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C15500 Copper vs. C85900 Brass

Both C15500 copper and C85900 brass are copper alloys. They have 60% of their average alloy composition in common. There are 28 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 C15500 copper and the bottom bar is C85900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 3.0 to 37
30
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 43
40
Tensile Strength: Ultimate (UTS), MPa 280 to 550
460
Tensile Strength: Yield (Proof), MPa 130 to 530
190

Thermal Properties

Latent Heat of Fusion, J/g 210
170
Maximum Temperature: Mechanical, °C 200
130
Melting Completion (Liquidus), °C 1080
830
Melting Onset (Solidus), °C 1080
790
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 350
89
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 90
25
Electrical Conductivity: Equal Weight (Specific), % IACS 91
28

Otherwise Unclassified Properties

Base Metal Price, % relative 33
24
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 42
49
Embodied Water, L/kg 360
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15 to 84
110
Resilience: Unit (Modulus of Resilience), kJ/m3 72 to 1210
170
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 8.6 to 17
16
Strength to Weight: Bending, points 11 to 17
17
Thermal Diffusivity, mm2/s 100
29
Thermal Shock Resistance, points 9.8 to 20
16

Alloy Composition

Aluminum (Al), % 0
0.1 to 0.6
Antimony (Sb), % 0
0 to 0.2
Boron (B), % 0
0 to 0.2
Copper (Cu), % 99.75 to 99.853
58 to 62
Iron (Fe), % 0
0 to 0.5
Lead (Pb), % 0
0 to 0.090
Magnesium (Mg), % 0.080 to 0.13
0
Manganese (Mn), % 0
0 to 0.010
Nickel (Ni), % 0
0 to 1.5
Phosphorus (P), % 0.040 to 0.080
0 to 0.010
Silicon (Si), % 0
0 to 0.25
Silver (Ag), % 0.027 to 0.1
0
Sulfur (S), % 0
0.1 to 0.65
Tin (Sn), % 0
0 to 1.5
Zinc (Zn), % 0
31 to 41
Zirconium (Zr), % 0
0 to 0.2
Residuals, % 0
0 to 0.7