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C99750 Brass vs. C82200 Copper

Both C99750 brass and C82200 copper are copper alloys. They have 60% of their average alloy composition in common. There are 27 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 C99750 brass and the bottom bar is C82200 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
120
Elongation at Break, % 20 to 30
8.0 to 20
Poisson's Ratio 0.32
0.34
Rockwell B Hardness 77 to 82
60 to 96
Shear Modulus, GPa 48
44
Tensile Strength: Ultimate (UTS), MPa 450 to 520
390 to 660
Tensile Strength: Yield (Proof), MPa 220 to 280
210 to 520

Thermal Properties

Latent Heat of Fusion, J/g 200
220
Maximum Temperature: Mechanical, °C 160
230
Melting Completion (Liquidus), °C 840
1080
Melting Onset (Solidus), °C 820
1040
Specific Heat Capacity, J/kg-K 410
390
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
45
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
46

Otherwise Unclassified Properties

Base Metal Price, % relative 23
55
Density, g/cm3 8.1
8.9
Embodied Carbon, kg CO2/kg material 3.1
4.8
Embodied Energy, MJ/kg 51
74
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 87 to 110
49 to 66
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 300
180 to 1130
Stiffness to Weight: Axial, points 8.6
7.4
Stiffness to Weight: Bending, points 21
18
Strength to Weight: Axial, points 15 to 18
12 to 20
Strength to Weight: Bending, points 16 to 18
13 to 19
Thermal Shock Resistance, points 13 to 15
14 to 23

Alloy Composition

Aluminum (Al), % 0.25 to 3.0
0
Beryllium (Be), % 0
0.35 to 0.8
Cobalt (Co), % 0
0 to 0.3
Copper (Cu), % 55 to 61
97.4 to 98.7
Iron (Fe), % 0 to 1.0
0
Lead (Pb), % 0.5 to 2.5
0
Manganese (Mn), % 17 to 23
0
Nickel (Ni), % 0 to 5.0
1.0 to 2.0
Zinc (Zn), % 17 to 23
0
Residuals, % 0
0 to 0.5

Comparable Variants