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C84800 Brass vs. CC751S Brass

Both C84800 brass and CC751S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 82% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C84800 brass and the bottom bar is CC751S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 18
5.6
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 39
40
Tensile Strength: Ultimate (UTS), MPa 230
450
Tensile Strength: Yield (Proof), MPa 100
320

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 150
130
Melting Completion (Liquidus), °C 950
850
Melting Onset (Solidus), °C 830
810
Specific Heat Capacity, J/kg-K 370
390
Thermal Conductivity, W/m-K 72
110
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
25
Electrical Conductivity: Equal Weight (Specific), % IACS 17
28

Otherwise Unclassified Properties

Base Metal Price, % relative 27
24
Density, g/cm3 8.6
8.1
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 46
46
Embodied Water, L/kg 340
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
23
Resilience: Unit (Modulus of Resilience), kJ/m3 53
480
Stiffness to Weight: Axial, points 6.6
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.3
15
Strength to Weight: Bending, points 9.6
16
Thermal Diffusivity, mm2/s 23
35
Thermal Shock Resistance, points 8.2
15

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.1
Antimony (Sb), % 0 to 0.25
0 to 0.5
Copper (Cu), % 75 to 77
62.7 to 66
Iron (Fe), % 0 to 0.4
0.25 to 0.5
Lead (Pb), % 5.5 to 7.0
0.8 to 2.2
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 0 to 1.0
0 to 0.8
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0.65 to 1.1
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 2.0 to 3.0
0 to 0.8
Zinc (Zn), % 13 to 17
27.9 to 35.6
Residuals, % 0 to 0.7
0