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CC754S Brass vs. C87500 Brass

Both CC754S brass and C87500 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 75% 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 CC754S brass and the bottom bar is C87500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 11
18
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 320
460
Tensile Strength: Yield (Proof), MPa 160
190

Thermal Properties

Latent Heat of Fusion, J/g 170
260
Maximum Temperature: Mechanical, °C 120
170
Melting Completion (Liquidus), °C 830
920
Melting Onset (Solidus), °C 780
820
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 95
28
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 30
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 23
27
Density, g/cm3 8.1
8.3
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 47
44
Embodied Water, L/kg 330
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
67
Resilience: Unit (Modulus of Resilience), kJ/m3 130
160
Stiffness to Weight: Axial, points 7.2
7.4
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 11
16
Strength to Weight: Bending, points 13
16
Thermal Diffusivity, mm2/s 31
8.3
Thermal Shock Resistance, points 10
17

Alloy Composition

Aluminum (Al), % 0 to 0.8
0 to 0.5
Copper (Cu), % 57 to 63
79 to 85
Iron (Fe), % 0 to 0.7
0
Lead (Pb), % 0.5 to 2.5
0 to 0.5
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.3
3.0 to 5.0
Tin (Sn), % 0 to 1.0
0
Zinc (Zn), % 30.2 to 42.5
12 to 16
Residuals, % 0
0 to 0.5