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CC767S Brass vs. C38000 Brass

Both CC767S brass and C38000 brass are copper alloys. They have a very high 95% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is CC767S brass and the bottom bar is C38000 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
39
Tensile Strength: Ultimate (UTS), MPa 430
380
Tensile Strength: Yield (Proof), MPa 150
120

Thermal Properties

Latent Heat of Fusion, J/g 180
170
Maximum Temperature: Mechanical, °C 120
110
Melting Completion (Liquidus), °C 840
800
Melting Onset (Solidus), °C 790
760
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 110
110
Thermal Expansion, µm/m-K 21
21

Otherwise Unclassified Properties

Base Metal Price, % relative 23
22
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 47
46
Embodied Water, L/kg 330
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
50
Resilience: Unit (Modulus of Resilience), kJ/m3 100
74
Stiffness to Weight: Axial, points 7.3
7.1
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 15
13
Strength to Weight: Bending, points 16
14
Thermal Diffusivity, mm2/s 34
37
Thermal Shock Resistance, points 14
13

Alloy Composition

Aluminum (Al), % 0.1 to 0.8
0 to 0.5
Copper (Cu), % 58 to 64
55 to 60
Iron (Fe), % 0 to 0.5
0 to 0.35
Lead (Pb), % 0 to 0.1
1.5 to 2.5
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
0
Silicon (Si), % 0 to 0.2
0
Tin (Sn), % 0 to 0.1
0 to 0.3
Zinc (Zn), % 32.8 to 41.9
35.9 to 43.5
Residuals, % 0
0 to 0.5