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CC765S Brass vs. C68300 Brass

Both CC765S brass and C68300 brass are copper alloys. They have a moderately high 92% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is CC765S brass and the bottom bar is C68300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 21
15
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 540
430
Tensile Strength: Yield (Proof), MPa 220
260

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 140
120
Melting Completion (Liquidus), °C 860
900
Melting Onset (Solidus), °C 820
890
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 91
120
Thermal Expansion, µm/m-K 20
20

Otherwise Unclassified Properties

Base Metal Price, % relative 24
23
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 51
46
Embodied Water, L/kg 330
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
56
Resilience: Unit (Modulus of Resilience), kJ/m3 220
330
Stiffness to Weight: Axial, points 7.6
7.3
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 19
15
Strength to Weight: Bending, points 18
16
Thermal Diffusivity, mm2/s 28
38
Thermal Shock Resistance, points 17
14

Alloy Composition

Aluminum (Al), % 0.5 to 2.5
0
Antimony (Sb), % 0 to 0.080
0.3 to 1.0
Cadmium (Cd), % 0
0 to 0.010
Copper (Cu), % 51 to 65
59 to 63
Iron (Fe), % 0.5 to 2.0
0
Lead (Pb), % 0 to 0.5
0 to 0.090
Manganese (Mn), % 0.3 to 3.0
0
Nickel (Ni), % 0 to 6.0
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.1
0.3 to 1.0
Tin (Sn), % 0 to 1.0
0.050 to 0.2
Zinc (Zn), % 19.8 to 47.7
34.2 to 40.4
Residuals, % 0
0 to 0.5