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CC767S Brass vs. C85700 Brass

Both CC767S brass and C85700 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a very high 98% 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 CC767S brass and the bottom bar is C85700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 34
17
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 430
310
Tensile Strength: Yield (Proof), MPa 150
110

Thermal Properties

Latent Heat of Fusion, J/g 180
170
Maximum Temperature: Mechanical, °C 120
120
Melting Completion (Liquidus), °C 840
940
Melting Onset (Solidus), °C 790
910
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 110
84
Thermal Expansion, µm/m-K 21
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
22
Electrical Conductivity: Equal Weight (Specific), % IACS 36
25

Otherwise Unclassified Properties

Base Metal Price, % relative 23
24
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 47
47
Embodied Water, L/kg 330
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
41
Resilience: Unit (Modulus of Resilience), kJ/m3 100
59
Stiffness to Weight: Axial, points 7.3
7.2
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 15
11
Strength to Weight: Bending, points 16
13
Thermal Diffusivity, mm2/s 34
27
Thermal Shock Resistance, points 14
10

Alloy Composition

Aluminum (Al), % 0.1 to 0.8
0 to 0.8
Copper (Cu), % 58 to 64
58 to 64
Iron (Fe), % 0 to 0.5
0 to 0.7
Lead (Pb), % 0 to 0.1
0.8 to 1.5
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
0 to 1.0
Silicon (Si), % 0 to 0.2
0 to 0.050
Tin (Sn), % 0 to 0.1
0.5 to 1.5
Zinc (Zn), % 32.8 to 41.9
32 to 40
Residuals, % 0
0 to 1.3