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C96700 Copper vs. C87500 Brass

Both C96700 copper and C87500 brass are copper alloys. They have 66% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C96700 copper and the bottom bar is C87500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
110
Elongation at Break, % 10
18
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 53
42
Tensile Strength: Ultimate (UTS), MPa 1210
460
Tensile Strength: Yield (Proof), MPa 550
190

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 310
170
Melting Completion (Liquidus), °C 1170
920
Melting Onset (Solidus), °C 1110
820
Specific Heat Capacity, J/kg-K 400
410
Thermal Conductivity, W/m-K 30
28
Thermal Expansion, µm/m-K 15
18

Otherwise Unclassified Properties

Base Metal Price, % relative 90
27
Density, g/cm3 8.8
8.3
Embodied Carbon, kg CO2/kg material 9.5
2.7
Embodied Energy, MJ/kg 140
44
Embodied Water, L/kg 280
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
67
Resilience: Unit (Modulus of Resilience), kJ/m3 1080
160
Stiffness to Weight: Axial, points 8.9
7.4
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 38
16
Strength to Weight: Bending, points 29
16
Thermal Diffusivity, mm2/s 8.5
8.3
Thermal Shock Resistance, points 40
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Beryllium (Be), % 1.1 to 1.2
0
Copper (Cu), % 62.4 to 68.8
79 to 85
Iron (Fe), % 0.4 to 1.0
0
Lead (Pb), % 0 to 0.010
0 to 0.5
Manganese (Mn), % 0.4 to 1.0
0
Nickel (Ni), % 29 to 33
0
Silicon (Si), % 0 to 0.15
3.0 to 5.0
Titanium (Ti), % 0.15 to 0.35
0
Zinc (Zn), % 0
12 to 16
Zirconium (Zr), % 0.15 to 0.35
0
Residuals, % 0
0 to 0.5