AWS BAg-1a vs. C84000 Brass

AWS BAg-1a belongs to the otherwise unclassified metals classification, while C84000 brass belongs to the copper alloys. They have a modest 25% of their average alloy composition in common, which, by itself, doesn't mean much. 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 BAg-1a and the bottom bar is C84000 brass.

AWS BAg-1a (P07500) Filler Metal UNS C84000 Semi-Red Brass

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		77
Elastic (Young's, Tensile) Modulus, GPa		110

Poisson's Ratio		0.33
Poisson's Ratio		0.33

Shear Modulus, GPa		29
Shear Modulus, GPa		42

Tensile Strength: Ultimate (UTS), MPa		180
Tensile Strength: Ultimate (UTS), MPa		250

Thermal Properties

Latent Heat of Fusion, J/g		120
Latent Heat of Fusion, J/g		190

Melting Completion (Liquidus), °C		640
Melting Completion (Liquidus), °C		1040

Melting Onset (Solidus), °C		630
Melting Onset (Solidus), °C		940

Specific Heat Capacity, J/kg-K		280
Specific Heat Capacity, J/kg-K		380

Thermal Expansion, µm/m-K		22
Thermal Expansion, µm/m-K		18

Otherwise Unclassified Properties

Density, g/cm³		9.3
Density, g/cm³		8.6

Embodied Carbon, kg CO₂/kg material		48
Embodied Carbon, kg CO₂/kg material		3.0

Embodied Energy, MJ/kg		760
Embodied Energy, MJ/kg		49

Common Calculations

Stiffness to Weight: Axial, points		4.6
Stiffness to Weight: Axial, points		7.2

Stiffness to Weight: Bending, points		15
Stiffness to Weight: Bending, points		19

Strength to Weight: Axial, points		5.4
Strength to Weight: Axial, points		8.2

Strength to Weight: Bending, points		7.6
Strength to Weight: Bending, points		10

Thermal Shock Resistance, points		7.5
Thermal Shock Resistance, points		9.0

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.0050

Antimony (Sb), %		0
Antimony (Sb), %		0 to 0.020

Boron (B), %		0
Boron (B), %		0 to 0.1

Cadmium (Cd), %		17 to 19
Cadmium (Cd), %		0

Copper (Cu), %		14.5 to 16.5
Copper (Cu), %		82 to 89

Iron (Fe), %		0
Iron (Fe), %		0 to 0.4

Lead (Pb), %		0
Lead (Pb), %		0 to 0.090

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

Nickel (Ni), %		0
Nickel (Ni), %		0.5 to 2.0

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

Silicon (Si), %		0
Silicon (Si), %		0 to 0.0050

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

Sulfur (S), %		0
Sulfur (S), %		0.1 to 0.65

Tin (Sn), %		0
Tin (Sn), %		2.0 to 4.0

Zinc (Zn), %		14.5 to 18.5
Zinc (Zn), %		5.0 to 14

Zirconium (Zr), %		0
Zirconium (Zr), %		0 to 0.1

Residuals, %		0
Residuals, %		0 to 0.7