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C99700 Brass vs. C82800 Copper

Both C99700 brass and C82800 copper are copper alloys. They have 60% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C99700 brass and the bottom bar is C82800 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 25
1.0 to 20
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 46
46
Tensile Strength: Ultimate (UTS), MPa 380
670 to 1140
Tensile Strength: Yield (Proof), MPa 170
380 to 1000

Thermal Properties

Latent Heat of Fusion, J/g 200
240
Maximum Temperature: Mechanical, °C 160
310
Melting Completion (Liquidus), °C 900
930
Melting Onset (Solidus), °C 880
890
Specific Heat Capacity, J/kg-K 410
390
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
18
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
19

Otherwise Unclassified Properties

Density, g/cm3 8.1
8.7
Embodied Carbon, kg CO2/kg material 3.3
12
Embodied Energy, MJ/kg 53
190
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
11 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 120
590 to 4080
Stiffness to Weight: Axial, points 8.3
7.8
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 13
21 to 36
Strength to Weight: Bending, points 14
20 to 28
Thermal Shock Resistance, points 11
23 to 39

Alloy Composition

Aluminum (Al), % 0.5 to 3.0
0 to 0.15
Beryllium (Be), % 0
2.5 to 2.9
Chromium (Cr), % 0
0 to 0.1
Cobalt (Co), % 0
0.15 to 0.7
Copper (Cu), % 54 to 65.5
94.6 to 97.2
Iron (Fe), % 0 to 1.0
0 to 0.25
Lead (Pb), % 0 to 2.0
0 to 0.020
Manganese (Mn), % 11 to 15
0
Nickel (Ni), % 4.0 to 6.0
0 to 0.2
Silicon (Si), % 0
0.2 to 0.35
Tin (Sn), % 0 to 1.0
0 to 0.1
Titanium (Ti), % 0
0 to 0.12
Zinc (Zn), % 19 to 25
0 to 0.1
Residuals, % 0
0 to 0.5