C23400 Brass vs. C96800 Copper

Both C23400 brass and C96800 copper are copper alloys. They have 83% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C23400 brass and the bottom bar is C96800 copper.

UNS C23400 Red Brass UNS C96800 Nickel-Tin Copper

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		110
Elastic (Young's, Tensile) Modulus, GPa		120

Poisson's Ratio		0.32
Poisson's Ratio		0.34

Shear Modulus, GPa		42
Shear Modulus, GPa		46

Tensile Strength: Ultimate (UTS), MPa		370 to 640
Tensile Strength: Ultimate (UTS), MPa		1010

Thermal Properties

Latent Heat of Fusion, J/g		190
Latent Heat of Fusion, J/g		220

Maximum Temperature: Mechanical, °C		160
Maximum Temperature: Mechanical, °C		220

Melting Completion (Liquidus), °C		970
Melting Completion (Liquidus), °C		1120

Melting Onset (Solidus), °C		930
Melting Onset (Solidus), °C		1060

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

Thermal Conductivity, W/m-K		120
Thermal Conductivity, W/m-K		52

Thermal Expansion, µm/m-K		19
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Base Metal Price, % relative		27
Base Metal Price, % relative		34

Density, g/cm³		8.5
Density, g/cm³		8.9

Embodied Carbon, kg CO₂/kg material		2.6
Embodied Carbon, kg CO₂/kg material		3.4

Embodied Energy, MJ/kg		43
Embodied Energy, MJ/kg		52

Embodied Water, L/kg		320
Embodied Water, L/kg		300

Common Calculations

Stiffness to Weight: Axial, points		7.2
Stiffness to Weight: Axial, points		7.6

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

Strength to Weight: Axial, points		12 to 21
Strength to Weight: Axial, points		32

Strength to Weight: Bending, points		13 to 19
Strength to Weight: Bending, points		25

Thermal Diffusivity, mm²/s		36
Thermal Diffusivity, mm²/s		15

Thermal Shock Resistance, points		12 to 22
Thermal Shock Resistance, points		35

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.1

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

Copper (Cu), %		81 to 84
Copper (Cu), %		87.1 to 90.5

Iron (Fe), %		0 to 0.050
Iron (Fe), %		0 to 0.5

Lead (Pb), %		0 to 0.050
Lead (Pb), %		0 to 0.0050

Manganese (Mn), %		0
Manganese (Mn), %		0.050 to 0.3

Nickel (Ni), %		0
Nickel (Ni), %		9.5 to 10.5

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.0050

Sulfur (S), %		0
Sulfur (S), %		0 to 0.0025

Zinc (Zn), %		15.7 to 19
Zinc (Zn), %		0 to 1.0

Residuals, %		0
Residuals, %		0 to 0.5