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C70260 Copper vs. C84200 Brass

Both C70260 copper and C84200 brass are copper alloys. They have 81% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C70260 copper and the bottom bar is C84200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 9.5 to 19
15
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 44
40
Tensile Strength: Ultimate (UTS), MPa 520 to 760
250
Tensile Strength: Yield (Proof), MPa 410 to 650
120

Thermal Properties

Latent Heat of Fusion, J/g 220
180
Maximum Temperature: Mechanical, °C 200
150
Melting Completion (Liquidus), °C 1060
990
Melting Onset (Solidus), °C 1040
840
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 160
72
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40 to 50
16
Electrical Conductivity: Equal Weight (Specific), % IACS 40 to 51
17

Otherwise Unclassified Properties

Base Metal Price, % relative 31
30
Density, g/cm3 8.9
8.5
Embodied Carbon, kg CO2/kg material 2.7
3.1
Embodied Energy, MJ/kg 43
51
Embodied Water, L/kg 310
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 46 to 140
31
Resilience: Unit (Modulus of Resilience), kJ/m3 710 to 1810
72
Stiffness to Weight: Axial, points 7.3
6.9
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 16 to 24
8.2
Strength to Weight: Bending, points 16 to 21
10
Thermal Diffusivity, mm2/s 45
23
Thermal Shock Resistance, points 18 to 27
9.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 95.8 to 98.8
78 to 82
Iron (Fe), % 0
0 to 0.4
Lead (Pb), % 0
2.0 to 3.0
Nickel (Ni), % 1.0 to 3.0
0 to 0.8
Phosphorus (P), % 0 to 0.010
0 to 1.5
Silicon (Si), % 0.2 to 0.7
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
4.0 to 6.0
Zinc (Zn), % 0
10 to 16
Residuals, % 0
0 to 0.7