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C68700 Brass vs. CC762S Brass

Both C68700 brass and CC762S brass are copper alloys. They have 84% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C68700 brass and the bottom bar is CC762S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 41
43
Tensile Strength: Ultimate (UTS), MPa 390
840
Tensile Strength: Yield (Proof), MPa 140
540

Thermal Properties

Latent Heat of Fusion, J/g 190
200
Maximum Temperature: Mechanical, °C 160
160
Melting Completion (Liquidus), °C 970
920
Melting Onset (Solidus), °C 930
870
Specific Heat Capacity, J/kg-K 400
420
Thermal Conductivity, W/m-K 100
51
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
28
Electrical Conductivity: Equal Weight (Specific), % IACS 25
32

Otherwise Unclassified Properties

Base Metal Price, % relative 26
24
Density, g/cm3 8.3
8.0
Embodied Carbon, kg CO2/kg material 2.8
3.1
Embodied Energy, MJ/kg 46
51
Embodied Water, L/kg 340
350

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 90
1290
Stiffness to Weight: Axial, points 7.3
7.8
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 13
29
Strength to Weight: Bending, points 14
25
Thermal Diffusivity, mm2/s 30
15
Thermal Shock Resistance, points 13
27

Alloy Composition

Aluminum (Al), % 1.8 to 2.5
3.0 to 7.0
Antimony (Sb), % 0
0 to 0.030
Arsenic (As), % 0.020 to 0.1
0
Copper (Cu), % 76 to 79
57 to 67
Iron (Fe), % 0 to 0.060
1.5 to 4.0
Lead (Pb), % 0 to 0.070
0 to 0.2
Manganese (Mn), % 0
2.5 to 5.0
Nickel (Ni), % 0
0 to 3.0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.1
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 17.8 to 22.2
13.4 to 36
Residuals, % 0 to 0.5
0