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CC754S Brass vs. C68100 Brass

Both CC754S brass and C68100 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a very high 96% 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 CC754S brass and the bottom bar is C68100 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 11
29
Poisson's Ratio 0.31
0.3
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 320
380
Tensile Strength: Yield (Proof), MPa 160
140

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 120
120
Melting Completion (Liquidus), °C 830
890
Melting Onset (Solidus), °C 780
870
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 95
98
Thermal Expansion, µm/m-K 21
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
24
Electrical Conductivity: Equal Weight (Specific), % IACS 30
27

Otherwise Unclassified Properties

Base Metal Price, % relative 23
23
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 47
47
Embodied Water, L/kg 330
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
86
Resilience: Unit (Modulus of Resilience), kJ/m3 130
94
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 11
13
Strength to Weight: Bending, points 13
15
Thermal Diffusivity, mm2/s 31
32
Thermal Shock Resistance, points 10
13

Alloy Composition

Aluminum (Al), % 0 to 0.8
0 to 0.010
Copper (Cu), % 57 to 63
56 to 60
Iron (Fe), % 0 to 0.7
0.25 to 1.3
Lead (Pb), % 0.5 to 2.5
0 to 0.050
Manganese (Mn), % 0 to 0.5
0.010 to 0.5
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.3
0.040 to 0.15
Tin (Sn), % 0 to 1.0
0.75 to 1.1
Zinc (Zn), % 30.2 to 42.5
36.4 to 43
Residuals, % 0
0 to 0.5