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C85800 Brass vs. C82000 Copper

Both C85800 brass and C82000 copper are copper alloys. They have 64% of their average alloy composition in common.

For each property being compared, the top bar is C85800 brass and the bottom bar is C82000 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 15
8.0 to 20
Poisson's Ratio 0.31
0.34
Rockwell B Hardness 56
55 to 95
Shear Modulus, GPa 40
45
Tensile Strength: Ultimate (UTS), MPa 380
350 to 690
Tensile Strength: Yield (Proof), MPa 210
140 to 520

Thermal Properties

Latent Heat of Fusion, J/g 170
220
Maximum Temperature: Mechanical, °C 120
220
Melting Completion (Liquidus), °C 900
1090
Melting Onset (Solidus), °C 870
970
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 84
260
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
45
Electrical Conductivity: Equal Weight (Specific), % IACS 22
46

Otherwise Unclassified Properties

Base Metal Price, % relative 24
60
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 2.8
5.0
Embodied Energy, MJ/kg 47
77
Embodied Water, L/kg 330
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
51 to 55
Resilience: Unit (Modulus of Resilience), kJ/m3 210
80 to 1120
Stiffness to Weight: Axial, points 7.2
7.5
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 13
11 to 22
Strength to Weight: Bending, points 15
12 to 20
Thermal Diffusivity, mm2/s 27
76
Thermal Shock Resistance, points 13
12 to 24

Alloy Composition

Aluminum (Al), % 0 to 0.55
0 to 0.1
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Beryllium (Be), % 0
0.45 to 0.8
Chromium (Cr), % 0
0 to 0.1
Cobalt (Co), % 0
2.2 to 2.7
Copper (Cu), % 57 to 69
95.2 to 97.4
Iron (Fe), % 0 to 0.5
0 to 0.1
Lead (Pb), % 0 to 1.5
0 to 0.020
Manganese (Mn), % 0 to 0.25
0
Nickel (Ni), % 0 to 0.5
0 to 0.2
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.25
0 to 0.15
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0 to 1.5
0 to 0.1
Zinc (Zn), % 31 to 41
0 to 0.1
Residuals, % 0
0 to 0.5