AWS BVAu-4 vs. C82600 Copper

AWS BVAu-4 belongs to the otherwise unclassified metals classification, while C82600 copper belongs to the copper alloys. 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 AWS BVAu-4 and the bottom bar is C82600 copper.

AWS BVAu-4 (P00827) Vacuum Service Filler Metal UNS C82600 (Alloy 245C) Beryllium Copper

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		110
Elastic (Young's, Tensile) Modulus, GPa		120

Poisson's Ratio		0.4
Poisson's Ratio		0.33

Shear Modulus, GPa		41
Shear Modulus, GPa		46

Tensile Strength: Ultimate (UTS), MPa		190
Tensile Strength: Ultimate (UTS), MPa		570 to 1140

Thermal Properties

Latent Heat of Fusion, J/g		100
Latent Heat of Fusion, J/g		240

Melting Completion (Liquidus), °C		950
Melting Completion (Liquidus), °C		950

Melting Onset (Solidus), °C		950
Melting Onset (Solidus), °C		860

Specific Heat Capacity, J/kg-K		190
Specific Heat Capacity, J/kg-K		390

Thermal Expansion, µm/m-K		14
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Density, g/cm³		17
Density, g/cm³		8.7

Common Calculations

Stiffness to Weight: Axial, points		3.6
Stiffness to Weight: Axial, points		7.8

Stiffness to Weight: Bending, points		9.3
Stiffness to Weight: Bending, points		19

Strength to Weight: Axial, points		3.0
Strength to Weight: Axial, points		18 to 36

Strength to Weight: Bending, points		4.2
Strength to Weight: Bending, points		17 to 28

Thermal Shock Resistance, points		8.7
Thermal Shock Resistance, points		19 to 39

Alloy Composition

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Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.15

Beryllium (Be), %		0
Beryllium (Be), %		2.3 to 2.6

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

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

Chromium (Cr), %		0
Chromium (Cr), %		0 to 0.1

Cobalt (Co), %		0
Cobalt (Co), %		0.35 to 0.65

Copper (Cu), %		0
Copper (Cu), %		94.9 to 97.2

Gold (Au), %		81.5 to 82.5
Gold (Au), %		0

Iron (Fe), %		0
Iron (Fe), %		0 to 0.25

Lead (Pb), %		0 to 0.0020
Lead (Pb), %		0 to 0.020

Nickel (Ni), %		17.5 to 18.5
Nickel (Ni), %		0 to 0.2

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

Silicon (Si), %		0
Silicon (Si), %		0.2 to 0.35

Tin (Sn), %		0
Tin (Sn), %		0 to 0.1

Titanium (Ti), %		0
Titanium (Ti), %		0 to 0.12

Zinc (Zn), %		0 to 0.0010
Zinc (Zn), %		0 to 0.1

Residuals, %		0
Residuals, %		0 to 0.5