AWS BAu-5 vs. C90400 Bronze

AWS BAu-5 belongs to the otherwise unclassified metals classification, while C90400 bronze belongs to the copper alloys. There are 15 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is AWS BAu-5 and the bottom bar is C90400 bronze.

AWS BAu-5 (P00300) Filler Metal UNS C90400 Tin Bronze

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		140
Elastic (Young's, Tensile) Modulus, GPa		110

Poisson's Ratio		0.37
Poisson's Ratio		0.34

Shear Modulus, GPa		50
Shear Modulus, GPa		41

Tensile Strength: Ultimate (UTS), MPa		210
Tensile Strength: Ultimate (UTS), MPa		310

Thermal Properties

Latent Heat of Fusion, J/g		180
Latent Heat of Fusion, J/g		190

Melting Completion (Liquidus), °C		1170
Melting Completion (Liquidus), °C		990

Melting Onset (Solidus), °C		1140
Melting Onset (Solidus), °C		850

Specific Heat Capacity, J/kg-K		280
Specific Heat Capacity, J/kg-K		370

Thermal Expansion, µm/m-K		12
Thermal Expansion, µm/m-K		18

Otherwise Unclassified Properties

Density, g/cm³		13
Density, g/cm³		8.7

Common Calculations

Stiffness to Weight: Axial, points		5.8
Stiffness to Weight: Axial, points		7.0

Stiffness to Weight: Bending, points		13
Stiffness to Weight: Bending, points		18

Strength to Weight: Axial, points		4.5
Strength to Weight: Axial, points		10

Strength to Weight: Bending, points		6.0
Strength to Weight: Bending, points		12

Thermal Shock Resistance, points		9.0
Thermal Shock Resistance, points		11

Alloy Composition

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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

Copper (Cu), %		0
Copper (Cu), %		86 to 89

Gold (Au), %		29.5 to 30.5
Gold (Au), %		0

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), %		35.5 to 36.4
Nickel (Ni), %		0 to 1.0

Palladium (Pd), %		33.5 to 34.5
Palladium (Pd), %		0

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

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

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

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

Zinc (Zn), %		0
Zinc (Zn), %		1.0 to 5.0

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

Residuals, %		0 to 0.15
Residuals, %		0 to 0.7