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C12600 Copper vs. C87900 Brass

Both C12600 copper and C87900 brass are copper alloys. They have 66% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C12600 copper and the bottom bar is C87900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 56
25
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 56
41
Tensile Strength: Ultimate (UTS), MPa 270
480
Tensile Strength: Yield (Proof), MPa 69
240

Thermal Properties

Latent Heat of Fusion, J/g 210
190
Maximum Temperature: Mechanical, °C 200
130
Melting Completion (Liquidus), °C 1080
930
Melting Onset (Solidus), °C 1030
900
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 130
120
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
15
Electrical Conductivity: Equal Weight (Specific), % IACS 29
17

Otherwise Unclassified Properties

Base Metal Price, % relative 30
24
Density, g/cm3 8.9
8.1
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 41
46
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
100
Resilience: Unit (Modulus of Resilience), kJ/m3 21
270
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 8.2
17
Strength to Weight: Bending, points 10
17
Thermal Diffusivity, mm2/s 39
37
Thermal Shock Resistance, points 9.5
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Copper (Cu), % 99.5 to 99.8
63 to 69.2
Iron (Fe), % 0
0 to 0.4
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0.2 to 0.4
0 to 0.010
Silicon (Si), % 0
0.8 to 1.2
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
0 to 0.25
Zinc (Zn), % 0
30 to 36