C99600 Bronze vs. AWS BAg-21

C99600 bronze belongs to the copper alloys classification, while AWS BAg-21 belongs to the otherwise unclassified metals. They have a modest 29% of their average alloy composition in common, which, by itself, doesn't mean much. There are 16 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 C99600 bronze and the bottom bar is AWS BAg-21.

UNS C99600 Manganese Bronze AWS BAg-21 (P07630) Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		150
Elastic (Young's, Tensile) Modulus, GPa		85

Poisson's Ratio		0.34
Poisson's Ratio		0.36

Shear Modulus, GPa		56
Shear Modulus, GPa		31

Tensile Strength: Ultimate (UTS), MPa		560
Tensile Strength: Ultimate (UTS), MPa		150

Thermal Properties

Latent Heat of Fusion, J/g		240
Latent Heat of Fusion, J/g		140

Melting Completion (Liquidus), °C		1100
Melting Completion (Liquidus), °C		800

Melting Onset (Solidus), °C		1050
Melting Onset (Solidus), °C		690

Specific Heat Capacity, J/kg-K		440
Specific Heat Capacity, J/kg-K		280

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

Otherwise Unclassified Properties

Density, g/cm³		8.1
Density, g/cm³		9.8

Embodied Energy, MJ/kg		51
Embodied Energy, MJ/kg		970

Common Calculations

Stiffness to Weight: Axial, points		10
Stiffness to Weight: Axial, points		4.8

Stiffness to Weight: Bending, points		22
Stiffness to Weight: Bending, points		15

Strength to Weight: Axial, points		19
Strength to Weight: Axial, points		4.2

Strength to Weight: Bending, points		19
Strength to Weight: Bending, points		6.4

Thermal Shock Resistance, points		14
Thermal Shock Resistance, points		6.6

Alloy Composition

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Aluminum (Al), %		1.0 to 2.8
Aluminum (Al), %		0

Carbon (C), %		0 to 0.050
Carbon (C), %		0

Cobalt (Co), %		0 to 0.2
Cobalt (Co), %		0

Copper (Cu), %		50.8 to 60
Copper (Cu), %		27.5 to 29.5

Iron (Fe), %		0 to 0.2
Iron (Fe), %		0

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

Manganese (Mn), %		39 to 45
Manganese (Mn), %		0

Nickel (Ni), %		0 to 0.2
Nickel (Ni), %		2.0 to 3.0

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

Silver (Ag), %		0
Silver (Ag), %		62 to 64

Tin (Sn), %		0 to 0.1
Tin (Sn), %		5.0 to 7.0

Zinc (Zn), %		0 to 0.2
Zinc (Zn), %		0

Residuals, %		0 to 0.3
Residuals, %		0 to 0.15