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CC752S Brass vs. C87800 Brass

Both CC752S brass and C87800 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 78% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is CC752S brass and the bottom bar is C87800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 8.4
25
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 350
590
Tensile Strength: Yield (Proof), MPa 190
350

Thermal Properties

Latent Heat of Fusion, J/g 170
260
Maximum Temperature: Mechanical, °C 130
170
Melting Completion (Liquidus), °C 840
920
Melting Onset (Solidus), °C 800
820
Specific Heat Capacity, J/kg-K 380
410
Thermal Conductivity, W/m-K 110
28
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 28
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 24
27
Density, g/cm3 8.1
8.3
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 46
44
Embodied Water, L/kg 330
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 25
130
Resilience: Unit (Modulus of Resilience), kJ/m3 180
540
Stiffness to Weight: Axial, points 7.1
7.4
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12
20
Strength to Weight: Bending, points 13
19
Thermal Diffusivity, mm2/s 35
8.3
Thermal Shock Resistance, points 12
21

Alloy Composition

Aluminum (Al), % 0.3 to 0.7
0 to 0.15
Antimony (Sb), % 0 to 0.14
0 to 0.050
Arsenic (As), % 0.040 to 0.14
0 to 0.050
Copper (Cu), % 61.5 to 64.5
80 to 84.2
Iron (Fe), % 0 to 0.3
0 to 0.15
Lead (Pb), % 1.5 to 2.2
0 to 0.15
Magnesium (Mg), % 0
0 to 0.010
Manganese (Mn), % 0 to 0.1
0 to 0.15
Nickel (Ni), % 0 to 0.2
0 to 0.2
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0 to 0.020
3.8 to 4.2
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0 to 0.3
0 to 0.25
Zinc (Zn), % 31.5 to 36.7
12 to 16
Residuals, % 0
0 to 0.5