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C84000 Brass vs. C27000 Brass

Both C84000 brass and C27000 brass are copper alloys. They have 75% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C84000 brass and the bottom bar is C27000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 250
370 to 650

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 170
130
Melting Completion (Liquidus), °C 1040
930
Melting Onset (Solidus), °C 940
900
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 72
120
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
27
Electrical Conductivity: Equal Weight (Specific), % IACS 17
30

Otherwise Unclassified Properties

Base Metal Price, % relative 30
24
Density, g/cm3 8.6
8.1
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 49
45
Embodied Water, L/kg 330
320

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 8.2
13 to 22
Strength to Weight: Bending, points 10
14 to 21
Thermal Diffusivity, mm2/s 22
37
Thermal Shock Resistance, points 9.0
12 to 22

Alloy Composition


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Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.020
0
Boron (B), % 0 to 0.1
0
Copper (Cu), % 82 to 89
63 to 68.5
Iron (Fe), % 0 to 0.4
0 to 0.1
Lead (Pb), % 0 to 0.090
0 to 0.070
Manganese (Mn), % 0 to 0.010
0
Nickel (Ni), % 0.5 to 2.0
0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0.1 to 0.65
0
Tin (Sn), % 2.0 to 4.0
0
Zinc (Zn), % 5.0 to 14
31 to 37
Zirconium (Zr), % 0 to 0.1
0
Residuals, % 0 to 0.7
0 to 0.3