AWS BAg-37 vs. C49300 Brass

AWS BAg-37 belongs to the otherwise unclassified metals classification, while C49300 brass belongs to the copper alloys. They have 74% 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 BAg-37 and the bottom bar is C49300 brass.

AWS BAg-37 (P07253) Filler Metal UNS C49300 Bismuth Brass

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		94
Elastic (Young's, Tensile) Modulus, GPa		100

Poisson's Ratio		0.32
Poisson's Ratio		0.31

Shear Modulus, GPa		36
Shear Modulus, GPa		40

Tensile Strength: Ultimate (UTS), MPa		180
Tensile Strength: Ultimate (UTS), MPa		430 to 520

Thermal Properties

Latent Heat of Fusion, J/g		150
Latent Heat of Fusion, J/g		170

Melting Completion (Liquidus), °C		780
Melting Completion (Liquidus), °C		880

Melting Onset (Solidus), °C		690
Melting Onset (Solidus), °C		840

Specific Heat Capacity, J/kg-K		350
Specific Heat Capacity, J/kg-K		380

Thermal Expansion, µm/m-K		21
Thermal Expansion, µm/m-K		20

Otherwise Unclassified Properties

Density, g/cm³		8.5
Density, g/cm³		8.0

Embodied Carbon, kg CO₂/kg material		26
Embodied Carbon, kg CO₂/kg material		3.0

Embodied Energy, MJ/kg		410
Embodied Energy, MJ/kg		50

Common Calculations

Stiffness to Weight: Axial, points		6.1
Stiffness to Weight: Axial, points		7.2

Stiffness to Weight: Bending, points		18
Stiffness to Weight: Bending, points		19

Strength to Weight: Axial, points		5.9
Strength to Weight: Axial, points		15 to 18

Strength to Weight: Bending, points		8.3
Strength to Weight: Bending, points		16 to 18

Thermal Shock Resistance, points		6.6
Thermal Shock Resistance, points		14 to 18

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.5

Antimony (Sb), %		0
Antimony (Sb), %		0 to 0.5

Bismuth (Bi), %		0
Bismuth (Bi), %		0.5 to 2.0

Copper (Cu), %		39 to 41
Copper (Cu), %		58 to 62

Iron (Fe), %		0
Iron (Fe), %		0 to 0.1

Lead (Pb), %		0
Lead (Pb), %		0 to 0.010

Manganese (Mn), %		0
Manganese (Mn), %		0 to 0.030

Nickel (Ni), %		0
Nickel (Ni), %		0 to 1.5

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.2

Selenium (Se), %		0
Selenium (Se), %		0 to 0.2

Silicon (Si), %		0
Silicon (Si), %		0 to 0.1

Silver (Ag), %		24 to 26
Silver (Ag), %		0

Tin (Sn), %		1.5 to 2.5
Tin (Sn), %		1.0 to 1.8

Zinc (Zn), %		31 to 35
Zinc (Zn), %		30.6 to 40.5

Residuals, %		0
Residuals, %		0 to 0.5