MakeItFrom.com
Menu (ESC)

C87800 Brass vs. C27000 Brass

Both C87800 brass and C27000 brass are copper alloys. They have 80% of their average alloy composition in common. There are 25 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 C87800 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
Rockwell B Hardness 86
53 to 91
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 590
370 to 650

Thermal Properties

Latent Heat of Fusion, J/g 260
180
Maximum Temperature: Mechanical, °C 170
130
Melting Completion (Liquidus), °C 920
930
Melting Onset (Solidus), °C 820
900
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 28
120
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
27
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
30

Otherwise Unclassified Properties

Base Metal Price, % relative 27
24
Density, g/cm3 8.3
8.1
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 44
45
Embodied Water, L/kg 300
320

Common Calculations

Stiffness to Weight: Axial, points 7.4
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 20
13 to 22
Strength to Weight: Bending, points 19
14 to 21
Thermal Diffusivity, mm2/s 8.3
37
Thermal Shock Resistance, points 21
12 to 22

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Copper (Cu), % 80 to 84.2
63 to 68.5
Iron (Fe), % 0 to 0.15
0 to 0.1
Lead (Pb), % 0 to 0.15
0 to 0.070
Magnesium (Mg), % 0 to 0.010
0
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0 to 0.2
0
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 3.8 to 4.2
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 12 to 16
31 to 37
Residuals, % 0
0 to 0.3