS BVAu-7 (P00507) Vacuum Service Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		120
Elastic (Young's, Tensile) Modulus, GPa		130

Poisson's Ratio		0.33
Poisson's Ratio		0.38

Shear Modulus, GPa		44
Shear Modulus, GPa		45

Tensile Strength: Ultimate (UTS), MPa		1020
Tensile Strength: Ultimate (UTS), MPa		200

Thermal Properties

Latent Heat of Fusion, J/g		230
Latent Heat of Fusion, J/g		140

Melting Completion (Liquidus), °C		1070
Melting Completion (Liquidus), °C		1120

Melting Onset (Solidus), °C		1020
Melting Onset (Solidus), °C		1100

Specific Heat Capacity, J/kg-K		450
Specific Heat Capacity, J/kg-K		240

Thermal Expansion, µm/m-K		18
Thermal Expansion, µm/m-K		13

Otherwise Unclassified Properties

Density, g/cm³		8.2
Density, g/cm³		15

Common Calculations

Stiffness to Weight: Axial, points		8.0
Stiffness to Weight: Axial, points		4.7

Stiffness to Weight: Bending, points		20
Stiffness to Weight: Bending, points		11

Strength to Weight: Axial, points		34
Strength to Weight: Axial, points		3.7

Strength to Weight: Bending, points		27
Strength to Weight: Bending, points		5.1

Thermal Shock Resistance, points		35
Thermal Shock Resistance, points		8.9

Alloy Composition

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Aluminum (Al), %		10 to 11
Aluminum (Al), %		0

Cadmium (Cd), %		0
Cadmium (Cd), %		0 to 0.0010

Carbon (C), %		0
Carbon (C), %		0 to 0.0050

Chromium (Cr), %		0 to 0.050
Chromium (Cr), %		0

Cobalt (Co), %		0 to 0.2
Cobalt (Co), %		0 to 0.060

Copper (Cu), %		74.7 to 81.8
Copper (Cu), %		0

Gold (Au), %		0
Gold (Au), %		49.5 to 50.5

Iron (Fe), %		4.0 to 5.5
Iron (Fe), %		0

Lead (Pb), %		0 to 0.030
Lead (Pb), %		0 to 0.0020

Manganese (Mn), %		0 to 1.5
Manganese (Mn), %		0

Nickel (Ni), %		4.2 to 6.0
Nickel (Ni), %		24.5 to 25.5

Palladium (Pd), %		0
Palladium (Pd), %		23.9 to 26

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.0020

Tin (Sn), %		0 to 0.25
Tin (Sn), %		0

Zinc (Zn), %		0 to 0.3
Zinc (Zn), %		0 to 0.0010

Residuals, %		0 to 0.5
Residuals, %		0