MakeItFrom.com
Menu (ESC)

C84200 Brass vs. C96800 Copper

Both C84200 brass and C96800 copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 81% of their average alloy composition in common.

For each property being compared, the top bar is C84200 brass and the bottom bar is C96800 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 15
3.4
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 40
46
Tensile Strength: Ultimate (UTS), MPa 250
1010
Tensile Strength: Yield (Proof), MPa 120
860

Thermal Properties

Latent Heat of Fusion, J/g 180
220
Maximum Temperature: Mechanical, °C 150
220
Melting Completion (Liquidus), °C 990
1120
Melting Onset (Solidus), °C 840
1060
Specific Heat Capacity, J/kg-K 370
390
Thermal Conductivity, W/m-K 72
52
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
10
Electrical Conductivity: Equal Weight (Specific), % IACS 17
10

Otherwise Unclassified Properties

Base Metal Price, % relative 30
34
Density, g/cm3 8.5
8.9
Embodied Carbon, kg CO2/kg material 3.1
3.4
Embodied Energy, MJ/kg 51
52
Embodied Water, L/kg 350
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
33
Resilience: Unit (Modulus of Resilience), kJ/m3 72
3000
Stiffness to Weight: Axial, points 6.9
7.6
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.2
32
Strength to Weight: Bending, points 10
25
Thermal Diffusivity, mm2/s 23
15
Thermal Shock Resistance, points 9.1
35

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.1
Antimony (Sb), % 0 to 0.25
0 to 0.020
Copper (Cu), % 78 to 82
87.1 to 90.5
Iron (Fe), % 0 to 0.4
0 to 0.5
Lead (Pb), % 2.0 to 3.0
0 to 0.0050
Manganese (Mn), % 0
0.050 to 0.3
Nickel (Ni), % 0 to 0.8
9.5 to 10.5
Phosphorus (P), % 0 to 1.5
0 to 0.0050
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0 to 0.0025
Tin (Sn), % 4.0 to 6.0
0
Zinc (Zn), % 10 to 16
0 to 1.0
Residuals, % 0
0 to 0.5