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C42200 Brass vs. C82200 Copper

Both C42200 brass and C82200 copper are copper alloys. They have 88% of their average alloy composition in common. There are 29 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 C42200 brass and the bottom bar is C82200 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 2.0 to 46
8.0 to 20
Poisson's Ratio 0.33
0.34
Rockwell B Hardness 56 to 87
60 to 96
Shear Modulus, GPa 42
44
Tensile Strength: Ultimate (UTS), MPa 300 to 610
390 to 660
Tensile Strength: Yield (Proof), MPa 100 to 570
210 to 520

Thermal Properties

Latent Heat of Fusion, J/g 200
220
Maximum Temperature: Mechanical, °C 170
230
Melting Completion (Liquidus), °C 1040
1080
Melting Onset (Solidus), °C 1020
1040
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 130
180
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
45
Electrical Conductivity: Equal Weight (Specific), % IACS 32
46

Otherwise Unclassified Properties

Base Metal Price, % relative 29
55
Density, g/cm3 8.6
8.9
Embodied Carbon, kg CO2/kg material 2.7
4.8
Embodied Energy, MJ/kg 44
74
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 110
49 to 66
Resilience: Unit (Modulus of Resilience), kJ/m3 49 to 1460
180 to 1130
Stiffness to Weight: Axial, points 7.2
7.4
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 9.5 to 19
12 to 20
Strength to Weight: Bending, points 11 to 18
13 to 19
Thermal Diffusivity, mm2/s 39
53
Thermal Shock Resistance, points 10 to 21
14 to 23

Alloy Composition

Beryllium (Be), % 0
0.35 to 0.8
Cobalt (Co), % 0
0 to 0.3
Copper (Cu), % 86 to 89
97.4 to 98.7
Iron (Fe), % 0 to 0.050
0
Lead (Pb), % 0 to 0.050
0
Nickel (Ni), % 0
1.0 to 2.0
Phosphorus (P), % 0 to 0.35
0
Tin (Sn), % 0.8 to 1.4
0
Zinc (Zn), % 8.7 to 13.2
0
Residuals, % 0
0 to 0.5