MakeItFrom.com
Menu (ESC)

C87800 Brass vs. C70250 Copper

Both C87800 brass and C70250 copper are copper alloys. They have 84% of their average alloy composition in common. There are 24 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 C70250 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
44
Tensile Strength: Ultimate (UTS), MPa 590
520 to 740

Thermal Properties

Latent Heat of Fusion, J/g 260
220
Maximum Temperature: Mechanical, °C 170
210
Melting Completion (Liquidus), °C 920
1100
Melting Onset (Solidus), °C 820
1080
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 28
170
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
36 to 50
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
37 to 51

Otherwise Unclassified Properties

Base Metal Price, % relative 27
31
Density, g/cm3 8.3
8.9
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 44
45
Embodied Water, L/kg 300
310

Common Calculations

Stiffness to Weight: Axial, points 7.4
7.4
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 20
16 to 23
Strength to Weight: Bending, points 19
16 to 21
Thermal Diffusivity, mm2/s 8.3
49
Thermal Shock Resistance, points 21
18 to 26

Alloy Composition


Deprecated: Automatic conversion of false to array is deprecated in /home/public/compare.php on line 452
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
92.7 to 97.5
Iron (Fe), % 0 to 0.15
0
Lead (Pb), % 0 to 0.15
0 to 0.050
Magnesium (Mg), % 0 to 0.010
0.050 to 0.3
Manganese (Mn), % 0 to 0.15
0 to 0.1
Nickel (Ni), % 0 to 0.2
2.2 to 4.2
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 3.8 to 4.2
0.25 to 1.2
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 12 to 16
0 to 1.0
Residuals, % 0 to 0.5
0 to 0.5