AWS BVAg-6b vs. C72900 Copper-nickel

AWS BVAg-6b belongs to the otherwise unclassified metals classification, while C72900 copper-nickel belongs to the copper alloys. They have 50% of their average alloy composition in common. There are 17 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 BVAg-6b and the bottom bar is C72900 copper-nickel.

AWS BVAg-6b (P07507) Vacuum Service Filler Metal UNS C72900 Tin-Bearing Copper-Nickel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		93
Elastic (Young's, Tensile) Modulus, GPa		120

Poisson's Ratio		0.35
Poisson's Ratio		0.34

Shear Modulus, GPa		35
Shear Modulus, GPa		45

Tensile Strength: Ultimate (UTS), MPa		180
Tensile Strength: Ultimate (UTS), MPa		870 to 1080

Thermal Properties

Latent Heat of Fusion, J/g		160
Latent Heat of Fusion, J/g		210

Melting Completion (Liquidus), °C		870
Melting Completion (Liquidus), °C		1120

Melting Onset (Solidus), °C		780
Melting Onset (Solidus), °C		950

Specific Heat Capacity, J/kg-K		310
Specific Heat Capacity, J/kg-K		380

Thermal Expansion, µm/m-K		19
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Density, g/cm³		9.7
Density, g/cm³		8.8

Embodied Carbon, kg CO₂/kg material		49
Embodied Carbon, kg CO₂/kg material		4.6

Embodied Energy, MJ/kg		770
Embodied Energy, MJ/kg		72

Common Calculations

Stiffness to Weight: Axial, points		5.3
Stiffness to Weight: Axial, points		7.6

Stiffness to Weight: Bending, points		16
Stiffness to Weight: Bending, points		19

Strength to Weight: Axial, points		5.1
Strength to Weight: Axial, points		27 to 34

Strength to Weight: Bending, points		7.3
Strength to Weight: Bending, points		23 to 27

Thermal Shock Resistance, points		7.4
Thermal Shock Resistance, points		31 to 38

Alloy Composition

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

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

Copper (Cu), %		49 to 51
Copper (Cu), %		74.1 to 78

Iron (Fe), %		0
Iron (Fe), %		0 to 0.5

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

Magnesium (Mg), %		0
Magnesium (Mg), %		0 to 0.15

Manganese (Mn), %		0
Manganese (Mn), %		0 to 0.3

Nickel (Ni), %		0
Nickel (Ni), %		14.5 to 15.5

Niobium (Nb), %		0
Niobium (Nb), %		0 to 0.1

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

Silver (Ag), %		49 to 51
Silver (Ag), %		0

Tin (Sn), %		0
Tin (Sn), %		7.5 to 8.5

Zinc (Zn), %		0 to 0.0010
Zinc (Zn), %		0 to 0.5

Residuals, %		0
Residuals, %		0 to 0.3