MakeItFrom.com
Menu (ESC)

C70620 Copper-nickel vs. C87500 Brass

Both C70620 copper-nickel and C87500 brass are copper alloys. They have 83% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C70620 copper-nickel and the bottom bar is C87500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 46
42
Tensile Strength: Ultimate (UTS), MPa 300 to 570
460

Thermal Properties

Latent Heat of Fusion, J/g 220
260
Maximum Temperature: Mechanical, °C 220
170
Melting Completion (Liquidus), °C 1120
920
Melting Onset (Solidus), °C 1060
820
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 49
28
Thermal Expansion, µm/m-K 17
18

Otherwise Unclassified Properties

Base Metal Price, % relative 33
27
Density, g/cm3 8.9
8.3
Embodied Carbon, kg CO2/kg material 3.4
2.7
Embodied Energy, MJ/kg 51
44
Embodied Water, L/kg 300
300

Common Calculations

Stiffness to Weight: Axial, points 7.7
7.4
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 9.3 to 18
16
Strength to Weight: Bending, points 11 to 17
16
Thermal Diffusivity, mm2/s 14
8.3
Thermal Shock Resistance, points 10 to 20
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Carbon (C), % 0 to 0.050
0
Copper (Cu), % 86.5 to 90
79 to 85
Iron (Fe), % 1.0 to 1.8
0
Lead (Pb), % 0 to 0.020
0 to 0.5
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 9.0 to 11
0
Phosphorus (P), % 0 to 0.2
0
Silicon (Si), % 0
3.0 to 5.0
Sulfur (S), % 0 to 0.020
0
Zinc (Zn), % 0 to 0.5
12 to 16
Residuals, % 0
0 to 0.5