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C42600 Brass vs. C87500 Brass

Both C42600 brass and C87500 brass are copper alloys. They have 90% 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 C42600 brass and the bottom bar is C87500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 1.1 to 40
18
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 410 to 830
460
Tensile Strength: Yield (Proof), MPa 220 to 810
190

Thermal Properties

Latent Heat of Fusion, J/g 200
260
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 1030
920
Melting Onset (Solidus), °C 1010
820
Specific Heat Capacity, J/kg-K 380
410
Thermal Conductivity, W/m-K 110
28
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 26
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
27
Density, g/cm3 8.7
8.3
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 48
44
Embodied Water, L/kg 340
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 9.4 to 140
67
Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 2970
160
Stiffness to Weight: Axial, points 7.1
7.4
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 13 to 27
16
Strength to Weight: Bending, points 14 to 23
16
Thermal Diffusivity, mm2/s 33
8.3
Thermal Shock Resistance, points 15 to 29
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Copper (Cu), % 87 to 90
79 to 85
Iron (Fe), % 0.050 to 0.2
0
Lead (Pb), % 0 to 0.050
0 to 0.5
Nickel (Ni), % 0.050 to 0.2
0
Phosphorus (P), % 0.020 to 0.050
0
Silicon (Si), % 0
3.0 to 5.0
Tin (Sn), % 2.5 to 4.0
0
Zinc (Zn), % 5.3 to 10.4
12 to 16
Residuals, % 0
0 to 0.5