C68300 Brass vs. C92200 Bronze

Both C68300 brass and C92200 bronze are copper alloys. They have 66% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C68300 brass and the bottom bar is C92200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		100
Elastic (Young's, Tensile) Modulus, GPa		110

Elongation at Break, %		15
Elongation at Break, %		25

Poisson's Ratio		0.31
Poisson's Ratio		0.34

Rockwell B Hardness		60
Rockwell B Hardness		65

Shear Modulus, GPa		40
Shear Modulus, GPa		41

Tensile Strength: Ultimate (UTS), MPa		430
Tensile Strength: Ultimate (UTS), MPa		280

Tensile Strength: Yield (Proof), MPa		260
Tensile Strength: Yield (Proof), MPa		140

Thermal Properties

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

Maximum Temperature: Mechanical, °C		120
Maximum Temperature: Mechanical, °C		170

Melting Completion (Liquidus), °C		900
Melting Completion (Liquidus), °C		990

Melting Onset (Solidus), °C		890
Melting Onset (Solidus), °C		830

Specific Heat Capacity, J/kg-K		390
Specific Heat Capacity, J/kg-K		370

Thermal Conductivity, W/m-K		120
Thermal Conductivity, W/m-K		70

Thermal Expansion, µm/m-K		20
Thermal Expansion, µm/m-K		19

Otherwise Unclassified Properties

Base Metal Price, % relative		23
Base Metal Price, % relative		32

Density, g/cm³		8.0
Density, g/cm³		8.7

Embodied Carbon, kg CO₂/kg material		2.8
Embodied Carbon, kg CO₂/kg material		3.2

Embodied Energy, MJ/kg		46
Embodied Energy, MJ/kg		52

Embodied Water, L/kg		340
Embodied Water, L/kg		360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		56
Resilience: Ultimate (Unit Rupture Work), MJ/m³		58

Resilience: Unit (Modulus of Resilience), kJ/m³		330
Resilience: Unit (Modulus of Resilience), kJ/m³		87

Stiffness to Weight: Axial, points		7.3
Stiffness to Weight: Axial, points		6.9

Stiffness to Weight: Bending, points		20
Stiffness to Weight: Bending, points		18

Strength to Weight: Axial, points		15
Strength to Weight: Axial, points		8.9

Strength to Weight: Bending, points		16
Strength to Weight: Bending, points		11

Thermal Diffusivity, mm²/s		38
Thermal Diffusivity, mm²/s		21

Thermal Shock Resistance, points		14
Thermal Shock Resistance, points		9.9

Alloy Composition

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

Antimony (Sb), %		0.3 to 1.0
Antimony (Sb), %		0 to 0.25

Cadmium (Cd), %		0 to 0.010
Cadmium (Cd), %		0

Copper (Cu), %		59 to 63
Copper (Cu), %		86 to 90

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

Lead (Pb), %		0 to 0.090
Lead (Pb), %		1.0 to 2.0

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

Phosphorus (P), %		0
Phosphorus (P), %		0 to 1.5

Silicon (Si), %		0.3 to 1.0
Silicon (Si), %		0 to 0.0050

Sulfur (S), %		0
Sulfur (S), %		0 to 0.050

Tin (Sn), %		0.050 to 0.2
Tin (Sn), %		5.5 to 6.5

Zinc (Zn), %		34.2 to 40.4
Zinc (Zn), %		3.0 to 5.0

Residuals, %		0
Residuals, %		0 to 0.7