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C87500 Brass vs. C32000 Brass

Both C87500 brass and C32000 brass are copper alloys. They have a very high 95% 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 C87500 brass and the bottom bar is C32000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 18
6.8 to 29
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
41
Tensile Strength: Ultimate (UTS), MPa 460
270 to 470
Tensile Strength: Yield (Proof), MPa 190
78 to 390

Thermal Properties

Latent Heat of Fusion, J/g 260
190
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 920
1020
Melting Onset (Solidus), °C 820
990
Specific Heat Capacity, J/kg-K 410
380
Thermal Conductivity, W/m-K 28
160
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
36
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
37

Otherwise Unclassified Properties

Base Metal Price, % relative 27
28
Density, g/cm3 8.3
8.7
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 44
42
Embodied Water, L/kg 300
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67
30 to 59
Resilience: Unit (Modulus of Resilience), kJ/m3 160
28 to 680
Stiffness to Weight: Axial, points 7.4
7.1
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 16
8.8 to 15
Strength to Weight: Bending, points 16
11 to 16
Thermal Diffusivity, mm2/s 8.3
47
Thermal Shock Resistance, points 17
9.5 to 16

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Copper (Cu), % 79 to 85
83.5 to 86.5
Iron (Fe), % 0
0 to 0.1
Lead (Pb), % 0 to 0.5
1.5 to 2.2
Nickel (Ni), % 0
0 to 0.25
Silicon (Si), % 3.0 to 5.0
0
Zinc (Zn), % 12 to 16
10.6 to 15
Residuals, % 0
0 to 0.4