AWS BVAg-6b vs. C68000 Brass

AWS BVAg-6b belongs to the otherwise unclassified metals classification, while C68000 brass belongs to the copper alloys. They have 50% of their average alloy composition in common. There are 18 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-6b and the bottom bar is C68000 brass.

AWS BVAg-6b (P07507) Vacuum Service Filler Metal UNS C68000 (RBCuZn-B) Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		93
Elastic (Young's, Tensile) Modulus, GPa		100

Poisson's Ratio		0.35
Poisson's Ratio		0.3

Shear Modulus, GPa		35
Shear Modulus, GPa		40

Tensile Strength: Ultimate (UTS), MPa		180
Tensile Strength: Ultimate (UTS), MPa		390

Thermal Properties

Brazing Temperature, °C		870 to 980
Brazing Temperature, °C		880 to 980

Latent Heat of Fusion, J/g		160
Latent Heat of Fusion, J/g		170

Melting Completion (Liquidus), °C		870
Melting Completion (Liquidus), °C		880

Melting Onset (Solidus), °C		780
Melting Onset (Solidus), °C		870

Specific Heat Capacity, J/kg-K		310
Specific Heat Capacity, J/kg-K		390

Thermal Expansion, µm/m-K		19
Thermal Expansion, µm/m-K		21

Otherwise Unclassified Properties

Density, g/cm³		9.7
Density, g/cm³		8.0

Embodied Carbon, kg CO₂/kg material		49
Embodied Carbon, kg CO₂/kg material		2.8

Embodied Energy, MJ/kg		770
Embodied Energy, MJ/kg		48

Common Calculations

Stiffness to Weight: Axial, points		5.3
Stiffness to Weight: Axial, points		7.3

Stiffness to Weight: Bending, points		16
Stiffness to Weight: Bending, points		20

Strength to Weight: Axial, points		5.1
Strength to Weight: Axial, points		14

Strength to Weight: Bending, points		7.3
Strength to Weight: Bending, points		15

Thermal Shock Resistance, points		7.4
Thermal Shock Resistance, points		13

Alloy Composition

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

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), %		56 to 60

Iron (Fe), %		0
Iron (Fe), %		0.25 to 1.3

Lead (Pb), %		0 to 0.0020
Lead (Pb), %		0 to 0.050

Manganese (Mn), %		0
Manganese (Mn), %		0.010 to 0.5

Nickel (Ni), %		0
Nickel (Ni), %		0.2 to 0.8

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

Silicon (Si), %		0
Silicon (Si), %		0.040 to 0.15

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

Tin (Sn), %		0
Tin (Sn), %		0.75 to 1.1

Zinc (Zn), %		0 to 0.0010
Zinc (Zn), %		35.6 to 42.8

Residuals, %		0
Residuals, %		0 to 0.5