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C85200 Brass vs. CC764S Brass

Both C85200 brass and CC764S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 84% 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 C85200 brass and the bottom bar is CC764S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 28
15
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 40
41
Tensile Strength: Ultimate (UTS), MPa 270
680
Tensile Strength: Yield (Proof), MPa 95
290

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 140
130
Melting Completion (Liquidus), °C 940
850
Melting Onset (Solidus), °C 930
810
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 84
94
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 18
32
Electrical Conductivity: Equal Weight (Specific), % IACS 19
36

Otherwise Unclassified Properties

Base Metal Price, % relative 26
23
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 2.8
2.9
Embodied Energy, MJ/kg 46
49
Embodied Water, L/kg 330
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
80
Resilience: Unit (Modulus of Resilience), kJ/m3 42
390
Stiffness to Weight: Axial, points 7.0
7.6
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 8.9
24
Strength to Weight: Bending, points 11
22
Thermal Diffusivity, mm2/s 27
30
Thermal Shock Resistance, points 9.3
22

Alloy Composition

Aluminum (Al), % 0 to 0.0050
1.0 to 3.0
Antimony (Sb), % 0 to 0.2
0 to 0.050
Copper (Cu), % 70 to 74
52 to 66
Iron (Fe), % 0 to 0.6
0.5 to 2.5
Lead (Pb), % 1.5 to 3.8
0 to 0.3
Manganese (Mn), % 0
0.3 to 4.0
Nickel (Ni), % 0 to 1.0
0 to 3.0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.050
0 to 0.1
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0.7 to 2.0
0 to 0.3
Zinc (Zn), % 20 to 27
20.7 to 50.2
Residuals, % 0 to 0.9
0