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CC764S Brass vs. C69710 Brass

Both CC764S brass and C69710 brass are copper alloys. They have 77% 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 CC764S brass and the bottom bar is C69710 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 15
25
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 41
41
Tensile Strength: Ultimate (UTS), MPa 680
470
Tensile Strength: Yield (Proof), MPa 290
230

Thermal Properties

Latent Heat of Fusion, J/g 180
240
Maximum Temperature: Mechanical, °C 130
160
Melting Completion (Liquidus), °C 850
930
Melting Onset (Solidus), °C 810
880
Specific Heat Capacity, J/kg-K 400
400
Thermal Conductivity, W/m-K 94
40
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 36
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 23
26
Density, g/cm3 7.9
8.3
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 49
44
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
99
Resilience: Unit (Modulus of Resilience), kJ/m3 390
250
Stiffness to Weight: Axial, points 7.6
7.3
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 24
16
Strength to Weight: Bending, points 22
16
Thermal Diffusivity, mm2/s 30
12
Thermal Shock Resistance, points 22
16

Alloy Composition

Aluminum (Al), % 1.0 to 3.0
0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0
0.030 to 0.060
Copper (Cu), % 52 to 66
75 to 80
Iron (Fe), % 0.5 to 2.5
0 to 0.2
Lead (Pb), % 0 to 0.3
0.5 to 1.5
Manganese (Mn), % 0.3 to 4.0
0 to 0.4
Nickel (Ni), % 0 to 3.0
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.1
2.5 to 3.5
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 20.7 to 50.2
13.8 to 22
Residuals, % 0
0 to 0.5