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C84200 Brass vs. C12000 Copper

Both C84200 brass and C12000 copper are copper alloys. They have 80% of their average alloy composition in common. There are 28 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 C84200 brass and the bottom bar is C12000 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 15
2.8 to 50
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 40
43
Tensile Strength: Ultimate (UTS), MPa 250
230 to 410
Tensile Strength: Yield (Proof), MPa 120
77 to 400

Thermal Properties

Latent Heat of Fusion, J/g 180
210
Maximum Temperature: Mechanical, °C 150
200
Melting Completion (Liquidus), °C 990
1080
Melting Onset (Solidus), °C 840
1080
Specific Heat Capacity, J/kg-K 370
390
Thermal Conductivity, W/m-K 72
390
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
98
Electrical Conductivity: Equal Weight (Specific), % IACS 17
98

Otherwise Unclassified Properties

Base Metal Price, % relative 30
31
Density, g/cm3 8.5
9.0
Embodied Carbon, kg CO2/kg material 3.1
2.6
Embodied Energy, MJ/kg 51
41
Embodied Water, L/kg 350
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
10 to 91
Resilience: Unit (Modulus of Resilience), kJ/m3 72
25 to 690
Stiffness to Weight: Axial, points 6.9
7.2
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 8.2
7.2 to 13
Strength to Weight: Bending, points 10
9.4 to 14
Thermal Diffusivity, mm2/s 23
110
Thermal Shock Resistance, points 9.1
8.2 to 15

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 78 to 82
99.9 to 99.996
Iron (Fe), % 0 to 0.4
0
Lead (Pb), % 2.0 to 3.0
0
Nickel (Ni), % 0 to 0.8
0
Phosphorus (P), % 0 to 1.5
0.0040 to 0.012
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 4.0 to 6.0
0
Zinc (Zn), % 10 to 16
0
Residuals, % 0 to 0.7
0