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C69710 Brass vs. C96800 Copper

Both C69710 brass and C96800 copper are copper alloys. They have 79% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C69710 brass and the bottom bar is C96800 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 25
3.4
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 41
46
Tensile Strength: Ultimate (UTS), MPa 470
1010
Tensile Strength: Yield (Proof), MPa 230
860

Thermal Properties

Latent Heat of Fusion, J/g 240
220
Maximum Temperature: Mechanical, °C 160
220
Melting Completion (Liquidus), °C 930
1120
Melting Onset (Solidus), °C 880
1060
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 40
52
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
10
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
10

Otherwise Unclassified Properties

Base Metal Price, % relative 26
34
Density, g/cm3 8.3
8.9
Embodied Carbon, kg CO2/kg material 2.7
3.4
Embodied Energy, MJ/kg 44
52
Embodied Water, L/kg 310
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
33
Resilience: Unit (Modulus of Resilience), kJ/m3 250
3000
Stiffness to Weight: Axial, points 7.3
7.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16
32
Strength to Weight: Bending, points 16
25
Thermal Diffusivity, mm2/s 12
15
Thermal Shock Resistance, points 16
35

Alloy Composition


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Aluminum (Al), % 0
0 to 0.1
Antimony (Sb), % 0
0 to 0.020
Arsenic (As), % 0.030 to 0.060
0
Copper (Cu), % 75 to 80
87.1 to 90.5
Iron (Fe), % 0 to 0.2
0 to 0.5
Lead (Pb), % 0.5 to 1.5
0 to 0.0050
Manganese (Mn), % 0 to 0.4
0.050 to 0.3
Nickel (Ni), % 0
9.5 to 10.5
Phosphorus (P), % 0
0 to 0.0050
Silicon (Si), % 2.5 to 3.5
0
Sulfur (S), % 0
0 to 0.0025
Zinc (Zn), % 13.8 to 22
0 to 1.0
Residuals, % 0 to 0.5
0 to 0.5