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C84000 Brass vs. C18600 Copper

Both C84000 brass and C18600 copper are copper alloys. They have 86% 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 C84000 brass and the bottom bar is C18600 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 27
8.0 to 11
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
44
Tensile Strength: Ultimate (UTS), MPa 250
520 to 580
Tensile Strength: Yield (Proof), MPa 140
500 to 520

Thermal Properties

Latent Heat of Fusion, J/g 190
210
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 1040
1090
Melting Onset (Solidus), °C 940
1070
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 72
280
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
70
Electrical Conductivity: Equal Weight (Specific), % IACS 17
71

Otherwise Unclassified Properties

Base Metal Price, % relative 30
31
Density, g/cm3 8.6
8.9
Embodied Carbon, kg CO2/kg material 3.0
2.9
Embodied Energy, MJ/kg 49
46
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 58
44 to 58
Resilience: Unit (Modulus of Resilience), kJ/m3 83
1060 to 1180
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 8.2
16 to 18
Strength to Weight: Bending, points 10
16 to 17
Thermal Diffusivity, mm2/s 22
81
Thermal Shock Resistance, points 9.0
19 to 20

Alloy Composition


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Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.020
0
Boron (B), % 0 to 0.1
0
Chromium (Cr), % 0
0.1 to 1.0
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 82 to 89
96.5 to 99.55
Iron (Fe), % 0 to 0.4
0.25 to 0.8
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0 to 0.010
0
Nickel (Ni), % 0.5 to 2.0
0 to 0.25
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0.1 to 0.65
0
Tin (Sn), % 2.0 to 4.0
0
Titanium (Ti), % 0
0.050 to 0.5
Zinc (Zn), % 5.0 to 14
0
Zirconium (Zr), % 0 to 0.1
0.050 to 0.4
Residuals, % 0 to 0.7
0 to 0.5